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glusterfs/0281-Revert-program-GF-DUMP-Shield-ping-processing-from-t.patch
Milind Changire 22237a34a8 autobuild v3.12.2-12 
Resolves: bz#1558989 bz#1580344 bz#1581057 bz#1581219
Signed-off-by: Milind Changire <mchangir@redhat.com>
2018-05-24 06:11:18 -04:00

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From 9fc6e38ec39cfeb58d1b0fa0c2878c608d49f8e8 Mon Sep 17 00:00:00 2001
From: Milind Changire <mchangir@redhat.com>
Date: Mon, 21 May 2018 19:04:37 +0530
Subject: [PATCH 281/282] Revert "program/GF-DUMP: Shield ping processing from
traffic to Glusterfs"
This reverts commit 2e72b24707f1886833db0b09e48b3f48b8d68d37.
> Reviewed-on: https://review.gluster.org/17105
Change-Id: Iad5dc50d24f7ab2c8261d1d44afd04b67c24c96d
BUG: 1558989
Signed-off-by: Milind Changire <mchangir@redhat.com>
Reviewed-on: https://code.engineering.redhat.com/gerrit/139309
Reviewed-by: Raghavendra Gowdappa <rgowdapp@redhat.com>
Tested-by: RHGS Build Bot <nigelb@redhat.com>
Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
---
rpc/rpc-lib/src/rpcsvc.c | 89 +--------------------------
rpc/rpc-lib/src/rpcsvc.h | 17 +----
xlators/protocol/server/src/server-rpc-fops.c | 1 -
3 files changed, 3 insertions(+), 104 deletions(-)
diff --git a/rpc/rpc-lib/src/rpcsvc.c b/rpc/rpc-lib/src/rpcsvc.c
index 68e27ab..9938b8f 100644
--- a/rpc/rpc-lib/src/rpcsvc.c
+++ b/rpc/rpc-lib/src/rpcsvc.c
@@ -303,7 +303,6 @@ rpcsvc_program_actor (rpcsvc_request_t *req)
goto err;
}
- req->ownthread = program->ownthread;
req->synctask = program->synctask;
err = SUCCESS;
@@ -426,7 +425,6 @@ rpcsvc_request_init (rpcsvc_t *svc, rpc_transport_t *trans,
req->trans_private = msg->private;
INIT_LIST_HEAD (&req->txlist);
- INIT_LIST_HEAD (&req->request_list);
req->payloadsize = 0;
/* By this time, the data bytes for the auth scheme would have already
@@ -577,7 +575,7 @@ rpcsvc_handle_rpc_call (rpcsvc_t *svc, rpc_transport_t *trans,
rpcsvc_request_t *req = NULL;
int ret = -1;
uint16_t port = 0;
- gf_boolean_t is_unix = _gf_false, empty = _gf_false;
+ gf_boolean_t is_unix = _gf_false;
gf_boolean_t unprivileged = _gf_false;
drc_cached_op_t *reply = NULL;
rpcsvc_drc_globals_t *drc = NULL;
@@ -693,20 +691,6 @@ rpcsvc_handle_rpc_call (rpcsvc_t *svc, rpc_transport_t *trans,
(synctask_fn_t) actor_fn,
rpcsvc_check_and_reply_error, NULL,
req);
- } else if (req->ownthread) {
- pthread_mutex_lock (&req->prog->queue_lock);
- {
- empty = list_empty (&req->prog->request_queue);
-
- list_add_tail (&req->request_list,
- &req->prog->request_queue);
-
- if (empty)
- pthread_cond_signal (&req->prog->queue_cond);
- }
- pthread_mutex_unlock (&req->prog->queue_lock);
-
- ret = 0;
} else {
ret = actor_fn (req);
}
@@ -1586,12 +1570,6 @@ rpcsvc_program_unregister (rpcsvc_t *svc, rpcsvc_program_t *program)
" Ver: %d, Port: %d", prog->progname, prog->prognum,
prog->progver, prog->progport);
- if (prog->ownthread) {
- prog->alive = _gf_false;
- ret = 0;
- goto out;
- }
-
pthread_mutex_lock (&svc->rpclock);
{
list_del_init (&prog->program);
@@ -1856,56 +1834,6 @@ out:
return ret;
}
-void *
-rpcsvc_request_handler (void *arg)
-{
- rpcsvc_program_t *program = arg;
- rpcsvc_request_t *req = NULL;
- rpcsvc_actor_t *actor = NULL;
