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authorMiklos Szeredi <miklos@szeredi.hu>2006-04-10 22:54:55 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:18:48 -0700
commitd713311464bcca73c990d1a1b5c9467eae87f5b4 (patch)
treed049e9655bebed5212cd3534961d354e51c2769f /fs/fuse/inode.c
parent0720b315976447cba3f0c3e211223b8cb82b0f93 (diff)
[PATCH] fuse: use a per-mount spinlock
Remove the global spinlock in favor of a per-mount one. This patch is basically find & replace. The difficult part has already been done by the previous patch. Signed-off-by: Miklos Szeredi <miklos@szeredi.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/fuse/inode.c')
-rw-r--r--fs/fuse/inode.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 620579a6910..cc58debeabd 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -1,6 +1,6 @@
/*
FUSE: Filesystem in Userspace
- Copyright (C) 2001-2005 Miklos Szeredi <miklos@szeredi.hu>
+ Copyright (C) 2001-2006 Miklos Szeredi <miklos@szeredi.hu>
This program can be distributed under the terms of the GNU GPL.
See the file COPYING.
@@ -22,7 +22,6 @@ MODULE_AUTHOR("Miklos Szeredi <miklos@szeredi.hu>");
MODULE_DESCRIPTION("Filesystem in Userspace");
MODULE_LICENSE("GPL");
-spinlock_t fuse_lock;
static kmem_cache_t *fuse_inode_cachep;
static struct subsystem connections_subsys;
@@ -207,13 +206,14 @@ static void fuse_put_super(struct super_block *sb)
down_write(&fc->sbput_sem);
while (!list_empty(&fc->background))
- fuse_release_background(list_entry(fc->background.next,
+ fuse_release_background(fc,
+ list_entry(fc->background.next,
struct fuse_req, bg_entry));
- spin_lock(&fuse_lock);
+ spin_lock(&fc->lock);
fc->mounted = 0;
fc->connected = 0;
- spin_unlock(&fuse_lock);
+ spin_unlock(&fc->lock);
up_write(&fc->sbput_sem);
/* Flush all readers on this fs */
kill_fasync(&fc->fasync, SIGIO, POLL_IN);
@@ -388,6 +388,7 @@ static struct fuse_conn *new_conn(void)
fc = kzalloc(sizeof(*fc), GFP_KERNEL);
if (fc) {
int i;
+ spin_lock_init(&fc->lock);
init_waitqueue_head(&fc->waitq);
INIT_LIST_HEAD(&fc->pending);
INIT_LIST_HEAD(&fc->processing);
@@ -734,7 +735,6 @@ static int __init fuse_init(void)
printk("fuse init (API version %i.%i)\n",
FUSE_KERNEL_VERSION, FUSE_KERNEL_MINOR_VERSION);
- spin_lock_init(&fuse_lock);
res = fuse_fs_init();
if (res)
goto err;