From 9a87fe0d7c2d4fb62255cb69088da5a812df3516 Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Mon, 12 Dec 2016 16:45:11 -0800
Subject: [PATCH] proc: make struct struct map_files_info::len unsigned int
Linux doesn't support 4GB+ filenames in /proc, so unsigned long is too
much.
MOV r64, r/m64 is larger than MOV r32, r/m32.
Link: http://lkml.kernel.org/r/20161029161123.GG1246@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/proc/base.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/proc/base.c b/fs/proc/base.c
index e1227bc570907..7c843024b4063 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1967,7 +1967,7 @@ static int map_files_get_link(struct dentry *dentry, struct path *path)
struct map_files_info {
fmode_t mode;
- unsigned long len;
+ unsigned int len;
unsigned char name[4*sizeof(long)+2]; /* max: %lx-%lx\0 */
};
--
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