[tip:x86/urgent] x86: Use compat version for preadv2 and pwritev2

[tip-bot for Dmitry V. Levin]

Commit-ID:  9a7a076e8e4ffcfec05e3cafe4c4e31d41ddbaa0
Gitweb:     http://git.kernel.org/tip/9a7a076e8e4ffcfec05e3cafe4c4e31d41ddbaa0
Author:     Dmitry V. Levin <ldv@xxxxxxxxxxxx>
AuthorDate: Wed, 11 May 2016 11:48:17 +0300
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 12 May 2016 14:27:13 +0200

x86: Use compat version for preadv2 and pwritev2

Similar to preadv and pwritev, preadv2 and pwritev2 need compat entries
in the 32-bit syscall table.

This bug was found by strace test suite.

Fixes: 4babf2c5efb7 ("x86: wire up preadv2 and pwritev2")
Signed-off-by: Dmitry V. Levin <ldv@xxxxxxxxxxxx>
Acked-by: Christoph Hellwig <hch@xxxxxx>
Link: http://lkml.kernel.org/r/20160511084817.GA29823@xxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

---
 arch/x86/entry/syscalls/syscall_32.tbl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index b30dd81..4cddd17 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -384,5 +384,5 @@
 375	i386	membarrier		sys_membarrier
 376	i386	mlock2			sys_mlock2
 377	i386	copy_file_range		sys_copy_file_range
-378	i386	preadv2			sys_preadv2
-379	i386	pwritev2		sys_pwritev2
+378	i386	preadv2			sys_preadv2			compat_sys_preadv2
+379	i386	pwritev2		sys_pwritev2			compat_sys_pwritev2