From 97aeb6bf988e0830fd80dca724fd89526b3f35e4 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Mon, 27 Nov 2017 10:47:46 +0800 Subject: 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" Acked-by: Jeff Layton Signed-off-by: Ilya Dryomov --- fs/ceph/super.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'fs/ceph/super.h') diff --git a/fs/ceph/super.h b/fs/ceph/super.h index 2beeec07fa76..75701c199b2b 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -256,7 +256,8 @@ struct ceph_inode_xattr { */ struct ceph_dentry_info { struct ceph_mds_session *lease_session; - u32 lease_gen, lease_shared_gen; + int lease_shared_gen; + u32 lease_gen; u32 lease_seq; unsigned long lease_renew_after, lease_renew_from; struct list_head lru; @@ -353,7 +354,7 @@ struct ceph_inode_info { int i_rd_ref, i_rdcache_ref, i_wr_ref, i_wb_ref; int i_wrbuffer_ref, i_wrbuffer_ref_head; atomic_t i_filelock_ref; - u32 i_shared_gen; /* increment each time we get FILE_SHARED */ + atomic_t i_shared_gen; /* increment each time we get FILE_SHARED */ u32 i_rdcache_gen; /* incremented each time we get FILE_CACHE. */ u32 i_rdcache_revoking; /* RDCACHE gen to async invalidate, if any */ -- cgit v1.2.3