lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1348680043-5077-6-git-send-email-laijs@cn.fujitsu.com>
Date:	Thu, 27 Sep 2012 01:20:36 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org
Cc:	Lai Jiangshan <laijs@...fujitsu.com>
Subject: [PATCH 05/12] workqueue: don't wake up other workers in rescuer

rescuer is NOT_RUNNING, so there is no sense when it wakes up other workers,
if there are available normal workers, they are already woken up when needed.

Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
 kernel/workqueue.c |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index c718b94..6c339bf 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -2438,14 +2438,6 @@ repeat:
 
 		process_scheduled_works(rescuer);
 
-		/*
-		 * Leave this gcwq.  If keep_working() is %true, notify a
-		 * regular worker; otherwise, we end up with 0 concurrency
-		 * and stalling the execution.
-		 */
-		if (keep_working(pool))
-			wake_up_worker(pool);
-
 		spin_unlock_irq(&gcwq->lock);
 	}
 
-- 
1.7.7.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