From 4b5d37ac02954572e80e09255bb5737277aaee8e Mon Sep 17 00:00:00 2001
From: Giancarlo Formicuccia <giancarlo.formicuccia@gmail.com>
Date: Fri, 9 Sep 2005 13:01:22 -0700
Subject: [PATCH] Clear task_struct->fs_excl on fork()

An oversight.  We don't want to carry the IO scheduler's "we hold exclusive fs
resources" hint over to the child across fork().

Acked-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 kernel/fork.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'kernel')

diff --git a/kernel/fork.c b/kernel/fork.c
index 7e1ead9a6ba..dfeadf466f1 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -176,6 +176,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
 
 	/* One for us, one for whoever does the "release_task()" (usually parent) */
 	atomic_set(&tsk->usage,2);
+	atomic_set(&tsk->fs_excl, 0);
 	return tsk;
 }
 
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