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authorRichard Weinberger <richard@nod.at>2014-03-05 14:54:10 +0100
committerRichard Weinberger <richard@sigma-star.at>2014-08-06 13:04:07 +0200
commit8215ade82d699be33a2fa545bceca29c95fcfa47 (patch)
tree860e603c37024172dd05a9d169f2c7fe1851d2c4 /arch/cris
parent615869e40bc0f84bc73d43e83ab88a7d4b66759f (diff)
downloadop-kernel-dev-8215ade82d699be33a2fa545bceca29c95fcfa47.zip
op-kernel-dev-8215ade82d699be33a2fa545bceca29c95fcfa47.tar.gz
cris: Use sigsp()
Use sigsp() instead of the open coded variant. Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/cris')
-rw-r--r--arch/cris/arch-v10/kernel/signal.c14
-rw-r--r--arch/cris/arch-v32/kernel/signal.c16
2 files changed, 8 insertions, 22 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index 12aac1f..9b32d33 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -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;
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index cc7a39a..78ce3b1 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -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;
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