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Date: Tue, 09 Aug 2011 11:12:44 +0800 From: Yanmin Zhang <yanmin_zhang@...ux.intel.com> To: LKML <linux-kernel@...r.kernel.org> Cc: Andrew Morton <akpm@...ux-foundation.org> Subject: [PATCH ] printk: add module parameter ignore_loglevel to control ignore_loglevel We are enabling some power features on medfield. To test suspend-2-RAM conveniently, we need turn on/off ignore_loglevel frequently without rebooting. Below patch adds a module parameter, so users could change it by: /sys/module/printk/parameters/ignore_loglevel Signed-off-by: Yanmin Zhang <yanmin.zhang@...el.com> --- kernel/printk.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/kernel/printk.c b/kernel/printk.c index ce00f1b..12d4437 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -530,6 +530,7 @@ static int __init ignore_loglevel_setup(char *str) } early_param("ignore_loglevel", ignore_loglevel_setup); +module_param_named(ignore_loglevel, ignore_loglevel, bool, S_IRUGO | S_IWUSR); /* * Write out chars from start to end - 1 inclusive -- 1.7.1 -- 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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