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authoraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2008-10-01 21:46:32 +0000
committeraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2008-10-01 21:46:32 +0000
commit408321b61f290b91aca74dce6ab71b8fea2a5469 (patch)
tree5afe7f46045c7b06b1a51ceb8c7aa02c595883b9 /linux-user/syscall.c
parentf0f72ffe64d5ff1cfd625dae76e46342e1e5258e (diff)
downloadfocaccia-qemu-408321b61f290b91aca74dce6ab71b8fea2a5469.tar.gz
focaccia-qemu-408321b61f290b91aca74dce6ab71b8fea2a5469.zip
Add fadvise64 stubs
Since these are only hints, we happily fake them for now
to make applications not barf on ENOSYS.

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5386 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'linux-user/syscall.c')
-rw-r--r--linux-user/syscall.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 40c0ed83e8..07992752a2 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -5578,6 +5578,27 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
     case TARGET_NR_mincore:
         goto unimplemented;
 #endif
+#ifdef TARGET_NR_arm_fadvise64_64
+    case TARGET_NR_arm_fadvise64_64:
+	{
+		/*
+		 * arm_fadvise64_64 looks like fadvise64_64 but
+		 * with different argument order
+		 */
+		abi_long temp;
+		temp = arg3;
+		arg3 = arg4;
+		arg4 = temp;
+	}
+#endif
+#if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64)
+#ifdef TARGET_NR_fadvise64_64
+    case TARGET_NR_fadvise64_64:
+#endif
+        /* This is a hint, so ignoring and returning success is ok.  */
+	ret = get_errno(0);
+	break;
+#endif
 #ifdef TARGET_NR_madvise
     case TARGET_NR_madvise:
         /* A straight passthrough may not be safe because qemu sometimes