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microblaze: prepare signal handling for generic unistd.h

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We need to define set_restore_sigmask() in order to
get pselect and ppoll. Also, the setup_frame function
can not be used when __NR_sigreturn is not defined.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek
2009-05-12 12:10:52 +02:00
parent 732703af9c
commit a6029d1c8c
3 changed files with 17 additions and 76 deletions
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3
arch/microblaze/include/asm/syscalls.h
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@@ -34,6 +34,9 @@ asmlinkage int sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize,
asmlinkage int sys_sigaction(int sig, const struct old_sigaction *act,
struct old_sigaction *oact);
asmlinkage long sys_rt_sigaction(int sig, const struct sigaction __user *act,
struct sigaction __user *oact, size_t sigsetsize);
asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss,
struct pt_regs *regs);