- gf_boolean_t done = _gf_false;
- int ret = 0;
-
- if (!program)
- return NULL;
-
- while (1) {
- pthread_mutex_lock (&program->queue_lock);
- {
- if (!program->alive
- && list_empty (&program->request_queue)) {
- done = 1;
- goto unlock;
- }
-
- while (list_empty (&program->request_queue))
- pthread_cond_wait (&program->queue_cond,
- &program->queue_lock);
-
- req = list_entry (program->request_queue.next,
- typeof (*req), request_list);
-
- list_del_init (&req->request_list);
- }
- unlock:
- pthread_mutex_unlock (&program->queue_lock);
-
- if (done)
- break;
-
- THIS = req->svc->xl;
-
- actor = rpcsvc_program_actor (req);
-
- ret = actor->actor (req);
-
- if (ret != 0) {
- rpcsvc_check_and_reply_error (ret, NULL, req);
- }
- }
-
- return NULL;
-}
-
int
rpcsvc_program_register (rpcsvc_t *svc, rpcsvc_program_t *program)
{
@@ -1946,21 +1874,6 @@ rpcsvc_program_register (rpcsvc_t *svc, rpcsvc_program_t *program)
memcpy (newprog, program, sizeof (*program));
INIT_LIST_HEAD (&newprog->program);
- INIT_LIST_HEAD (&newprog->request_queue);
- pthread_mutex_init (&newprog->queue_lock, NULL);
- pthread_cond_init (&newprog->queue_cond, NULL);
-
- newprog->alive = _gf_true;
-
- /* make sure synctask gets priority over ownthread */
- if (newprog->synctask)
- newprog->ownthread = _gf_false;
-
- if (newprog->ownthread) {
- gf_thread_create (&newprog->thread, NULL,
- rpcsvc_request_handler,
- newprog, "rpcsvcrh");
- }
pthread_mutex_lock (&svc->rpclock);
{
diff --git a/rpc/rpc-lib/src/rpcsvc.h b/rpc/rpc-lib/src/rpcsvc.h
index 73507b6..34429b4 100644
--- a/rpc/rpc-lib/src/rpcsvc.h
+++ b/rpc/rpc-lib/src/rpcsvc.h
@@ -233,9 +233,7 @@ struct rpcsvc_request {
*/
rpcsvc_auth_data_t verf;
- /* Execute this request's actor function in ownthread of program?*/
- gf_boolean_t ownthread;
-
+ /* Execute this request's actor function as a synctask?*/
gf_boolean_t synctask;
/* Container for a RPC program wanting to store a temp
* request-specific item.
@@ -247,9 +245,6 @@ struct rpcsvc_request {
/* pointer to cached reply for use in DRC */
drc_cached_op_t *reply;
-
- /* request queue in rpcsvc */
- struct list_head request_list;
};
#define rpcsvc_request_program(req) ((rpcsvc_program_t *)((req)->prog))
@@ -400,18 +395,10 @@ struct rpcsvc_program {
*/
int min_auth;
- /* Execute actor function in program's own thread? This will reduce */
- /* the workload on poller threads */
- gf_boolean_t ownthread;
- gf_boolean_t alive;
-
+ /* Execute actor function as a synctask? */
gf_boolean_t synctask;
/* list member to link to list of registered services with rpcsvc */
struct list_head program;
- struct list_head request_queue;
- pthread_mutex_t queue_lock;
- pthread_cond_t queue_cond;
- pthread_t thread;
};
typedef struct rpcsvc_cbk_program {
diff --git a/xlators/protocol/server/src/server-rpc-fops.c b/xlators/protocol/server/src/server-rpc-fops.c
index 91d5c03..0bf41d8 100644
--- a/xlators/protocol/server/src/server-rpc-fops.c
+++ b/xlators/protocol/server/src/server-rpc-fops.c
@@ -6160,5 +6160,4 @@ struct rpcsvc_program glusterfs3_3_fop_prog = {
.progver = GLUSTER_FOP_VERSION,
.numactors = GLUSTER_FOP_PROCCNT,
.actors = glusterfs3_3_fop_actors,
- .ownthread = _gf_true,
};
--
1.8.3.1
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