From: Shaun Tancheff <stancheff@cray.com>
Date: Mon, 2 Dec 2019 18:14:30 +0000 (-0600)
Subject: LU-12670 osd-ldiskfs: Shrink rcu critical section
X-Git-Tag: 2.13.53~55
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=refs%2Fchanges%2F05%2F35805%2F14;p=fs%2Flustre-release.git

LU-12670 osd-ldiskfs: Shrink rcu critical section

Drop ENTRY/EXIT macros to exclude them rcu critical section
scope without introducing additional work around logic.

Cray-bug-id: LUS-7771
Signed-off-by: Shaun Tancheff <stancheff@cray.com>
Change-Id: I70486ba137592d1a57bc712837b8a300b8017a36
Reviewed-on: https://review.whamcloud.com/35805
Reviewed-by: Alex Zhuravlev <bzzz@whamcloud.com>
Reviewed-by: Sergey Cheremencev <sergey.cheremencev@hpe.com>
Reviewed-by: Petros Koutoupis <petros.koutoupis@hpe.com>
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
---

diff --git a/lustre/osd-ldiskfs/osd_handler.c b/lustre/osd-ldiskfs/osd_handler.c
index 24ca88c..fdde77b 100644
--- a/lustre/osd-ldiskfs/osd_handler.c
+++ b/lustre/osd-ldiskfs/osd_handler.c
@@ -1455,8 +1455,6 @@ static int osd_oxc_get(struct osd_object *obj, const char *name,
 	size_t namelen = strlen(name);
 	int rc;
 
-	ENTRY;
-
 	rcu_read_lock();
 	list_for_each_entry_rcu(tmp, &obj->oo_xattr_list, oxe_list) {
 		if (namelen == tmp->oxe_namelen &&
@@ -1483,7 +1481,6 @@ static int osd_oxc_get(struct osd_object *obj, const char *name,
 		GOTO(out, rc = -ERANGE);
 
 	memcpy(buf->lb_buf, &oxe->oxe_buf[namelen + 1], rc);
-	EXIT;
 out:
 	rcu_read_unlock();