Revision 033369d1af1264abc23bea2e174aa47cdd212f6f authored by Artem Bityutskiy on 01 June 2012, 14:18:08 UTC, committed by Al Viro on 01 June 2012, 14:37:36 UTC
This patch stops reiserfs using the VFS 'write_super()' method along with the s_dirt flag, because they are on their way out. The whole "superblock write-out" VFS infrastructure is served by the 'sync_supers()' kernel thread, which wakes up every 5 (by default) seconds and writes out all dirty superblock using the '->write_super()' call-back. But the problem with this thread is that it wastes power by waking up the system every 5 seconds, even if there are no diry superblocks, or there are no client file-systems which would need this (e.g., btrfs does not use '->write_super()'). So we want to kill it completely and thus, we need to make file-systems to stop using the '->write_super()' VFS service, and then remove it together with the kernel thread. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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File | Mode | Size |
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Kconfig | -rw-r--r-- | 14.1 KB |
Makefile | -rw-r--r-- | 2.4 KB |
dell-led.c | -rw-r--r-- | 4.2 KB |
led-class.c | -rw-r--r-- | 6.0 KB |
led-core.c | -rw-r--r-- | 2.3 KB |
led-triggers.c | -rw-r--r-- | 7.3 KB |
leds-88pm860x.c | -rw-r--r-- | 6.2 KB |
leds-adp5520.c | -rw-r--r-- | 5.4 KB |
leds-asic3.c | -rw-r--r-- | 4.6 KB |
leds-atmel-pwm.c | -rw-r--r-- | 3.6 KB |
leds-bd2802.c | -rw-r--r-- | 20.8 KB |
leds-clevo-mail.c | -rw-r--r-- | 5.5 KB |
leds-cobalt-qube.c | -rw-r--r-- | 2.0 KB |
leds-cobalt-raq.c | -rw-r--r-- | 3.3 KB |
leds-da903x.c | -rw-r--r-- | 4.3 KB |
leds-dac124s085.c | -rw-r--r-- | 3.1 KB |
leds-fsg.c | -rw-r--r-- | 5.1 KB |
leds-gpio-register.c | -rw-r--r-- | 1.3 KB |
leds-gpio.c | -rw-r--r-- | 7.4 KB |
leds-hp6xx.c | -rw-r--r-- | 2.2 KB |
leds-lm3530.c | -rw-r--r-- | 12.5 KB |
leds-locomo.c | -rw-r--r-- | 2.3 KB |
leds-lp3944.c | -rw-r--r-- | 10.9 KB |
leds-lp5521.c | -rw-r--r-- | 23.0 KB |
leds-lp5523.c | -rw-r--r-- | 26.4 KB |
leds-lt3593.c | -rw-r--r-- | 4.9 KB |
leds-max8997.c | -rw-r--r-- | 9.0 KB |
leds-mc13783.c | -rw-r--r-- | 10.2 KB |
leds-net48xx.c | -rw-r--r-- | 2.1 KB |
leds-netxbig.c | -rw-r--r-- | 10.6 KB |
leds-ns2.c | -rw-r--r-- | 7.9 KB |
leds-ot200.c | -rw-r--r-- | 3.0 KB |
leds-pca9532.c | -rw-r--r-- | 12.1 KB |
leds-pca955x.c | -rw-r--r-- | 9.5 KB |
leds-pca9633.c | -rw-r--r-- | 4.7 KB |
leds-pwm.c | -rw-r--r-- | 3.3 KB |
leds-rb532.c | -rw-r--r-- | 1.5 KB |
leds-regulator.c | -rw-r--r-- | 5.1 KB |
leds-renesas-tpu.c | -rw-r--r-- | 8.9 KB |
leds-s3c24xx.c | -rw-r--r-- | 3.1 KB |
leds-ss4200.c | -rw-r--r-- | 14.4 KB |
leds-sunfire.c | -rw-r--r-- | 6.0 KB |
leds-tca6507.c | -rw-r--r-- | 20.1 KB |
leds-wm831x-status.c | -rw-r--r-- | 7.6 KB |
leds-wm8350.c | -rw-r--r-- | 5.7 KB |
leds-wrap.c | -rw-r--r-- | 3.2 KB |
leds.h | -rw-r--r-- | 1.6 KB |
ledtrig-backlight.c | -rw-r--r-- | 3.6 KB |
ledtrig-default-on.c | -rw-r--r-- | 1.0 KB |
ledtrig-gpio.c | -rw-r--r-- | 6.1 KB |
ledtrig-heartbeat.c | -rw-r--r-- | 3.1 KB |
ledtrig-ide-disk.c | -rw-r--r-- | 1.6 KB |
ledtrig-timer.c | -rw-r--r-- | 3.3 KB |
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