From 430bff7dc330eec9447423e95f2cae49744a79c3 Mon Sep 17 00:00:00 2001 From: Varsha Rao Date: Mon, 26 Feb 2018 12:55:06 +0530 Subject: performance/io-threads: nuke everything from a client when it disconnects > io-threads: nuke everything from a client when it disconnects > Commit ID: 4d8268d760 > https://review.gluster.org/#/c/18254/ > By Jeff Darcy This patch is required to forward port io-threads namespace patch. Updates: #401 Change-Id: I13d3a74862eea3d01e8dbc8736987c3dae6e8b2a Signed-off-by: Varsha Rao --- xlators/performance/io-threads/src/io-threads.c | 39 +++++++++++++++++++++++-- 1 file changed, 37 insertions(+), 2 deletions(-) (limited to 'xlators') diff --git a/xlators/performance/io-threads/src/io-threads.c b/xlators/performance/io-threads/src/io-threads.c index 601e04abad6..7b4b316c4b9 100644 --- a/xlators/performance/io-threads/src/io-threads.c +++ b/xlators/performance/io-threads/src/io-threads.c @@ -222,8 +222,15 @@ iot_worker (void *data) } pthread_mutex_unlock (&conf->mutex); - if (stub) /* guard against spurious wakeups */ - call_resume (stub); + if (stub) { /* guard against spurious wakeups */ + if (stub->poison) { + gf_log (this->name, GF_LOG_INFO, + "Dropping poisoned request %p.", stub); + call_stub_destroy (stub); + } else { + call_resume (stub); + } + } stub = NULL; if (bye) @@ -1322,6 +1329,33 @@ iot_client_destroy (xlator_t *this, client_t *client) GF_FREE (tmp); } + return 0; +} + +static int +iot_disconnect_cbk (xlator_t *this, client_t *client) +{ + int i; + call_stub_t *curr; + call_stub_t *next; + iot_conf_t *conf = this->private; + iot_client_ctx_t *ctx; + + pthread_mutex_lock (&conf->mutex); + for (i = 0; i < GF_FOP_PRI_MAX; i++) { + ctx = &conf->no_client[i]; + list_for_each_entry_safe (curr, next, &ctx->reqs, list) { + if (curr->frame->root->client != client) { + continue; + } + gf_log (this->name, GF_LOG_INFO, + "poisoning %s fop at %p for client %s", + gf_fop_list[curr->fop], curr, + client->client_uid); + curr->poison = _gf_true; + } + } + pthread_mutex_unlock (&conf->mutex); return 0; } @@ -1383,6 +1417,7 @@ struct xlator_fops fops = { struct xlator_cbks cbks = { .client_destroy = iot_client_destroy, + .client_disconnect = iot_disconnect_cbk, }; struct volume_options options[] = { -- cgit