diff options
84 files changed, 62 insertions, 194 deletions
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h index 48bbea6898b3..d5b98ab514bb 100644 --- a/arch/alpha/include/asm/thread_info.h +++ b/arch/alpha/include/asm/thread_info.h @@ -27,8 +27,6 @@ struct thread_info { int bpt_nsaved; unsigned long bpt_addr[2]; /* breakpoint handling */ unsigned int bpt_insn[2]; - - struct restart_block restart_block; }; /* @@ -40,9 +38,6 @@ struct thread_info { .exec_domain = &default_exec_domain, \ .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c index 6cec2881acbf..8dbfb15f1745 100644 --- a/arch/alpha/kernel/signal.c +++ b/arch/alpha/kernel/signal.c @@ -150,7 +150,7 @@ restore_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs) struct switch_stack *sw = (struct switch_stack *)regs - 1; long i, err = __get_user(regs->pc, &sc->sc_pc); - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; sw->r26 = (unsigned long) ret_from_sys_call; diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index 02bc5ec0fb2e..1163a1838ac1 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -46,7 +46,6 @@ struct thread_info { struct exec_domain *exec_domain;/* execution domain */ __u32 cpu; /* current CPU */ unsigned long thr_ptr; /* TLS ptr */ - struct restart_block restart_block; }; /* @@ -62,9 +61,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index cb3142a2d40b..114234e83caa 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -104,7 +104,7 @@ SYSCALL_DEFINE0(rt_sigreturn) struct pt_regs *regs = current_pt_regs(); /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* Since we stacked the signal on a word boundary, * then 'sp' should be word aligned here. If it's diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index d890e41f5520..72812a1f3d1c 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -68,7 +68,6 @@ struct thread_info { #ifdef CONFIG_ARM_THUMBEE unsigned long thumbee_state; /* ThumbEE Handler Base register */ #endif - struct restart_block restart_block; }; #define INIT_THREAD_INFO(tsk) \ @@ -81,9 +80,6 @@ struct thread_info { .cpu_domain = domain_val(DOMAIN_USER, DOMAIN_MANAGER) | \ domain_val(DOMAIN_KERNEL, DOMAIN_MANAGER) | \ domain_val(DOMAIN_IO, DOMAIN_CLIENT), \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 8aa6f1b87c9e..023ac905e4c3 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -191,7 +191,7 @@ asmlinkage int sys_sigreturn(struct pt_regs *regs) struct sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 64-bit boundary, @@ -221,7 +221,7 @@ asmlinkage int sys_rt_sigreturn(struct pt_regs *regs) struct rt_sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 64-bit boundary, diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index 459bf8e53208..702e1e6a0d80 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -48,7 +48,6 @@ struct thread_info { mm_segment_t addr_limit; /* address limit */ struct task_struct *task; /* main task structure */ struct exec_domain *exec_domain; /* execution domain */ - struct restart_block restart_block; int preempt_count; /* 0 => preemptable, <0 => bug */ int cpu; /* cpu */ }; @@ -60,9 +59,6 @@ struct thread_info { .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index 6fa792137eda..660ccf9f7524 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -131,7 +131,7 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) struct rt_sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 128-bit boundary, then 'sp' should diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c index e299de396e9b..c20a300e2213 100644 --- a/arch/arm64/kernel/signal32.c +++ b/arch/arm64/kernel/signal32.c @@ -347,7 +347,7 @@ asmlinkage int compat_sys_sigreturn(struct pt_regs *regs) struct compat_sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 64-bit boundary, @@ -381,7 +381,7 @@ asmlinkage int compat_sys_rt_sigreturn(struct pt_regs *regs) struct compat_rt_sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 64-bit boundary, diff --git a/arch/avr32/include/asm/thread_info.h b/arch/avr32/include/asm/thread_info.h index a978f3fe7c25..d56afa99a514 100644 --- a/arch/avr32/include/asm/thread_info.h +++ b/arch/avr32/include/asm/thread_info.h @@ -30,7 +30,6 @@ struct thread_info { saved by debug handler when setting up trampoline */ - struct restart_block restart_block; __u8 supervisor_stack[0]; }; @@ -41,9 +40,6 @@ struct thread_info { .