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| author | Yan, Zheng <zyan@redhat.com> | 2017-08-16 17:27:05 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2017-09-06 19:56:48 +0200 |
| commit | b178cf4304f26551cb05915eb6c6b1736617366b (patch) | |
| tree | b19e059ca29f47c5b8cbe743c64b929013b5fcc2 /fs/ceph/file.c | |
| parent | 1c0a9c2d978360493054315196c51d8328fa7fae (diff) | |
| download | linux-b178cf4304f26551cb05915eb6c6b1736617366b.tar.gz linux-b178cf4304f26551cb05915eb6c6b1736617366b.tar.bz2 linux-b178cf4304f26551cb05915eb6c6b1736617366b.zip | |
ceph: don't use CEPH_OSD_FLAG_ORDERSNAP
Inode can be moved between snap realms. It's possible inode is moved
into a snap realm whose seq number is smaller than old snap realm's.
So there is no guarantee that seq number inode's snap context always
increases.
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/file.c')
| -rw-r--r-- | fs/ceph/file.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c index f602b3ee6c59..2eb43a54e2d6 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -787,7 +787,7 @@ static void ceph_aio_retry_work(struct work_struct *work) goto out; } - req->r_flags = CEPH_OSD_FLAG_ORDERSNAP | CEPH_OSD_FLAG_WRITE; + req->r_flags = /* CEPH_OSD_FLAG_ORDERSNAP | */ CEPH_OSD_FLAG_WRITE; ceph_oloc_copy(&req->r_base_oloc, &orig_req->r_base_oloc); ceph_oid_copy(&req->r_base_oid, &orig_req->r_base_oid); @@ -860,7 +860,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter, if (ret2 < 0) dout("invalidate_inode_pages2_range returned %d\n", ret2); - flags = CEPH_OSD_FLAG_ORDERSNAP | CEPH_OSD_FLAG_WRITE; + flags = /* CEPH_OSD_FLAG_ORDERSNAP | */ CEPH_OSD_FLAG_WRITE; } else { flags = CEPH_OSD_FLAG_READ; } @@ -1063,7 +1063,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos, if (ret < 0) dout("invalidate_inode_pages2_range returned %d\n", ret); - flags = CEPH_OSD_FLAG_ORDERSNAP | CEPH_OSD_FLAG_WRITE; + flags = /* CEPH_OSD_FLAG_ORDERSNAP | */ CEPH_OSD_FLAG_WRITE; while ((len = iov_iter_count(from)) > 0) { size_t left; |