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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-23 09:22:04 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-04 00:16:05 +0100 |
| commit | 6e26aab98ce8a818fb1ec47f8f727a8480a9011b (patch) | |
| tree | 3579b895d5b4ff1343b54686d91381d16a1313f0 /arch/parisc/kernel/signal32.c | |
| parent | take sys_rt_sigsuspend() prototype to linux/syscalls.h (diff) | |
| download | linux-6e26aab98ce8a818fb1ec47f8f727a8480a9011b.tar.xz linux-6e26aab98ce8a818fb1ec47f8f727a8480a9011b.zip | |
parisc: switch to generic sigaltstack
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/parisc/kernel/signal32.c')
| -rw-r--r-- | arch/parisc/kernel/signal32.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c index 5dede04f2f3e..df79070c3715 100644 --- a/arch/parisc/kernel/signal32.c +++ b/arch/parisc/kernel/signal32.c @@ -148,41 +148,6 @@ sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, struct sigacti return ret; } -int -do_sigaltstack32 (const compat_stack_t __user *uss32, compat_stack_t __user *uoss32, unsigned long sp) -{ - compat_stack_t ss32, oss32; - stack_t ss, oss; - stack_t *ssp = NULL, *ossp = NULL; - int ret; - - if (uss32) { - if (copy_from_user(&ss32, uss32, sizeof ss32)) - return -EFAULT; - - ss.ss_sp = (void __user *)(unsigned long)ss32.ss_sp; - ss.ss_flags = ss32.ss_flags; - ss.ss_size = ss32.ss_size; - - ssp = &ss; - } - - if (uoss32) - ossp = &oss; - - KERNEL_SYSCALL(ret, do_sigaltstack, (const stack_t __user *)ssp, (stack_t __user *)ossp, sp); - - if (!ret && uoss32) { - oss32.ss_sp = (unsigned int)(unsigned long)oss.ss_sp; - oss32.ss_flags = oss.ss_flags; - oss32.ss_size = oss.ss_size; - if (copy_to_user(uoss32, &oss32, sizeof *uoss32)) - return -EFAULT; - } - - return ret; -} - long restore_sigcontext32(struct compat_sigcontext __user *sc, struct compat_regfile __user * rf, struct pt_regs *regs) |