linux-kernel - [PATCH -mm] PM: Remove sleeping from suspend

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: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <200609042250.41592.rjw@sisk.pl>
Date:	Mon, 4 Sep 2006 22:50:40 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Andrew Morton <akpm@...l.org>
Cc:	Pavel Machek <pavel@....cz>, Stefan Seyfried <seife@...e.de>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH -mm] PM: Remove sleeping from suspend_console

Remove ssleep() from suspend_console().

Stefan thinks it is unnecessary and will slow down the suspend too much.

Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
---
---
 kernel/printk.c |    5 -----
 1 file changed, 5 deletions(-)

Index: linux-2.6.18-rc5-mm1/kernel/printk.c
===================================================================
--- linux-2.6.18-rc5-mm1.orig/kernel/printk.c
+++ linux-2.6.18-rc5-mm1/kernel/printk.c
@@ -713,11 +713,6 @@ void suspend_console(void)
 	printk("Suspending console(s)\n");
 	acquire_console_sem();
 	console_suspended = 1;
-	/* This is needed so that all of the messages that have already been
-	 * written to all consoles can be actually transmitted (eg. over a
-	 * network) before we try to suspend the consoles' devices.
-	 */
-	ssleep(2);
 }
 
 void resume_console(void)
-
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/