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| author | Yan, Zheng <zyan@redhat.com> | 2017-11-27 03:47:46 +0100 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2018-01-29 18:36:07 +0100 |
| commit | 97aeb6bf988e0830fd80dca724fd89526b3f35e4 (patch) | |
| tree | 8c5b049cc7c3572a1cf288958a9ca44af36523c5 /fs/ceph/inode.c | |
| parent | ceph: cleanup traceless reply handling for rename (diff) | |
| download | linux-97aeb6bf988e0830fd80dca724fd89526b3f35e4.tar.xz linux-97aeb6bf988e0830fd80dca724fd89526b3f35e4.zip | |
ceph: use atomic_t for ceph_inode_info::i_shared_gen
It allows accessing i_shared_gen without holding i_ceph_lock. It is
preparation for later patch.
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/inode.c')
| -rw-r--r-- | fs/ceph/inode.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 666ad10e2b85..6d02528eb61f 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -494,7 +494,7 @@ struct inode *ceph_alloc_inode(struct super_block *sb) ci->i_wrbuffer_ref = 0; ci->i_wrbuffer_ref_head = 0; atomic_set(&ci->i_filelock_ref, 0); - ci->i_shared_gen = 0; + atomic_set(&ci->i_shared_gen, 0); ci->i_rdcache_gen = 0; ci->i_rdcache_revoking = 0; @@ -1041,7 +1041,7 @@ static void update_dentry_lease(struct dentry *dentry, if (ceph_snap(dir) != CEPH_NOSNAP) goto out_unlock; - di->lease_shared_gen = ceph_inode(dir)->i_shared_gen; + di->lease_shared_gen = atomic_read(&ceph_inode(dir)->i_shared_gen); if (duration == 0) goto out_unlock; |