Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751311AbWHaJyA (ORCPT ); Thu, 31 Aug 2006 05:54:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751411AbWHaJx7 (ORCPT ); Thu, 31 Aug 2006 05:53:59 -0400 Received: from ns.miraclelinux.com ([219.118.163.66]:45585 "EHLO mail01.miraclelinux.com") by vger.kernel.org with ESMTP id S1751311AbWHaJx7 (ORCPT ); Thu, 31 Aug 2006 05:53:59 -0400 Date: Thu, 31 Aug 2006 18:49:05 +0900 From: Akinobu Mita To: akpm@osdl.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] rate limiting for the ldisc open faulure messages Message-ID: <20060831094905.GA13400@miraclelinux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1044 Lines: 29 This patch limits the messages when ldisc open faulures happen. It happens under memory pressure. Signed-off-by: Akinobu Mita drivers/char/tty_io.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) Index: work-shouldfail/drivers/char/tty_io.c =================================================================== --- work-shouldfail.orig/drivers/char/tty_io.c +++ work-shouldfail/drivers/char/tty_io.c @@ -2072,8 +2072,9 @@ fail_no_mem: /* call the tty release_mem routine to clean out this slot */ release_mem_out: - printk(KERN_INFO "init_dev: ldisc open failed, " - "clearing slot %d\n", idx); + if (printk_ratelimit()) + printk(KERN_INFO "init_dev: ldisc open failed, " + "clearing slot %d\n", idx); release_mem(tty, idx); goto end_init; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/