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall \ - } \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/avr32/kernel/asm-offsets.c b/arch/avr32/kernel/asm-offsets.c index d6a8193a1d2f..e41c84516e5d 100644 --- a/arch/avr32/kernel/asm-offsets.c +++ b/arch/avr32/kernel/asm-offsets.c @@ -18,7 +18,6 @@ void foo(void) OFFSET(TI_preempt_count, thread_info, preempt_count); OFFSET(TI_rar_saved, thread_info, rar_saved); OFFSET(TI_rsr_saved, thread_info, rsr_saved); - OFFSET(TI_restart_block, thread_info, restart_block); BLANK(); OFFSET(TSK_active_mm, task_struct, active_mm); BLANK(); diff --git a/arch/avr32/kernel/signal.c b/arch/avr32/kernel/signal.c index d309fbcc3bd6..8f1c63b9b983 100644 --- a/arch/avr32/kernel/signal.c +++ b/arch/avr32/kernel/signal.c @@ -69,7 +69,7 @@ asmlinkage int sys_rt_sigreturn(struct pt_regs *regs) sigset_t set; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; frame = (struct rt_sigframe __user *)regs->sp; pr_debug("SIG return: frame = %p\n", frame); diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 55f473bdad36..57c3a8bd583d 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -42,7 +42,6 @@ struct thread_info { int cpu; /* cpu we're on */ int preempt_count; /* 0 => preemptable, <0 => BUG */ mm_segment_t addr_limit; /* address limit */ - struct restart_block restart_block; #ifndef CONFIG_SMP struct l1_scratch_task_info l1_task_info; #endif @@ -58,9 +57,6 @@ struct thread_info { .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) #define init_stack (init_thread_union.stack) diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c index ef275571d885..f2a8b5493bd3 100644 --- a/arch/blackfin/kernel/signal.c +++ b/arch/blackfin/kernel/signal.c @@ -44,7 +44,7 @@ rt_restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *p int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; #define RESTORE(x) err |= __get_user(regs->x, &sc->sc_##x) diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h index d4e9ef87076d..584e253f3217 100644 --- a/arch/c6x/include/asm/thread_info.h +++ b/arch/c6x/include/asm/thread_info.h @@ -45,7 +45,6 @@ struct thread_info { int cpu; /* cpu we're on */ int preempt_count; /* 0 = preemptable, <0 = BUG */ mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; }; /* @@ -61,9 +60,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/c6x/kernel/signal.c b/arch/c6x/kernel/signal.c index fe68226f6c4d..3c4bb5a5c382 100644 --- a/arch/c6x/kernel/signal.c +++ b/arch/c6x/kernel/signal.c @@ -68,7 +68,7 @@ asmlinkage int do_rt_sigreturn(struct pt_regs *regs) sigset_t set; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a dword boundary, diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index 9b32d338838b..74d7ba35120d 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c @@ -67,7 +67,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) unsigned long old_usp; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* restore the regs from &sc->regs (same as sc, since regs is first) * (sc is already checked for VERIFY_READ since the sigframe was diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 78ce3b1c9bcb..870e3e069318 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -59,7 +59,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) unsigned long old_usp; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Restore the registers from &sc->regs. sc is already checked diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h index 55dede18c032..7286db5ed90e 100644 --- a/arch/cris/include/asm/thread_info.h +++ b/arch/cris/include/asm/thread_info.h @@ -38,7 +38,6 @@ struct thread_info { 0-0xBFFFFFFF for user-thead 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; __u8 supervisor_stack[0]; }; @@ -56,9 +55,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/frv/include/asm/thread_info.h b/arch/frv/include/asm/thread_info.h index af29e17c0181..6b917f1c2955 100644 --- a/arch/frv/include/asm/thread_info.h +++ b/arch/frv/include/asm/thread_info.h @@ -41,7 +41,6 @@ struct thread_info { * 0-0xBFFFFFFF for user-thead * 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; __u8 supervisor_stack[0]; }; @@ -65,9 +64,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/frv/kernel/asm-offsets.c b/arch/frv/kernel/asm-offsets.c index 9de96843a278..446e89d500cc 100644 --- a/arch/frv/kernel/asm-offsets.c +++ b/arch/frv/kernel/asm-offsets.c @@ -40,7 +40,6 @@ void foo(void) OFFSET(TI_CPU, thread_info, cpu); OFFSET(TI_PREEMPT_COUNT, thread_info, preempt_count); OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); - OFFSET(TI_RESTART_BLOCK, thread_info, restart_block); BLANK(); /* offsets into register file storage */ diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c index dc3d59de0870..336713ab4745 100644 --- a/arch/frv/kernel/signal.c +++ b/arch/frv/kernel/signal.c @@ -62,7 +62,7 @@ static int restore_sigcontext(struct sigcontext __user *sc, int *_gr8) unsigned long tbr, psr; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; tbr = user->i.tbr; psr = user->i.psr; diff --git a/arch/hexagon/include/asm/thread_info.h b/arch/hexagon/include/asm/thread_info.h index a59dad3b3695..bacd3d6030c5 100644 --- a/arch/hexagon/include/asm/thread_info.h +++ b/arch/hexagon/include/asm/thread_info.h @@ -56,7 +56,6 @@ struct thread_info { * used for syscalls somehow; * seems to have a function pointer and four arguments */ - struct restart_block restart_block; /* Points to the current pt_regs frame */ struct pt_regs *regs; /* @@ -83,9 +82,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = 1, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ .sp = 0, \ .regs = NULL, \ } diff --git a/arch/hexagon/kernel/signal.c b/arch/hexagon/kernel/signal.c index eadd70e47e7e..b039a624c170 100644 --- a/arch/hexagon/kernel/signal.c +++ b/arch/hexagon/kernel/signal.c @@ -239,7 +239,7 @@ asmlinkage int sys_rt_sigreturn(void) sigset_t blocked; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; frame = (struct rt_sigframe __user *)pt_psp(regs); if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h index 5b17418b4223..c16f21a068ff 100644 --- a/arch/ia64/include/asm/thread_info.h +++ b/arch/ia64/include/asm/thread_info.h @@ -27,7 +27,6 @@ struct thread_info { __u32 status; /* Thread synchronous flags */ mm_segment_t addr_limit; /* user-level address space limit */ int preempt_count; /* 0=premptable, <0=BUG; will also serve as bh-counter */ - struct restart_block restart_block; #ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE __u64 ac_stamp; __u64 ac_leave; @@ -46,9 +45,6 @@ struct thread_info { .cpu = 0, \ .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #ifndef ASM_OFFSETS_C diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c index 6d92170be457..b3a124da71e5 100644 --- a/arch/ia64/kernel/signal.c +++ b/arch/ia64/kernel/signal.c @@ -46,7 +46,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr) long err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* restore scratch that always needs gets updated during signal delivery: */ err = __get_user(flags, &sc->sc_flags); diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h index 00171703402f..32422d0211c3 100644 --- a/arch/m32r/include/asm/thread_info.h +++ b/arch/m32r/include/asm/thread_info.h @@ -34,7 +34,6 @@ struct thread_info { 0-0xBFFFFFFF for user-thread 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; __u8 supervisor_stack[0]; }; @@ -49,7 +48,6 @@ struct thread_info { #define TI_CPU 0x00000010 #define TI_PRE_COUNT 0x00000014 #define TI_ADDR_LIMIT 0x00000018 -#define TI_RESTART_BLOCK 0x000001C #endif @@ -68,9 +66,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index 95408b8f130a..7736c6660a15 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -48,7 +48,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, unsigned int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) COPY(r4); diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h index 21a4784ca5a1..c54256e69e64 100644 --- a/arch/m68k/include/asm/thread_info.h +++ b/arch/m68k/include/asm/thread_info.h @@ -31,7 +31,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ __u32 cpu; /* should always be 0 on m68k */ unsigned long tp_value; /* thread pointer */ - struct restart_block restart_block; }; #endif /* __ASSEMBLY__ */ @@ -41,9 +40,6 @@ struct thread_info { .exec_domain = &default_exec_domain, \ .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_stack (init_thread_union.stack) diff --git a/arch/m68k/kernel/signal.c b/arch/m68k/kernel/signal.c index 967a8b7e1527..d7179281e74a 100644 --- a/arch/m68k/kernel/signal.c +++ b/arch/m68k/kernel/signal.c @@ -655,7 +655,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *usc, void __u int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* get previous context */ if (copy_from_user(&context, usc, sizeof(context))) @@ -693,7 +693,7 @@ rt_restore_ucontext(struct pt_regs *regs, struct switch_stack *sw, int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err = __get_user(temp, &uc->uc_mcontext.version); if (temp != MCONTEXT_VERSION) diff --git a/arch/metag/include/asm/thread_info.h b/arch/metag/include/asm/thread_info.h index 47711336119e..afb3ca4776d1 100644 --- a/arch/metag/include/asm/thread_info.h +++ b/arch/metag/include/asm/thread_info.h @@ -35,9 +35,8 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; - u8 supervisor_stack[0]; + u8 supervisor_stack[0] __aligned(8); }; #else /* !