diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-06-11 17:55:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-11 17:55:42 +0200 |
| commit | 940010c5a314a7bd9b498593bc6ba1718ac5aec5 (patch) | |
| tree | d141e08ced08c40c6a8e3ab2cdecde5ff14e560f /arch/x86/kernel/process_32.c | |
| parent | 8dc8e5e8bc0ce00b0f656bf972f67cd8a72759e5 (diff) | |
| parent | 991ec02cdca33b03a132a0cacfe6f0aa0be9aa8d (diff) | |
| download | linux-940010c5a314a7bd9b498593bc6ba1718ac5aec5.tar.bz2 | |
Merge branch 'linus' into perfcounters/core
Conflicts:
arch/x86/kernel/irqinit.c
arch/x86/kernel/irqinit_64.c
arch/x86/kernel/traps.c
arch/x86/mm/fault.c
include/linux/sched.h
kernel/exit.c
Diffstat (limited to 'arch/x86/kernel/process_32.c')
| -rw-r--r-- | arch/x86/kernel/process_32.c | 20 |
1 files changed, 3 insertions, 17 deletions
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 76f8f84043a2..59f4524984af 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -9,8 +9,6 @@ * This file handles the architecture-dependent parts of process handling.. */ -#include <stdarg.h> - #include <linux/stackprotector.h> #include <linux/cpu.h> #include <linux/errno.h> @@ -33,7 +31,6 @@ #include <linux/module.h> #include <linux/kallsyms.h> #include <linux/ptrace.h> -#include <linux/random.h> #include <linux/personality.h> #include <linux/tick.h> #include <linux/percpu.h> @@ -290,7 +287,8 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, p->thread.io_bitmap_max = 0; } - ds_copy_thread(p, current); + clear_tsk_thread_flag(p, TIF_DS_AREA_MSR); + p->thread.ds_ctx = NULL; clear_tsk_thread_flag(p, TIF_DEBUGCTLMSR); p->thread.debugctlmsr = 0; @@ -407,7 +405,7 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p) * done before math_state_restore, so the TS bit is up * to date. */ - arch_leave_lazy_cpu_mode(); + arch_end_context_switch(next_p); /* If the task has used fpu the last 5 timeslices, just do a full * restore of the math state immediately to avoid the trap; the @@ -497,15 +495,3 @@ unsigned long get_wchan(struct task_struct *p) return 0; } -unsigned long arch_align_stack(unsigned long sp) -{ - if (!(current->personality & ADDR_NO_RANDOMIZE) && randomize_va_space) - sp -= get_random_int() % 8192; - return sp & ~0xf; -} - -unsigned long arch_randomize_brk(struct mm_struct *mm) -{ - unsigned long range_end = mm->brk + 0x02000000; - return randomize_range(mm->brk, range_end, 0) ? : mm->brk; -} |