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authorIlya Dryomov <idryomov@gmail.com>2017-06-15 16:30:54 +0200
committerIlya Dryomov <idryomov@gmail.com>2017-07-07 17:25:16 +0200
commit84ed45df4604ae9b1065b5fe2f250f57f7c69baf (patch)
tree392616a1ae7c40665892a0c0cece3bfd6d18c51c /net/ceph
parent8cb441c0545dfd4dafeedc1e2d7157e1072413ac (diff)
downloadlinux-84ed45df4604ae9b1065b5fe2f250f57f7c69baf.tar.bz2
libceph: drop need_resend from calc_target()
Replace it with more fine-grained bools to separate updating ceph_osd_request_target fields and the decision to resend. Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/osd_client.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index eaaf17e7c37b..4143f73590f3 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1325,8 +1325,9 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
struct ceph_pg pgid, last_pgid;
struct ceph_osds up, acting;
bool force_resend = false;
+ bool unpaused = false;
+ bool legacy_change;
bool need_check_tiering = false;
- bool need_resend = false;
bool sort_bitwise = ceph_osdmap_flag(osdc, CEPH_OSDMAP_SORTBITWISE);
enum calc_target_result ct_res;
int ret;
@@ -1393,12 +1394,12 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
if (t->paused && !target_should_be_paused(osdc, t, pi)) {
t->paused = false;
- need_resend = true;
+ unpaused = true;
}
+ legacy_change = ceph_pg_compare(&t->pgid, &pgid) ||
+ ceph_osds_changed(&t->acting, &acting, any_change);
- if (ceph_pg_compare(&t->pgid, &pgid) ||
- ceph_osds_changed(&t->acting, &acting, any_change) ||
- force_resend) {
+ if (legacy_change || force_resend) {
t->pgid = pgid; /* struct */
ceph_pg_to_primary_shard(osdc->osdmap, &pgid, &t->spgid);
ceph_osds_copy(&t->acting, &acting);
@@ -1410,10 +1411,13 @@ static enum calc_target_result calc_target(struct ceph_osd_client *osdc,
t->sort_bitwise = sort_bitwise;
t->osd = acting.primary;
- need_resend = true;
}
- ct_res = need_resend ? CALC_TARGET_NEED_RESEND : CALC_TARGET_NO_ACTION;
+ if (unpaused || legacy_change || force_resend)
+ ct_res = CALC_TARGET_NEED_RESEND;
+ else
+ ct_res = CALC_TARGET_NO_ACTION;
+
out:
dout("%s t %p -> ct_res %d osd %d\n", __func__, t, ct_res, t->osd);
return ct_res;