From: Laurent Vivier <laurent@vivier.eu>
Date: Sun, 25 Sep 2016 20:20:20 +0000 (+0200)
Subject: linux-user: add kcmp() syscall
X-Git-Tag: TizenStudio_2.0_p2.3.2~9^2~14^2~5^2~119^2~13
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2f14788c542fcdc7fc2eb4a93db7facb39c43463;p=sdk%2Femulator%2Fqemu.git

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>
---

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index eb90401..beeb23d 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -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: