AcoSail/kernel_optimize_test
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cris: Use sigsp()

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Use sigsp() instead of the open coded variant.

Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Richard Weinberger 2014-03-05 14:54:10 +01:00 committed by Richard Weinberger
parent 615869e40b
commit 8215ade82d
2 changed files with 8 additions and 22 deletions
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14
arch/cris/arch-v10/kernel/signal.c
View File

@ -203,15 +203,9 @@ static int setup_sigcontext(struct sigcontext __user *sc,
* - usually on the stack. */
static inline void __user *
get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size)
get_sigframe(struct ksignal *ksig, size_t frame_size)
{
unsigned long sp = rdusp();
/* This is the X/Open sanctioned signal stack switching. */
if (ka->sa.sa_flags & SA_ONSTACK) {
if (! on_sig_stack(sp))
sp = current->sas_ss_sp + current->sas_ss_size;
}
unsigned long sp = sigsp(rdusp(), ksig);
/* make sure the frame is dword-aligned */
@ -235,7 +229,7 @@ static int setup_frame(struct ksignal *ksig, sigset_t *set,
unsigned long return_ip;
int err = 0;
frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
frame = get_sigframe(ksig, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;
@ -287,7 +281,7 @@ static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,
unsigned long return_ip;
int err = 0;
frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
frame = get_sigframe(ksig, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;

16
arch/cris/arch-v32/kernel/signal.c
View File

@ -189,17 +189,9 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs,
/* Figure out where to put the new signal frame - usually on the stack. */
static inline void __user *
get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
get_sigframe(struct ksignal *ksig, size_t frame_size)
{
unsigned long sp;
sp = rdusp();
/* This is the X/Open sanctioned signal stack switching. */
if (ka->sa.sa_flags & SA_ONSTACK) {
if (!on_sig_stack(sp))
sp = current->sas_ss_sp + current->sas_ss_size;
}
unsigned long sp = sigsp(rdusp(), ksig);
/* Make sure the frame is dword-aligned. */
sp &= ~3;
@ -222,7 +214,7 @@ setup_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
struct signal_frame __user *frame;
err = 0;
frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
frame = get_sigframe(ksig, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;
@ -290,7 +282,7 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs)
struct rt_signal_frame __user *frame;
err = 0;
frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
frame = get_sigframe(ksig, sizeof(*frame));
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
return -EFAULT;