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From 659bd2a0fde9ba0cb8fc3905bcdb63d91e3dfa9d Mon Sep 17 00:00:00 2001
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From: Raghavendra Bhat <raghavendra@redhat.com>
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Date: Tue, 2 Jul 2019 16:50:23 -0400
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Subject: [PATCH 319/335] features/snapview-server: obtain the list of
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snapshots inside the lock
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The current list of snapshots from priv->dirents is obtained outside
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the lock.
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Upstream patch:
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> Change-Id: I8876ec0a38308da5db058397382fbc82cc7ac177
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> Fixes: bz#1726783
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> Signed-off-by: Raghavendra Bhat <raghavendra@redhat.com>
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> patch: https://review.gluster.org/#/c/glusterfs/+/22990/
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BUG: 1731513
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Change-Id: I8876ec0a38308da5db058397382fbc82cc7ac177
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Signed-off-by: Raghavendra Bhat <raghavendra@redhat.com>
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Reviewed-on: https://code.engineering.redhat.com/gerrit/185838
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Tested-by: RHGS Build Bot <nigelb@redhat.com>
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Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
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---
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xlators/features/snapview-server/src/snapview-server-mgmt.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/xlators/features/snapview-server/src/snapview-server-mgmt.c b/xlators/features/snapview-server/src/snapview-server-mgmt.c
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index bc415ef..3d64383 100644
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--- a/xlators/features/snapview-server/src/snapview-server-mgmt.c
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+++ b/xlators/features/snapview-server/src/snapview-server-mgmt.c
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@@ -256,7 +256,6 @@ mgmt_get_snapinfo_cbk(struct rpc_req *req, struct iovec *iov, int count,
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this = frame->this;
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ctx = frame->this->ctx;
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priv = this->private;
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- old_dirents = priv->dirents;
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if (!ctx) {
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errno = EINVAL;
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@@ -388,6 +387,7 @@ mgmt_get_snapinfo_cbk(struct rpc_req *req, struct iovec *iov, int count,
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LOCK(&priv->snaplist_lock);
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{
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oldcount = priv->num_snaps;
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+ old_dirents = priv->dirents;
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for (i = 0; i < priv->num_snaps; i++) {
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for (j = 0; j < snapcount; j++) {
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if ((!strcmp(old_dirents[i].name, dirents[j].name)) &&
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--
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1.8.3.1
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