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cmirrord: add missing checks for kernel_send

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Log errors if kernel_send fails.
This commit is contained in:
Zdenek Kabelac 2012-06-19 23:28:59 +02:00
parent ac8a931889
commit 461eb1ac6a
3 changed files with 10 additions and 4 deletions
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1
WHATS_NEW
View File

@ -1,5 +1,6 @@
Version 2.02.97 -
===============================
Add tests for kernel_send() errors in cmirrod.
Print clean_bits in pull_state, fix cut&paste typo in cmirrord.
Add tests for errors from closedir(), close() in cmirrord.
Fix missing sync of filesystem when creating thin volume snapshot.

9
daemons/cmirrord/cluster.c
View File

@ -910,8 +910,9 @@ static int resend_requests(struct clog_cpg *entry)
rq->u_rq.seq);
rq->u_rq.data_size = 0;
kernel_send(&rq->u_rq);
if (kernel_send(&rq->u_rq))
LOG_ERROR("Failed to respond to kernel [%s]",
RQ_TYPE(rq->u_rq.request_type));
break;
default:
@ -1346,7 +1347,9 @@ static void cpg_leave_callback(struct clog_cpg *match,
dm_list_del(&rq->u.list);
if (rq->u_rq.request_type == DM_ULOG_POSTSUSPEND)
kernel_send(&rq->u_rq);
if (kernel_send(&rq->u_rq))
LOG_ERROR("Failed to respond to kernel [%s]",
RQ_TYPE(rq->u_rq.request_type));
free(rq);
}

4
daemons/cmirrord/local.c
View File

@ -279,7 +279,9 @@ static int do_local_work(void *data __attribute__((unused)))
if (r) {
u_rq->data_size = 0;
u_rq->error = r;
kernel_send(u_rq);
if (kernel_send(u_rq))
LOG_ERROR("Failed to respond to kernel [%s]",
RQ_TYPE(u_rq->request_type));
}
break;