__ASSEMBLY__ */ @@ -74,9 +73,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/metag/kernel/signal.c b/arch/metag/kernel/signal.c index 0d100d5c1407..ce49d429c74a 100644 --- a/arch/metag/kernel/signal.c +++ b/arch/metag/kernel/signal.c @@ -48,7 +48,7 @@ static int restore_sigcontext(struct pt_regs *regs, int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err = metag_gp_regs_copyin(regs, 0, sizeof(struct user_gp_regs), NULL, &sc->regs); diff --git a/arch/microblaze/include/asm/thread_info.h b/arch/microblaze/include/asm/thread_info.h index 8c9d36591a03..b699fbd7de4a 100644 --- a/arch/microblaze/include/asm/thread_info.h +++ b/arch/microblaze/include/asm/thread_info.h @@ -71,7 +71,6 @@ struct thread_info { __u32 cpu; /* current CPU */ __s32 preempt_count; /* 0 => preemptable,< 0 => BUG*/ mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; struct cpu_context cpu_context; }; @@ -87,9 +86,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/microblaze/kernel/signal.c b/arch/microblaze/kernel/signal.c index 235706055b7f..a1cbaf90e2ea 100644 --- a/arch/microblaze/kernel/signal.c +++ b/arch/microblaze/kernel/signal.c @@ -89,7 +89,7 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) int rval; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index e4440f92b366..9e1295f874f0 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -34,7 +34,6 @@ struct thread_info { * 0x7fffffff for user-thead * 0xffffffff for kernel-thread */ - struct restart_block restart_block; struct pt_regs *regs; long syscall; /* syscall number */ }; @@ -50,9 +49,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c index b1d84bd4efb3..3b2dfdb4865f 100644 --- a/arch/mips/kernel/asm-offsets.c +++ b/arch/mips/kernel/asm-offsets.c @@ -98,7 +98,6 @@ void output_thread_info_defines(void) OFFSET(TI_CPU, thread_info, cpu); OFFSET(TI_PRE_COUNT, thread_info, preempt_count); OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); - OFFSET(TI_RESTART_BLOCK, thread_info, restart_block); OFFSET(TI_REGS, thread_info, regs); DEFINE(_THREAD_SIZE, THREAD_SIZE); DEFINE(_THREAD_MASK, THREAD_MASK); diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index 545bf11bd2ed..6a28c792d862 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -243,7 +243,7 @@ int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) int i; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err |= __get_user(regs->cp0_epc, &sc->sc_pc); diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c index d69179c0d49d..19a7705f2a01 100644 --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -220,7 +220,7 @@ static int restore_sigcontext32(struct pt_regs *regs, int i; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err |= __get_user(regs->cp0_epc, &sc->sc_pc); err |= __get_user(regs->hi, &sc->sc_mdhi); diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h index bf280eaccd36..c1c374f0ec12 100644 --- a/arch/mn10300/include/asm/thread_info.h +++ b/arch/mn10300/include/asm/thread_info.h @@ -50,7 +50,6 @@ struct thread_info { 0-0xBFFFFFFF for user-thead 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; __u8 supervisor_stack[0]; }; @@ -80,9 +79,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/mn10300/kernel/asm-offsets.c b/arch/mn10300/kernel/asm-offsets.c index 47b3bb0c04ff..d780670cbaf3 100644 --- a/arch/mn10300/kernel/asm-offsets.c +++ b/arch/mn10300/kernel/asm-offsets.c @@ -28,7 +28,6 @@ void foo(void) OFFSET(TI_cpu, thread_info, cpu); OFFSET(TI_preempt_count, thread_info, preempt_count); OFFSET(TI_addr_limit, thread_info, addr_limit); - OFFSET(TI_restart_block, thread_info, restart_block); BLANK(); OFFSET(REG_D0, pt_regs, d0); diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index a6c0858592c3..8609845f12c5 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -40,7 +40,7 @@ static int restore_sigcontext(struct pt_regs *regs, unsigned int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (is_using_fpu(current)) fpu_kill_state(current); diff --git a/arch/openrisc/include/asm/thread_info.h b/arch/openrisc/include/asm/thread_info.h index d797acc901e4..875f0845a707 100644 --- a/arch/openrisc/include/asm/thread_info.h +++ b/arch/openrisc/include/asm/thread_info.h @@ -57,7 +57,6 @@ struct thread_info { 0-0x7FFFFFFF for user-thead 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; __u8 supervisor_stack[0]; /* saved context data */ @@ -79,9 +78,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = 1, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ .ksp = 0, \ } diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c index 7d1b8235bf90..4112175bf803 100644 --- a/arch/openrisc/kernel/signal.c +++ b/arch/openrisc/kernel/signal.c @@ -46,7 +46,7 @@ static int restore_sigcontext(struct pt_regs *regs, int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Restore the regs from &sc->regs. diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index a84611835549..fb13e3865563 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -14,7 +14,6 @@ struct thread_info { mm_segment_t addr_limit; /* user-level address space limit */ __u32 cpu; /* current CPU */ int preempt_count; /* 0=premptable, <0=BUG; will also serve as bh-counter */ - struct restart_block restart_block; }; #define INIT_THREAD_INFO(tsk) \ @@ -25,9 +24,6 @@ struct thread_info { .cpu = 0, \ .