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authorAmir Goldstein <amir73il@gmail.com>2021-08-10 18:12:17 +0300
committerJan Kara <jack@suse.cz>2021-08-11 14:50:28 +0300
commit09ddbe69c9925b42cb9529f60678c25b241d8b18 (patch)
tree493f36edb663f201b75ade8fbee8efa865086264 /fs/notify
parentaf579beb666aefb17e9a335c12c788c92932baf1 (diff)
downloadlinux-09ddbe69c9925b42cb9529f60678c25b241d8b18.tar.xz
fsnotify: replace igrab() with ihold() on attach connector
We must have a reference on inode, so ihold is cheaper. Link: https://lore.kernel.org/r/20210810151220.285179-2-amir73il@gmail.com Reviewed-by: Matthew Bobrowski <repnop@google.com> Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/notify')
-rw-r--r--fs/notify/mark.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/notify/mark.c b/fs/notify/mark.c
index d32ab349db74..80459db58f63 100644
--- a/fs/notify/mark.c
+++ b/fs/notify/mark.c
@@ -493,8 +493,11 @@ static int fsnotify_attach_connector_to_object(fsnotify_connp_t *connp,
conn->fsid.val[0] = conn->fsid.val[1] = 0;
conn->flags = 0;
}
- if (conn->type == FSNOTIFY_OBJ_TYPE_INODE)
- inode = igrab(fsnotify_conn_inode(conn));
+ if (conn->type == FSNOTIFY_OBJ_TYPE_INODE) {
+ inode = fsnotify_conn_inode(conn);
+ ihold(inode);
+ }
+
/*
* cmpxchg() provides the barrier so that readers of *connp can see
* only initialized structure