[PATCH] remove duplicated sys_open32() code from 64bit archs

64 bit architectures all implement their own compatibility sys_open(),
when in fact the difference is simply not forcing the O_LARGEFILE
flag.  So use the a common function instead.

Signed-off-by: Miklos Szeredi <miklos@szeredi.hu>
Cc: <viro@parcelfarce.linux.theplanet.co.uk>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 1 insertions, 32 deletions

diff --git a/arch/ppc64/kernel/misc.S b/arch/ppc64/kernel/misc.S
index 474df0a..2164bd7 100644
--- a/arch/ppc64/kernel/misc.S
+++ b/arch/ppc64/kernel/misc.S
@@ -957,7 +957,7 @@ _GLOBAL(sys_call_table32)
 	.llong .ppc_fork
 	.llong .sys_read
 	.llong .sys_write
-	.llong .sys32_open		/* 5 */
+	.llong .compat_sys_open		/* 5 */
 	.llong .sys_close
 	.llong .sys32_waitpid
 	.llong .sys32_creat
diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c
index 2066190..214914a 100644
--- a/arch/ppc64/kernel/sys_ppc32.c
+++ b/arch/ppc64/kernel/sys_ppc32.c
@@ -867,37 +867,6 @@ off_t ppc32_lseek(unsigned int fd, u32 offset, unsigned int origin)
 	return sys_lseek(fd, (int)offset, origin);
 }
 
-/*
- * This is just a version for 32-bit applications which does
- * not force O_LARGEFILE on.
- */
-asmlinkage long sys32_open(const char __user * filename, int flags, int mode)
-{
-	char * tmp;
-	int fd, error;
-
-	tmp = getname(filename);
-	fd = PTR_ERR(tmp);
-	if (!IS_ERR(tmp)) {
-		fd = get_unused_fd();
-		if (fd >= 0) {
-			struct file * f = filp_open(tmp, flags, mode);
-			error = PTR_ERR(f);
-			if (IS_ERR(f))
-				goto out_error;
-			fd_install(fd, f);
-		}
-out:
-		putname(tmp);
-	}
-	return fd;
-
-out_error:
-	put_unused_fd(fd);
-	fd = error;
-	goto out;
-}
-
 /* Note: it is necessary to treat bufsiz as an unsigned int,
  * with the corresponding cast to a signed int to insure that the 
  * proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode)