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thread: don't output error in case of EAGAIN for interrupt mode

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Keep silence if nothing to read from message queue.

Signed-off-by: Roman Penyaev <rpenyaev@suse.de>
Change-Id: I6f3df6a58e708aa424fe2c6ebca509c44062d12c
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5153
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
Roman Penyaev 2020-11-18 12:05:20 +01:00 committed by Tomasz Zawadzki
parent c0648d4b45
commit 6490dbe4fe
1 changed files with 1 additions and 1 deletions
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2
lib/thread/thread.c
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@ -523,7 +523,7 @@ msg_queue_run_batch(struct spdk_thread *thread, uint32_t max_msgs)
* This can avoid msg notification missing.
*/
rc = read(thread->msg_fd, &notify, sizeof(notify));
if (rc < 0) {
if (rc < 0 && errno != EAGAIN) {
SPDK_ERRLOG("failed to acknowledge msg_queue: %s.\n", spdk_strerror(errno));
}
}