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author | Atin Mukherjee <amukherj@redhat.com> | 2016-02-11 15:37:08 +0530 |
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committer | Kaushal M <kaushal@redhat.com> | 2016-08-15 23:27:23 -0700 |
commit | 42b5b9bc63891a3447db56224713c5b1028549c5 (patch) | |
tree | 5d7b2ccf595a9add3d7438d05cc0124f36deca30 /xlators/cluster/dht/src/dht-selfheal.c | |
parent | cfba6098a4ef8c672969d69678fcdca7c8bb6399 (diff) |
rpc : build_prog_details should iterate program list inside critical section
Backport of http://review.gluster.org/13428
While I was analyzing a glusterd crash from free_prog_details, a code
walkthrough detects that we iterate over the rpc svc program list without been
inside the criticial section. This opens up a possibility of a crash when there
is a concurrent writer updating the same list. Solution is to read the list
inside lock.
> Reviewed-on: http://review.gluster.org/13428
> Smoke: Gluster Build System <jenkins@build.gluster.com>
> CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
> NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
> Reviewed-by: Niels de Vos <ndevos@redhat.com>
> Reviewed-by: Raghavendra G <rgowdapp@redhat.com>
BUG: 1310970
Change-Id: Ib4b4b0022a9535e139cd3c00574aab23f07aa9d2
Signed-off-by: Atin Mukherjee <amukherj@redhat.com>
Signed-off-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Reviewed-on: http://review.gluster.org/13488
Smoke: Gluster Build System <jenkins@build.gluster.org>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Reviewed-by: Kaushal M <kaushal@redhat.com>
Diffstat (limited to 'xlators/cluster/dht/src/dht-selfheal.c')
0 files changed, 0 insertions, 0 deletions