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall \ - } \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index 012d4fa63d97..9b910a0251b8 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -99,7 +99,7 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) sigframe_size = PARISC_RT_SIGFRAME_SIZE32; #endif - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* Unwind the user stack to get the rt_sigframe structure. */ frame = (struct rt_sigframe __user *) diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h index e8abc83e699f..72489799cf02 100644 --- a/arch/powerpc/include/asm/thread_info.h +++ b/arch/powerpc/include/asm/thread_info.h @@ -43,7 +43,6 @@ struct thread_info { int cpu; /* cpu we're on */ int preempt_count; /* 0 => preemptable, <0 => BUG */ - struct restart_block restart_block; unsigned long local_flags; /* private flags for thread */ /* low level flags - has atomic operations done on it */ @@ -59,9 +58,6 @@ struct thread_info { .exec_domain = &default_exec_domain, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ .flags = 0, \ } diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index b171001698ff..d3a831ac0f92 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -1231,7 +1231,7 @@ long sys_rt_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8, int tm_restore = 0; #endif /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; rt_sf = (struct rt_sigframe __user *) (regs->gpr[1] + __SIGNAL_FRAMESIZE + 16); @@ -1504,7 +1504,7 @@ long sys_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8, #endif /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; sf = (struct sigframe __user *)(regs->gpr[1] + __SIGNAL_FRAMESIZE); sc = &sf->sctx; diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 2cb0c94cafa5..c7c24d2e2bdb 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -666,7 +666,7 @@ int sys_rt_sigreturn(unsigned long r3, unsigned long r4, unsigned long r5, #endif /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, uc, sizeof(*uc))) goto badframe; diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h index 4d62fd5b56e5..ef1df718642d 100644 --- a/arch/s390/include/asm/thread_info.h +++ b/arch/s390/include/asm/thread_info.h @@ -39,7 +39,6 @@ struct thread_info { unsigned long sys_call_table; /* System call table address */ unsigned int cpu; /* current CPU */ int preempt_count; /* 0 => preemptable, <0 => BUG */ - struct restart_block restart_block; unsigned int system_call; __u64 user_timer; __u64 system_timer; @@ -56,9 +55,6 @@ struct thread_info { .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index 34d5fa7b01b5..bc1df12dd4f8 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -209,7 +209,7 @@ static int restore_sigregs32(struct pt_regs *regs,_sigregs32 __user *sregs) int i; /* Alwys make any pending restarted system call return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (__copy_from_user(&user_sregs, &sregs->regs, sizeof(user_sregs))) return -EFAULT; diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index 6a2ac257d98f..b3ae6f70c6d6 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -162,7 +162,7 @@ static int restore_sigregs(struct pt_regs *regs, _sigregs __user *sregs) _sigregs user_sregs; /* Alwys make any pending restarted system call return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (__copy_from_user(&user_sregs, sregs, sizeof(user_sregs))) return -EFAULT; diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h index 656b7ada9326..33864fa2a8d4 100644 --- a/arch/score/include/asm/thread_info.h +++ b/arch/score/include/asm/thread_info.h @@ -42,7 +42,6 @@ struct thread_info { * 0-0xFFFFFFFF for kernel-thread */ mm_segment_t addr_limit; - struct restart_block restart_block; struct pt_regs *regs; }; @@ -58,9 +57,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = 1, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/score/kernel/asm-offsets.c b/arch/score/kernel/asm-offsets.c index 57788f44c6fb..b4d5214a7a7e 100644 --- a/arch/score/kernel/asm-offsets.c +++ b/arch/score/kernel/asm-offsets.c @@ -106,7 +106,6 @@ void output_thread_info_defines(void) OFFSET(TI_CPU, thread_info, cpu); OFFSET(TI_PRE_COUNT, thread_info, preempt_count); OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); - OFFSET(TI_RESTART_BLOCK, thread_info, restart_block); OFFSET(TI_REGS, thread_info, regs); DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE); DEFINE(KERNEL_STACK_MASK, THREAD_MASK); diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c