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Date: Thu, 31 Aug 2006 18:49:05 +0900 From: Akinobu Mita <mita@...aclelinux.com> To: akpm@...l.org Cc: linux-kernel@...r.kernel.org Subject: [PATCH] rate limiting for the ldisc open faulure messages This patch limits the messages when ldisc open faulures happen. It happens under memory pressure. Signed-off-by: Akinobu Mita <mita@...aclelinux.com> 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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