glusterfs/SOURCES/0167-glusterd-shd-Optimize-the-glustershd-manager-to-send.patch

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2019-11-06 16:44:52 +00:00
From 321080e55f0ae97115a9542ba5de8494e7610860 Mon Sep 17 00:00:00 2001
From: Mohammed Rafi KC <rkavunga@redhat.com>
Date: Tue, 14 May 2019 23:12:44 +0530
Subject: [PATCH 167/169] glusterd/shd: Optimize the glustershd manager to send
reconfigure
Traditionally all svc manager will execute process stop and then
followed by start each time when they called. But that is not
required by shd, because the attach request implemented in the shd
multiplex has the intelligence to check whether a detach is required
prior to attaching the graph. So there is no need to send an explicit
detach request if we are sure that the next call is an attach request
Upstream patch: https://review.gluster.org/#/c/glusterfs/+/22729/
>Change-Id: I9157c8dcaffdac038f73286bcf5646a3f1d3d8ec
>fixes: bz#1710054
>Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com>
Change-Id: I56aaaf3b4d28215307e160c1ba0e09bb74c30fbe
BUG: 1716865
Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/172289
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
---
libglusterfs/src/graph.c | 1 -
xlators/mgmt/glusterd/src/glusterd-shd-svc.c | 9 +++++----
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libglusterfs/src/graph.c b/libglusterfs/src/graph.c
index 18fb2d9..27d9335 100644
--- a/libglusterfs/src/graph.c
+++ b/libglusterfs/src/graph.c
@@ -1497,7 +1497,6 @@ glusterfs_process_svc_detach(glusterfs_ctx_t *ctx, gf_volfile_t *volfile_obj)
parent_graph->last_xl = glusterfs_get_last_xlator(parent_graph);
parent_graph->xl_count -= graph->xl_count;
parent_graph->leaf_count -= graph->leaf_count;
- default_notify(xl, GF_EVENT_PARENT_DOWN, xl);
parent_graph->id++;
ret = 0;
}
diff --git a/xlators/mgmt/glusterd/src/glusterd-shd-svc.c b/xlators/mgmt/glusterd/src/glusterd-shd-svc.c
index 981cc87..d81d760 100644
--- a/xlators/mgmt/glusterd/src/glusterd-shd-svc.c
+++ b/xlators/mgmt/glusterd/src/glusterd-shd-svc.c
@@ -311,10 +311,11 @@ glusterd_shdsvc_manager(glusterd_svc_t *svc, void *data, int flags)
*/
ret = svc->stop(svc, SIGTERM);
} else if (volinfo) {
- ret = svc->stop(svc, SIGTERM);
- if (ret)
- goto out;
-
+ if (volinfo->status != GLUSTERD_STATUS_STARTED) {
+ ret = svc->stop(svc, SIGTERM);
+ if (ret)
+ goto out;
+ }
if (volinfo->status == GLUSTERD_STATUS_STARTED) {
ret = svc->start(svc, flags);
if (ret)
--
1.8.3.1