index 1651807774ad..e381c8c4ff65 100644 --- a/arch/score/kernel/signal.c +++ b/arch/score/kernel/signal.c @@ -141,7 +141,7 @@ score_rt_sigreturn(struct pt_regs *regs) int sig; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; frame = (struct rt_sigframe __user *) regs->regs[0]; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index ad27ffa65e2e..657c03919627 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h @@ -33,7 +33,6 @@ struct thread_info { __u32 cpu; int preempt_count; /* 0 => preemptable, <0 => BUG */ mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; unsigned long previous_sp; /* sp of previous stack in case of nested IRQ stacks */ __u8 supervisor_stack[0]; @@ -63,9 +62,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/sh/kernel/asm-offsets.c b/arch/sh/kernel/asm-offsets.c index 08a2be775b6c..542225fedb11 100644 --- a/arch/sh/kernel/asm-offsets.c +++ b/arch/sh/kernel/asm-offsets.c @@ -25,7 +25,6 @@ int main(void) DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count)); - DEFINE(TI_RESTART_BLOCK,offsetof(struct thread_info, restart_block)); DEFINE(TI_SIZE, sizeof(struct thread_info)); #ifdef CONFIG_HIBERNATION diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 2f002b24fb92..0b34f2a704fe 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -156,7 +156,7 @@ asmlinkage int sys_sigreturn(void) int r0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -186,7 +186,7 @@ asmlinkage int sys_rt_sigreturn(void) int r0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c index 897abe7b871e..71993c6a7d94 100644 --- a/arch/sh/kernel/signal_64.c +++ b/arch/sh/kernel/signal_64.c @@ -260,7 +260,7 @@ asmlinkage int sys_sigreturn(unsigned long r2, unsigned long r3, long long ret; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -294,7 +294,7 @@ asmlinkage int sys_rt_sigreturn(unsigned long r2, unsigned long r3, long long ret; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h index 025c98446b1e..fd7bd0a440ca 100644 --- a/arch/sparc/include/asm/thread_info_32.h +++ b/arch/sparc/include/asm/thread_info_32.h @@ -47,8 +47,6 @@ struct thread_info { struct reg_window32 reg_window[NSWINS]; /* align for ldd! */ unsigned long rwbuf_stkptrs[NSWINS]; unsigned long w_saved; - - struct restart_block restart_block; }; /* @@ -62,9 +60,6 @@ struct thread_info { .flags = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) @@ -103,7 +98,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define TI_REG_WINDOW 0x30 #define TI_RWIN_SPTRS 0x230 #define TI_W_SAVED 0x250 -/* #define TI_RESTART_BLOCK 0x25n */ /* Nobody cares */ /* * thread information flag bit numbers diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h index 798f0279a4b5..ff455164732a 100644 --- a/arch/sparc/include/asm/thread_info_64.h +++ b/arch/sparc/include/asm/thread_info_64.h @@ -58,8 +58,6 @@ struct thread_info { unsigned long gsr[7]; unsigned long xfsr[7]; - struct restart_block restart_block; - struct pt_regs *kern_una_regs; unsigned int kern_una_insn; @@ -92,10 +90,9 @@ struct thread_info { #define TI_RWIN_SPTRS 0x000003c8 #define TI_GSR 0x00000400 #define TI_XFSR 0x00000438 -#define TI_RESTART_BLOCK 0x00000470 -#define TI_KUNA_REGS 0x000004a0 -#define TI_KUNA_INSN 0x000004a8 -#define TI_FPREGS 0x000004c0 +#define TI_KUNA_REGS 0x00000470 +#define TI_KUNA_INSN 0x00000478 +#define TI_FPREGS 0x00000480 /* We embed this in the uppermost byte of thread_info->flags */ #define FAULT_CODE_WRITE 0x01 /* Write access, implies D-TLB */ @@ -124,9 +121,6 @@ struct thread_info { .current_ds = ASI_P, \ .exec_domain = &default_exec_domain, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c index 62deba7be1a9..4eed773a7735 100644 --- a/arch/sparc/kernel/signal32.c +++ b/arch/sparc/kernel/signal32.c @@ -150,7 +150,7 @@ void do_sigreturn32(struct pt_regs *regs) int err, i; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; synchronize_user_stack(); @@ -235,7 +235,7 @@ asmlinkage void do_rt_sigreturn32(struct pt_regs *regs) int err, i; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; synchronize_user_stack(); regs->u_regs[UREG_FP] &= 0x00000000ffffffffUL; diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c index 9ee72fc8e0e4..52aa5e4ce5e7 100644 --- a/arch/sparc/kernel/signal_32.c +++ b/arch/sparc/kernel/signal_32.c @@ -70,7 +70,7 @@ asmlinkage void do_sigreturn(struct pt_regs *regs) int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; synchronize_user_stack(); diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c index 1a6999868031..d88beff47bab 100644 --- a/arch/sparc/kernel/signal_64.c +++ b/arch/sparc/kernel/signal_64.c @@ -254,7 +254,7 @@ void do_rt_sigreturn(struct pt_regs *regs) int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; synchronize_user_stack (); sf = (struct rt_signal_frame __user *) diff --git a/arch/sparc/kernel/traps_64.c b/arch/sparc/kernel/traps_64.c index 981a769b9558..a27651e866e7 100644 --- a/arch/sparc/kernel/traps_64.c +++ b/arch/sparc/kernel/traps_64.c @@ -2730,8 +2730,6 @@ void __init trap_init(void) TI_NEW_CHILD != offsetof(struct thread_info, new_child) || TI_CURRENT_DS != offsetof(struct thread_info, current_ds) || - TI_RESTART_BLOCK != offsetof(struct thread_info, - restart_block) || TI_KUNA_REGS != offsetof(struct thread_info, kern_una_regs) || TI_KUNA_INSN != offsetof(struct thread_info, diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h index 48e4fd0f38e4..96c14c1430d8 100644 --- a/arch/tile/include/asm/thread_info.h +++ b/arch/tile/include/asm/thread_info.h @@ -36,7 +36,6 @@ struct thread_info { mm_segment_t addr_limit; /* thread address space (KERNEL_DS or USER_DS) */ - struct restart_block restart_block; struct single_step_state *step_state; /* single step state (if non-zero) */ int align_ctl; /* controls unaligned access */ @@ -57,9 +56,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ .step_state = NULL, \ .align_ctl = 0, \ } diff --git a/arch/tile/kernel/signal.c b/arch/tile/kernel/signal.c index bb0a9ce7ae23..8a524e332c1a 100644 --- a/arch/tile/kernel/signal.c +++ b/arch/tile/kernel/signal.c @@ -48,7 +48,7 @@ int restore_sigcontext(struct pt_regs *regs, int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Enforce that sigcontext is like pt_regs, and doesn't mess diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h index 1c5b2a83046a..e04114c4fcd9 100644 --- a/arch/um/include/asm/thread_info.h +++ b/arch/um/include/asm/thread_info.h @@ -22,7 +22,6 @@ struct thread_info { mm_segment_t addr_limit; /* thread address space: 0-0xBFFFFFFF for user 0-0xFFFFFFFF for kernel */ - struct restart_block restart_block; struct thread_info *real_thread; /* Points to non-IRQ stack */ }; @@ -34,9 +33,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ .real_thread = NULL, \ } diff --git a/arch/unicore32/include/asm/thread_info.h b/arch/unicore32/include/asm/thread_info.h index af36d8eabdf1..63e2839dfeb8 100644 --- a/arch/unicore32/include/asm/thread_info.h +++ b/arch/unicore32/include/asm/thread_info.h @@ -79,7 +79,6 @@ struct thread_info { #ifdef CONFIG_UNICORE_FPU_F64 struct fp_state fpstate __attribute__((aligned(8))); #endif - struct restart_block restart_block; }; #define INIT_THREAD_INFO(tsk) \ @@ -89,9 +88,6 @@ struct thread_info { .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/unicore32/kernel/signal.c b/arch/unicore32/kernel/signal.c index 7c8fb7018dc6..d329f85766cc 100644 --- a/arch/unicore32/kernel/signal.c +++ b/arch/unicore32/kernel/signal.c @@ -105,7 +105,7 @@ asmlinkage int __sys_rt_sigreturn(struct pt_regs *regs) struct rt_sigframe __user *frame; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; /* * Since we stacked the signal on a 64-bit boundary, diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index f9e181aaba97..d0165c9a2932 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c @@ -169,7 +169,7 @@ static int ia32_restore_sigcontext(struct pt_regs *regs, u32 tmp; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; get_user_try { /* diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index e82e95abc92b..1d4e4f279a32 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -31,7 +31,6 @@ struct thread_info { __u32 cpu; /* current CPU */ int saved_preempt_count; mm_segment_t addr_limit; - struct restart_block restart_block; void __user *sysenter_return; unsigned int sig_on_uaccess_error:1; unsigned int uaccess_err:1; /* uaccess failed */ @@ -45,9 +44,6 @@ struct thread_info { .cpu = 0, \ .saved_preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 2a33c8f68319..e5042463c1bc 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -69,7 +69,7 @@ int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, unsigned int err = 0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; get_user_try { diff --git a/arch/x86/um/signal.c b/arch/x86/um/signal.c index 79d824551c1a..0c8c32bfd792 100644 --- a/arch/x86/um/signal.c +++ b/arch/x86/um/signal.c @@ -157,7 +157,7 @@ static int copy_sc_from_user(struct pt_regs *regs, int err, pid; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err = copy_from_user(&sc, from, sizeof(sc)); if (err) diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h index 470153e8547c..a9b5d3ba196c 100644 --- a/arch/xtensa/include/asm/thread_info.h +++ b/arch/xtensa/include/asm/thread_info.h @@ -51,7 +51,6 @@ struct thread_info { __s32 preempt_count; /* 0 => preemptable,< 0 => BUG*/ mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; unsigned long cpenable; @@ -72,7 +71,6 @@ struct thread_info { #define TI_CPU 0x00000010 #define TI_PRE_COUNT 0x00000014 #define TI_ADDR_LIMIT 0x00000018 -#define TI_RESTART_BLOCK 0x000001C #endif @@ -90,9 +88,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c index 4612321c73cc..3d733ba16f28 100644 --- a/arch/xtensa/kernel/signal.c +++ b/arch/xtensa/kernel/signal.c @@ -245,7 +245,7 @@ asmlinkage long xtensa_rt_sigreturn(long a0, long a1, long a2, long a3, int ret; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; if (regs->depc > 64) panic("rt_sigreturn in double exception!