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authorAlex Elder <elder@inktank.com>2013-03-14 14:09:06 -0500
committerSage Weil <sage@inktank.com>2013-05-01 21:18:01 -0700
commit02ee07d3002e6c0b0c4ea1982cd7e6aeca203ed6 (patch)
tree1e06ce866c06a3fd03d4b6d9547c5bd376c8758f /net/ceph
parent88486957f9fbf52ff4313ff52d583110a6503c28 (diff)
downloadlinux-02ee07d3002e6c0b0c4ea1982cd7e6aeca203ed6.tar.bz2
libceph: hold off building osd request
Defer building the osd request until just before submitting it in all callers except ceph_writepages_start(). (That caller will be handed in the next patch.) Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/osd_client.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 115790aac30a..9ca693d0df19 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -2056,8 +2056,6 @@ int ceph_osdc_readpages(struct ceph_osd_client *osdc,
if (IS_ERR(req))
return PTR_ERR(req);
- ceph_osdc_build_request(req, off, 1, &op, NULL, vino.snap, NULL);
-
/* it may be a short read due to an object boundary */
osd_data = &req->r_data_in;
@@ -2069,6 +2067,8 @@ int ceph_osdc_readpages(struct ceph_osd_client *osdc,
dout("readpages final extent is %llu~%llu (%llu bytes align %d)\n",
off, *plen, osd_data->length, page_align);
+ ceph_osdc_build_request(req, off, 1, &op, NULL, vino.snap, NULL);
+
rc = ceph_osdc_start_request(osdc, req, false);
if (!rc)
rc = ceph_osdc_wait_request(osdc, req);
@@ -2105,8 +2105,6 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino,
if (IS_ERR(req))
return PTR_ERR(req);
- ceph_osdc_build_request(req, off, 1, &op, snapc, CEPH_NOSNAP, mtime);
-
/* it may be a short write due to an object boundary */
osd_data = &req->r_data_out;
osd_data->type = CEPH_OSD_DATA_TYPE_PAGES;
@@ -2115,6 +2113,8 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino,
osd_data->alignment = page_align;
dout("writepages %llu~%llu (%llu bytes)\n", off, len, osd_data->length);
+ ceph_osdc_build_request(req, off, 1, &op, snapc, CEPH_NOSNAP, mtime);
+
rc = ceph_osdc_start_request(osdc, req, true);
if (!rc)
rc = ceph_osdc_wait_request(osdc, req);