From ea4b3fca18adc81e6a965b2ad0668f38d5d3485b Mon Sep 17 00:00:00 2001 From: Helge Deller Date: Mon, 6 Sep 2021 22:45:16 +0200 Subject: parisc: Drop useless debug info and comments from signal.c Signed-off-by: Helge Deller --- arch/parisc/kernel/signal.c | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index db1a47cf424d..77db707ce391 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -293,16 +293,6 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs, &frame->tramp[SIGRESTARTBLOCK_TRAMP+2]); err |= __put_user(INSN_NOP, &frame->tramp[SIGRESTARTBLOCK_TRAMP+3]); -#if DEBUG_SIG - /* Assert that we're flushing in the correct space... */ - { - unsigned long sid; - asm ("mfsp %%sr3,%0" : "=r" (sid)); - DBG(1,"setup_rt_frame: Flushing 64 bytes at space %#x offset %p\n", - sid, frame->tramp); - } -#endif - start = (unsigned long) &frame->tramp[0]; end = (unsigned long) &frame->tramp[TRAMP_SIZE]; flush_user_dcache_range_asm(start, end); @@ -501,7 +491,6 @@ syscall_restart(struct pt_regs *regs, struct k_sigaction *ka) DBG(1,"ERESTARTNOHAND: returning -EINTR\n"); regs->gr[28] = -EINTR; break; - case -ERESTARTSYS: if (!(ka->sa.sa_flags & SA_RESTART)) { DBG(1,"ERESTARTSYS: putting -EINTR\n"); @@ -569,10 +558,6 @@ insert_restart_trampoline(struct pt_regs *regs) } /* - * Note that 'init' is a special process: it doesn't get signals it doesn't - * want to handle. Thus you cannot kill init even with a SIGKILL even by - * mistake. - * * We need to be able to restore the syscall arguments (r21-r26) to * restart syscalls. Thus, the syscall path should save them in the * pt_regs structure (it's okay to do so since they are caller-save -- cgit v1.2.3