From 0e5dd45ce4c41d3e3857116a77f34f04c99e78ad Mon Sep 17 00:00:00 2001
From: majianpeng <majianpeng@gmail.com>
Date: Thu, 8 Aug 2013 15:32:19 +0800
Subject: [PATCH] ceph: Move the place for EOLDSNAPC handle in ceph_aio_write
to easily understand
Only for ceph_sync_write, the osd can return EOLDSNAPC.so move the
related codes after the call ceph_sync_write.
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Reviewed-by: Sage Weil <sage@inktank.com>
---
fs/ceph/file.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 63ec830b93061..7478d5dbd1aaf 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -766,6 +766,15 @@ retry_snap:
mutex_unlock(&inode->i_mutex);
written = ceph_sync_write(file, iov->iov_base, count,
pos, &iocb->ki_pos);
+ if (written == -EOLDSNAPC) {
+ dout("aio_write %p %llx.%llx %llu~%u"
+ "got EOLDSNAPC, retrying\n",
+ inode, ceph_vinop(inode),
+ pos, (unsigned)iov->iov_len);
+ mutex_lock(&inode->i_mutex);
+ hold_mutex = true;
+ goto retry_snap;
+ }
} else {
written = generic_file_buffered_write(iocb, iov, nr_segs,
pos, &iocb->ki_pos,
@@ -796,13 +805,6 @@ retry_snap:
written = err;
}
- if (written == -EOLDSNAPC) {
- dout("aio_write %p %llx.%llx %llu~%u got EOLDSNAPC, retrying\n",
- inode, ceph_vinop(inode), pos, (unsigned)iov->iov_len);
- mutex_lock(&inode->i_mutex);
- hold_mutex = true;
- goto retry_snap;
- }
out:
if (hold_mutex)
mutex_unlock(&inode->i_mutex);
--
2.30.2