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authorJeff Layton <jlayton@kernel.org>2019-07-08 12:27:57 -0400
committerIlya Dryomov <idryomov@gmail.com>2019-09-16 12:06:24 +0200
commit9f3345d8ec5e226d116ddb7fb86ee71a08a3b9a7 (patch)
tree6715a2f2bfa01416d3faf694b583e7af0bb44b64 /fs/ceph
parentceph: fix comments over ceph_add_cap (diff)
downloadlinux-dev-9f3345d8ec5e226d116ddb7fb86ee71a08a3b9a7.tar.xz
linux-dev-9f3345d8ec5e226d116ddb7fb86ee71a08a3b9a7.zip
ceph: have __mark_caps_flushing return flush_tid
Currently, this function returns ci->i_dirty_caps, but the callers have to check that that isn't 0 before calling this function. Have the callers grab that value directly out of the inode, and have __mark_caps_flushing return the flush_tid instead. Signed-off-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/caps.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 2563f42445e6..6b8300d72cac 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1722,11 +1722,11 @@ static bool __finish_cap_flush(struct ceph_mds_client *mdsc,
* Add dirty inode to the flushing list. Assigned a seq number so we
* can wait for caps to flush without starving.
*
- * Called under i_ceph_lock.
+ * Called under i_ceph_lock. Returns the flush tid.
*/
-static int __mark_caps_flushing(struct inode *inode,
+static u64 __mark_caps_flushing(struct inode *inode,
struct ceph_mds_session *session, bool wake,
- u64 *flush_tid, u64 *oldest_flush_tid)
+ u64 *oldest_flush_tid)
{
struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc;
struct ceph_inode_info *ci = ceph_inode(inode);
@@ -1765,8 +1765,7 @@ static int __mark_caps_flushing(struct inode *inode,
list_add_tail(&cf->i_list, &ci->i_cap_flush_list);
- *flush_tid = cf->tid;
- return flushing;
+ return cf->tid;
}
/*
@@ -2056,9 +2055,9 @@ ack:
}
if (cap == ci->i_auth_cap && ci->i_dirty_caps) {
- flushing = __mark_caps_flushing(inode, session, false,
- &flush_tid,
- &oldest_flush_tid);
+ flushing = ci->i_dirty_caps;
+ flush_tid = __mark_caps_flushing(inode, session, false,
+ &oldest_flush_tid);
} else {
flushing = 0;
flush_tid = 0;
@@ -2137,8 +2136,9 @@ retry_locked:
goto retry_locked;
}
- flushing = __mark_caps_flushing(inode, session, true,
- &flush_tid, &oldest_flush_tid);
+ flushing = ci->i_dirty_caps;
+ flush_tid = __mark_caps_flushing(inode, session, true,
+ &oldest_flush_tid);
/* __send_cap drops i_ceph_lock */
delayed = __send_cap(mdsc, cap, CEPH_CAP_OP_FLUSH,