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linux-user: add kcmp() syscall 

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Laurent Vivier 2016-09-25 22:20:20 +02:00 committed by Riku Voipio
parent a7c65cbfe7
commit 2f14788c54
1 changed files with 10 additions and 0 deletions
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10
linux-user/syscall.c
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@ -305,6 +305,11 @@ _syscall3(int, ioprio_set, int, which, int, who, int, ioprio)
_syscall3(int, getrandom, void *, buf, size_t, buflen, unsigned int, flags)
#endif
#if defined(TARGET_NR_kcmp) && defined(__NR_kcmp)
_syscall5(int, kcmp, pid_t, pid1, pid_t, pid2, int, type,
unsigned long, idx1, unsigned long, idx2)
#endif
static bitmask_transtbl fcntl_flags_tbl[] = {
{ TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
{ TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
@ -12080,6 +12085,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
ret = get_errno(unshare(arg1));
break;
#endif
#if defined(TARGET_NR_kcmp) && defined(__NR_kcmp)
case TARGET_NR_kcmp:
ret = get_errno(kcmp(arg1, arg2, arg3, arg4, arg5));
break;
#endif
default:
unimplemented: