From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Andrew Morton <akpm@osdl.org>, Ingo Molnar <mingo@elte.hu>,
Jim Gettys <jg@laptop.org>, John Stultz <johnstul@us.ibm.com>,
David Woodhouse <dwmw2@infradead.org>,
Arjan van de Ven <arjan@infradead.org>,
Dave Jones <davej@redhat.com>
Subject: [patch 23/23] dynticks: decrease I8042_POLL_PERIOD
Date: Fri, 29 Sep 2006 23:58:43 -0000 [thread overview]
Message-ID: <20060929234441.435573000@cruncher.tec.linutronix.de> (raw)
In-Reply-To: <20060929234435.330586000@cruncher.tec.linutronix.de>
[-- Attachment #1: i8042-poll-less.patch --]
[-- Type: text/plain, Size: 1366 bytes --]
From: Ingo Molnar <mingo@elte.hu>
decrease the rate of timers going off. Also work around apparent
kbd-init bug by making the first timeout short.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
--
drivers/input/serio/i8042.c | 2 +-
drivers/input/serio/i8042.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6.18-mm2/drivers/input/serio/i8042.c
===================================================================
--- linux-2.6.18-mm2.orig/drivers/input/serio/i8042.c 2006-09-30 01:41:08.000000000 +0200
+++ linux-2.6.18-mm2/drivers/input/serio/i8042.c 2006-09-30 01:41:20.000000000 +0200
@@ -1101,7 +1101,7 @@ static int __devinit i8042_probe(struct
goto err_controller_cleanup;
}
- mod_timer(&i8042_timer, jiffies + I8042_POLL_PERIOD);
+ mod_timer(&i8042_timer, jiffies + 2); //I8042_POLL_PERIOD);
return 0;
err_unregister_ports:
Index: linux-2.6.18-mm2/drivers/input/serio/i8042.h
===================================================================
--- linux-2.6.18-mm2.orig/drivers/input/serio/i8042.h 2006-09-30 01:41:08.000000000 +0200
+++ linux-2.6.18-mm2/drivers/input/serio/i8042.h 2006-09-30 01:41:20.000000000 +0200
@@ -43,7 +43,7 @@
* polling.
*/
-#define I8042_POLL_PERIOD HZ/20
+#define I8042_POLL_PERIOD (10*HZ)
/*
* Status register bits.
--
next prev parent reply other threads:[~2006-09-30 0:05 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-29 23:58 [patch 00/23] Thomas Gleixner
2006-09-29 23:58 ` [patch 01/23] GTOD: exponential update_wall_time Thomas Gleixner
2006-09-29 23:58 ` [patch 02/23] GTOD: persistent clock support, core Thomas Gleixner
2006-09-30 8:35 ` Andrew Morton
2006-09-30 17:15 ` Jan Engelhardt
2006-10-02 21:49 ` john stultz
2006-09-29 23:58 ` [patch 03/23] GTOD: persistent clock support, i386 Thomas Gleixner
2006-09-30 8:36 ` Andrew Morton
2006-10-02 22:03 ` john stultz
2006-10-02 22:44 ` Andrew Morton
2006-10-02 23:09 ` john stultz
2006-10-03 23:30 ` Thomas Gleixner
2006-09-29 23:58 ` [patch 04/23] time: uninline jiffies.h Thomas Gleixner
2006-09-29 23:58 ` [patch 05/23] time: fix msecs_to_jiffies() bug Thomas Gleixner
2006-09-29 23:58 ` [patch 06/23] time: fix timeout overflow Thomas Gleixner
2006-09-29 23:58 ` [patch 07/23] cleanup: uninline irq_enter() and move it into a function Thomas Gleixner
2006-09-30 8:36 ` Andrew Morton
2006-09-29 23:58 ` [patch 08/23] dynticks: prepare the RCU code Thomas Gleixner
2006-09-30 8:36 ` Andrew Morton
2006-09-30 12:25 ` Dipankar Sarma
2006-09-30 13:09 ` Ingo Molnar
2006-09-30 13:52 ` Dipankar Sarma
2006-09-30 21:35 ` Ingo Molnar
2006-09-29 23:58 ` [patch 09/23] dynticks: extend next_timer_interrupt() to use a reference jiffie Thomas Gleixner
2006-09-30 8:37 ` Andrew Morton
2006-09-29 23:58 ` [patch 10/23] hrtimers: clean up locking Thomas Gleixner
2006-09-30 8:37 ` Andrew Morton
2006-09-29 23:58 ` [patch 11/23] hrtimers: state tracking Thomas Gleixner
2006-09-30 8:37 ` Andrew Morton
2006-09-29 23:58 ` [patch 12/23] hrtimers: clean up callback tracking Thomas Gleixner
2006-09-29 23:58 ` [patch 13/23] clockevents: core Thomas Gleixner
2006-09-30 8:39 ` Andrew Morton
2006-10-03 4:33 ` John Kacur
2006-09-29 23:58 ` [patch 14/23] clockevents: drivers for i386 Thomas Gleixner
2006-09-30 8:40 ` Andrew Morton
2006-09-29 23:58 ` [patch 15/23] high-res timers: core Thomas Gleixner
2006-09-30 8:43 ` Andrew Morton
2006-09-29 23:58 ` [patch 16/23] dynticks: core Thomas Gleixner
2006-09-30 8:44 ` Andrew Morton
2006-09-30 12:11 ` Dipankar Sarma
2006-09-29 23:58 ` [patch 17/23] dyntick: add nohz stats to /proc/stat Thomas Gleixner
2006-09-29 23:58 ` [patch 18/23] dynticks: i386 arch code Thomas Gleixner
2006-09-30 8:45 ` Andrew Morton
2006-09-29 23:58 ` [patch 19/23] high-res timers, dynticks: enable i386 support Thomas Gleixner
2006-09-29 23:58 ` [patch 20/23] add /proc/sys/kernel/timeout_granularity Thomas Gleixner
2006-09-30 8:45 ` Andrew Morton
2006-09-29 23:58 ` [patch 21/23] debugging feature: timer stats Thomas Gleixner
2006-09-30 8:46 ` Andrew Morton
2006-09-29 23:58 ` [patch 22/23] dynticks: increase SLAB timeouts Thomas Gleixner
2006-09-30 8:49 ` Andrew Morton
2006-09-29 23:58 ` Thomas Gleixner [this message]
2006-09-30 8:49 ` [patch 23/23] dynticks: decrease I8042_POLL_PERIOD Andrew Morton
2006-09-30 8:35 ` [patch 00/23] Andrew Morton
2006-09-30 19:17 ` Thomas Gleixner
2006-09-30 8:35 ` Andrew Morton
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