Commit f13a3664 authored by Vineet Gupta's avatar Vineet Gupta Committed by Al Viro

CONFIG_GENERIC_SIGALTSTACK build breakage with asm-generic/syscalls.h

Saner transition plan for GENERIC_SIGALTSTACK conversion - instead of
adding #define sys_sigaltstack sys_sigaltstack in asm/syscalls.h of
architecture if it's pulls asm-generic/syscalls.h, only to have those
defines removed once all architectures are converted, make the
declaration in said asm-generic/syscalls.h conditional on the lack
of GENERIC_SIGALTSTACK.  Less messy in intermediate stages that way...
Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
Acked-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Cc: james.hogan@imgtec.com
Cc: arnd@arndb.de
Cc: torvalds@linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-arch@vger.kernel.org
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f80b0c90
......@@ -21,10 +21,12 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
unsigned long fd, off_t pgoff);
#endif
#ifndef CONFIG_GENERIC_SIGALTSTACK
#ifndef sys_sigaltstack
asmlinkage long sys_sigaltstack(const stack_t __user *, stack_t __user *,
struct pt_regs *);
#endif
#endif
#ifndef sys_rt_sigreturn
asmlinkage long sys_rt_sigreturn(struct pt_regs *regs);
......
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