From 657bec850ff98b82b3a617b588a6523487344ccc Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 30 May 2012 02:12:40 -0400
Subject: ia64, sparc64: convert wrappers around do_mremap() to sys_mremap()

they contain open-coded sys_mremap()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 arch/sparc/kernel/sys_sparc_64.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

(limited to 'arch/sparc')

diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 3ee51f1..275f74f 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -580,16 +580,9 @@ SYSCALL_DEFINE5(64_mremap, unsigned long, addr,	unsigned long, old_len,
 		unsigned long, new_len, unsigned long, flags,
 		unsigned long, new_addr)
 {
-	unsigned long ret = -EINVAL;
-
 	if (test_thread_flag(TIF_32BIT))
-		goto out;
-
-	down_write(&current->mm->mmap_sem);
-	ret = do_mremap(addr, old_len, new_len, flags, new_addr);
-	up_write(&current->mm->mmap_sem);
-out:
-	return ret;       
+		return -EINVAL;
+	return sys_mremap(addr, old_len, new_len, flags, new_addr);
 }
 
 /* we come to here via sys_nis_syscall so it can setup the regs argument */
-- 
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