From acef82b873b6899d80e639317228f2104dae79a2 Mon Sep 17 00:00:00 2001
From: Amerigo Wang <xiyou.wangcong@gmail.com>
Date: Tue, 22 Sep 2009 16:45:35 -0700
Subject: [PATCH] kcore: fix /proc/kcore's stat.st_size
In 9063c61fd5cbd ("x86, 64-bit: Clean up user address masking") Linus
fixed the wrong size of /proc/kcore problem.
But its size still looks insane, since it never equals the size of
physical memory.
Signed-off-by: WANG Cong <amwang@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Tao Ma <tao.ma@oracle.com>
Cc: <mtk.manpages@gmail.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/proc/kcore.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index f06f45b42181..0cf8a24cf6c3 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -374,9 +374,6 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
static int __init proc_kcore_init(void)
{
proc_root_kcore = proc_create("kcore", S_IRUSR, NULL, &proc_kcore_operations);
- if (proc_root_kcore)
- proc_root_kcore->size =
- (size_t)high_memory - PAGE_OFFSET + PAGE_SIZE;
return 0;
}
module_init(proc_kcore_init);
--
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