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authorYan, Zheng <zyan@redhat.com>2017-05-22 06:03:32 +0200
committerIlya Dryomov <idryomov@gmail.com>2017-07-07 17:25:12 +0200
commitefb0ca765ac6f4985b57ef215e8d55e746b083f4 (patch)
tree8333c6ae9ed47a7134c0163d07670970d1eff4b4 /fs/ceph/super.h
parentceph: re-request max size after importing caps (diff)
downloadlinux-efb0ca765ac6f4985b57ef215e8d55e746b083f4.tar.xz
linux-efb0ca765ac6f4985b57ef215e8d55e746b083f4.zip
ceph: update the 'approaching max_size' code
The old 'approaching max_size' code expects MDS set max_size to '2 * reported_size'. This is no longer true. The new code reports file size when half of previous max_size increment has been used. Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/super.h')
-rw-r--r--fs/ceph/super.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index a973acd8beaf..f8a0aba0d938 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -793,7 +793,7 @@ extern int ceph_readdir_prepopulate(struct ceph_mds_request *req,
extern int ceph_inode_holds_cap(struct inode *inode, int mask);
-extern int ceph_inode_set_size(struct inode *inode, loff_t size);
+extern bool ceph_inode_set_size(struct inode *inode, loff_t size);
extern void __ceph_do_pending_vmtruncate(struct inode *inode);
extern void ceph_queue_vmtruncate(struct inode *inode);
@@ -918,6 +918,7 @@ extern void ceph_put_wrbuffer_cap_refs(struct ceph_inode_info *ci, int nr,
struct ceph_snap_context *snapc);
extern void ceph_flush_snaps(struct ceph_inode_info *ci,
struct ceph_mds_session **psession);
+extern bool __ceph_should_report_size(struct ceph_inode_info *ci);
extern void ceph_check_caps(struct ceph_inode_info *ci, int flags,
struct ceph_mds_session *session);
extern void ceph_check_delayed_caps(struct ceph_mds_client *mdsc);