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authorYan, Zheng <zyan@redhat.com>2014-11-13 09:40:37 +0300
committerIlya Dryomov <idryomov@redhat.com>2014-12-17 20:09:52 +0300
commit715e4cd405cfd67bd058e410b3e599bab2072645 (patch)
tree20b4b1bf1fe86e7719f82c4804228e887592d832 /fs/ceph/addr.c
parent864e9197f10c77053bbaf12932f5b200bb4ed3c5 (diff)
downloadlinux-715e4cd405cfd67bd058e410b3e599bab2072645.tar.xz
libceph: specify position of extent operation
allow specifying position of extent operation in multi-operations osd request. This is required for cephfs to convert inline data to normal data (compare xattr, then write object). Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Ilya Dryomov <idryomov@redhat.com>
Diffstat (limited to 'fs/ceph/addr.c')
-rw-r--r--fs/ceph/addr.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 18c06bbaf136..f2c7aa878aa4 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -319,7 +319,7 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max)
off, len);
vino = ceph_vino(inode);
req = ceph_osdc_new_request(osdc, &ci->i_layout, vino, off, &len,
- 1, CEPH_OSD_OP_READ,
+ 0, 1, CEPH_OSD_OP_READ,
CEPH_OSD_FLAG_READ, NULL,
ci->i_truncate_seq, ci->i_truncate_size,
false);
@@ -750,7 +750,6 @@ retry:
last_snapc = snapc;
while (!done && index <= end) {
- int num_ops = do_sync ? 2 : 1;
unsigned i;
int first;
pgoff_t next;
@@ -850,7 +849,8 @@ get_more_pages:
len = wsize;
req = ceph_osdc_new_request(&fsc->client->osdc,
&ci->i_layout, vino,
- offset, &len, num_ops,
+ offset, &len, 0,
+ do_sync ? 2 : 1,
CEPH_OSD_OP_WRITE,
CEPH_OSD_FLAG_WRITE |
CEPH_OSD_FLAG_ONDISK,
@@ -862,6 +862,9 @@ get_more_pages:
break;
}
+ if (do_sync)
+ osd_req_op_init(req, 1, CEPH_OSD_OP_STARTSYNC);
+
req->r_callback = writepages_finish;
req->r_inode = inode;