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authorThomas Gleixner <tglx@linutronix.de>2010-09-07 14:33:08 +0000
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 17:36:11 +0200
commit4a9410355406c31695eab9daeba694d7d9714e9b (patch)
tree2b76a457a97c00825fec88d7d2047fb86a2e653d /fs/hfs
parent5356d94872502e77317f82e8fcae2a0b162af07c (diff)
downloadop-kernel-dev-4a9410355406c31695eab9daeba694d7d9714e9b.zip
op-kernel-dev-4a9410355406c31695eab9daeba694d7d9714e9b.tar.gz
hfs: Convert tree_lock to mutex
tree_lock is used as mutex so make it a mutex. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Acked-by: Christoph Hellwig <hch@lst.de> Cc: Al Viro <viro@zeniv.linux.org.uk> LKML-Reference: <20100907125056.416332114@linutronix.de>
Diffstat (limited to 'fs/hfs')
-rw-r--r--fs/hfs/bfind.c4
-rw-r--r--fs/hfs/btree.c2
-rw-r--r--fs/hfs/btree.h2
3 files changed, 4 insertions, 4 deletions
diff --git a/fs/hfs/bfind.c b/fs/hfs/bfind.c
index 4129cdb..571abe9 100644
--- a/fs/hfs/bfind.c
+++ b/fs/hfs/bfind.c
@@ -23,7 +23,7 @@ int hfs_find_init(struct hfs_btree *tree, struct hfs_find_data *fd)
fd->search_key = ptr;
fd->key = ptr + tree->max_key_len + 2;
dprint(DBG_BNODE_REFS, "find_init: %d (%p)\n", tree->cnid, __builtin_return_address(0));
- down(&tree->tree_lock);
+ mutex_lock(&tree->tree_lock);
return 0;
}
@@ -32,7 +32,7 @@ void hfs_find_exit(struct hfs_find_data *fd)
hfs_bnode_put(fd->bnode);
kfree(fd->search_key);
dprint(DBG_BNODE_REFS, "find_exit: %d (%p)\n", fd->tree->cnid, __builtin_return_address(0));
- up(&fd->tree->tree_lock);
+ mutex_unlock(&fd->tree->tree_lock);
fd->tree = NULL;
}
diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c
index 38a0a99..3ebc437 100644
--- a/fs/hfs/btree.c
+++ b/fs/hfs/btree.c
@@ -27,7 +27,7 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke
if (!tree)
return NULL;
- init_MUTEX(&tree->tree_lock);
+ mutex_init(&tree->tree_lock);
spin_lock_init(&tree->hash_lock);
/* Set the correct compare function */
tree->sb = sb;
diff --git a/fs/hfs/btree.h b/fs/hfs/btree.h
index cc51905..2a1d712 100644
--- a/fs/hfs/btree.h
+++ b/fs/hfs/btree.h
@@ -33,7 +33,7 @@ struct hfs_btree {
unsigned int depth;
//unsigned int map1_size, map_size;
- struct semaphore tree_lock;
+ struct mutex tree_lock;
unsigned int pages_per_bnode;
spinlock_t hash_lock;
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