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linux-user: enable sigaltstack for all architectures 

There is no reason to limit sigaltstack syscall to just a few
architectures and pretend it is not implemented for others.

If some architecture is not ready for this, that architecture
should be fixed instead.

This fixes LP#1516408.

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
master
Michael Tokarev 2015-12-29 12:45:25 +03:00
parent 6e50216461
commit 477cea9e6d
1 changed files with 0 additions and 6 deletions
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6
linux-user/syscall.c
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@ -8292,14 +8292,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
break;
}
case TARGET_NR_sigaltstack:
#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \
defined(TARGET_M68K) || defined(TARGET_S390X) || defined(TARGET_OPENRISC)
ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUArchState *)cpu_env));
break;
#else
goto unimplemented;
#endif
#ifdef CONFIG_SENDFILE
case TARGET_NR_sendfile: