From: Miklos Szeredi Extract repeated code into helper function, as suggested by Akpm. Signed-off-by: Miklos Szeredi Signed-off-by: Andrew Morton --- fs/fuse/dir.c | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff -puN fs/fuse/dir.c~fuse-cleanup-add-fuse_get_attr_version fs/fuse/dir.c --- a/fs/fuse/dir.c~fuse-cleanup-add-fuse_get_attr_version +++ a/fs/fuse/dir.c @@ -132,6 +132,21 @@ static void fuse_lookup_init(struct fuse req->out.args[0].value = outarg; } +static u64 fuse_get_attr_version(struct fuse_conn *fc) +{ + u64 curr_version; + + /* + * The spin lock isn't actually needed on 64bit archs, but we + * don't yet care too much about such optimizations. + */ + spin_lock(&fc->lock); + curr_version = fc->attr_version; + spin_unlock(&fc->lock); + + return curr_version; +} + /* * Check whether the dentry is still valid * @@ -171,9 +186,7 @@ static int fuse_dentry_revalidate(struct return 0; } - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); parent = dget_parent(entry); fuse_lookup_init(req, parent->d_inode, entry, &outarg); @@ -264,9 +277,7 @@ static struct dentry *fuse_lookup(struct return ERR_PTR(PTR_ERR(forget_req)); } - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); fuse_lookup_init(req, dir, entry, &outarg); request_send(fc, req); @@ -733,9 +744,7 @@ static int fuse_do_getattr(struct inode if (IS_ERR(req)) return PTR_ERR(req); - spin_lock(&fc->lock); - attr_version = fc->attr_version; - spin_unlock(&fc->lock); + attr_version = fuse_get_attr_version(fc); memset(&inarg, 0, sizeof(inarg)); memset(&outarg, 0, sizeof(outarg)); _