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authorhongnanli <hongnan.li@linux.alibaba.com>2022-02-11 11:33:25 +0800
committerIlya Dryomov <idryomov@gmail.com>2022-03-01 18:26:36 +0100
commit810313c5f3f5cff36c342d3e26c13f170c3af044 (patch)
tree99e05b8c7c82635187a79342b6f6307a9d83892b /fs/ceph
parent370f0acf2c707a3973daf528a725f046c9528f6b (diff)
ceph: fix comments mentioning i_mutex
inode->i_mutex has been replaced with inode->i_rwsem long ago. Fix comments still mentioning i_mutex. Signed-off-by: hongnanli <hongnan.li@linux.alibaba.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/dir.c6
-rw-r--r--fs/ceph/inode.c4
2 files changed, 5 insertions, 5 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 133dbd9338e7..0cf6afe283e9 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -145,7 +145,7 @@ __dcache_find_get_entry(struct dentry *parent, u64 idx,
return ERR_PTR(-EAGAIN);
}
/* reading/filling the cache are serialized by
- i_mutex, no need to use page lock */
+ i_rwsem, no need to use page lock */
unlock_page(cache_ctl->page);
cache_ctl->dentries = kmap(cache_ctl->page);
}
@@ -155,7 +155,7 @@ __dcache_find_get_entry(struct dentry *parent, u64 idx,
rcu_read_lock();
spin_lock(&parent->d_lock);
/* check i_size again here, because empty directory can be
- * marked as complete while not holding the i_mutex. */
+ * marked as complete while not holding the i_rwsem. */
if (ceph_dir_is_complete_ordered(dir) && ptr_pos < i_size_read(dir))
dentry = cache_ctl->dentries[cache_ctl->index];
else
@@ -671,7 +671,7 @@ struct dentry *ceph_handle_snapdir(struct ceph_mds_request *req,
struct dentry *dentry)
{
struct ceph_fs_client *fsc = ceph_sb_to_client(dentry->d_sb);
- struct inode *parent = d_inode(dentry->d_parent); /* we hold i_mutex */
+ struct inode *parent = d_inode(dentry->d_parent); /* we hold i_rwsem */
/* .snap dir? */
if (ceph_snap(parent) == CEPH_NOSNAP &&
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index ef4a980a7bf3..22adddb3d051 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1201,7 +1201,7 @@ out_unlock:
/*
* splice a dentry to an inode.
- * caller must hold directory i_mutex for this to be safe.
+ * caller must hold directory i_rwsem for this to be safe.
*/
static int splice_dentry(struct dentry **pdn, struct inode *in)
{
@@ -1598,7 +1598,7 @@ static int fill_readdir_cache(struct inode *dir, struct dentry *dn,
return idx == 0 ? -ENOMEM : 0;
}
/* reading/filling the cache are serialized by
- * i_mutex, no need to use page lock */
+ * i_rwsem, no need to use page lock */
unlock_page(ctl->page);
ctl->dentries = kmap(ctl->page);
if (idx == 0)