tree 04c6a23cfed2ef045a56ca090cbfd510ca3e5e5e
parent f0c5e565bb05a4cd6105bb197c56078462252e78
author Namjae Jeon <namjae.jeon@samsung.com> 1375625380 +0900
committer Jaegeuk Kim <jaegeuk.kim@samsung.com> 1375793614 +0900

f2fs: add sysfs support for controlling the gc_thread

Add sysfs entries to control the timing parameters for
f2fs gc thread.

Various Sysfs options introduced are:
gc_min_sleep_time: Min Sleep time for GC in ms
gc_max_sleep_time: Max Sleep time for GC in ms
gc_no_gc_sleep_time: Default Sleep time for GC in ms

Cc: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Pankaj Kumar <pankaj.km@samsung.com>
Reviewed-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
[Jaegeuk Kim: fix an umount bug and some minor changes]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>