\n"); diff --git a/fs/select.c b/fs/select.c index 467bb1cb3ea5..f684c750e08a 100644 --- a/fs/select.c +++ b/fs/select.c @@ -971,7 +971,7 @@ SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds, if (ret == -EINTR) { struct restart_block *restart_block; - restart_block = ¤t_thread_info()->restart_block; + restart_block = ¤t->restart_block; restart_block->fn = do_restart_poll; restart_block->poll.ufds = ufds; restart_block->poll.nfds = nfds; diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 3037fc085e8e..d3d43ecf148c 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -193,6 +193,9 @@ extern struct task_group root_task_group; .nr_cpus_allowed= NR_CPUS, \ .mm = NULL, \ .active_mm = &init_mm, \ + .restart_block = { \ + .fn = do_no_restart_syscall, \ + }, \ .se = { \ .group_node = LIST_HEAD_INIT(tsk.se.group_node), \ }, \ diff --git a/include/linux/sched.h b/include/linux/sched.h index 8db31ef98d2f..22ee0d5d7f8c 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1370,6 +1370,8 @@ struct task_struct { unsigned long atomic_flags; /* Flags needing atomic access. */ + struct restart_block restart_block; + pid_t pid; pid_t tgid; diff --git a/kernel/compat.c b/kernel/compat.c index ebb3c369d03d..24f00610c575 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -276,8 +276,7 @@ COMPAT_SYSCALL_DEFINE2(nanosleep, struct compat_timespec __user *, rqtp, * core implementation decides to return random nonsense. */ if (ret == -ERESTART_RESTARTBLOCK) { - struct restart_block *restart - = ¤t_thread_info()->restart_block; + struct restart_block *restart = ¤t->restart_block; restart->fn = compat_nanosleep_restart; restart->nanosleep.compat_rmtp = rmtp; @@ -860,7 +859,7 @@ COMPAT_SYSCALL_DEFINE4(clock_nanosleep, clockid_t, which_clock, int, flags, return -EFAULT; if (err == -ERESTART_RESTARTBLOCK) { - restart = ¤t_thread_info()->restart_block; + restart = ¤t->restart_block; restart->fn = compat_clock_nanosleep_restart; restart->nanosleep.compat_rmtp = rmtp; } diff --git a/kernel/futex.c b/kernel/futex.c index 4eeb63de7e54..2a5e3830e953 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -2217,7 +2217,7 @@ retry: if (!abs_time) goto out; - restart = ¤t_thread_info()->restart_block; + restart = ¤t->restart_block; restart->fn = futex_wait_restart; restart->futex.uaddr = uaddr; restart->futex.val = val; diff --git a/kernel/signal.c b/kernel/signal.c index 16a305295256..33a52759cc0e 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -2501,7 +2501,7 @@ EXPORT_SYMBOL(unblock_all_signals); */ SYSCALL_DEFINE0(restart_syscall) { - struct restart_block *restart = ¤t_thread_info()->restart_block; + struct restart_block *restart = ¤t->restart_block; return restart->fn(restart); } diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index a7077d3ae52f..1b001ed1edb9 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -788,7 +788,7 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags, goto out; } - restart = ¤t_thread_info()->restart_block; + restart = ¤t->restart_block; restart->fn = alarm_timer_nsleep_restart; restart->nanosleep.clockid = type; restart->nanosleep.expires = exp.tv64; diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index 3f5e183c3d97..bee0c1f78091 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -1583,7 +1583,7 @@ long hrtimer_nanosleep(struct timespec *rqtp, struct timespec __user *rmtp, goto out; } - restart = ¤t_thread_info()->restart_block; + restart = ¤t->restart_block; restart->fn = hrtimer_nanosleep_restart; restart->nanosleep.clockid = t.timer.base->clockid; restart->nanosleep.rmtp = rmtp; diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index a16b67859e2a..0075da74abf0 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1334,8 +1334,7 @@ static long posix_cpu_nsleep_restart(struct restart_block *restart_block); static int posix_cpu_nsleep(const clockid_t which_clock, int flags, struct timespec *rqtp, struct timespec __user *rmtp) { - struct restart_block *restart_block = - ¤t_thread_info()->restart_block; + struct restart_block *restart_block = ¤t->restart_block; struct itimerspec it; int error; |