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H A Dsuper.cdiff 6e6b978c32bacd98a93e34af7f4222e76007705f Fri Aug 23 02:30:20 CEST 2013 Wei Yongjun <yongjun_wei@trendmicro.com.cn> f2fs: fix error return code in init_f2fs_fs()

Fix to return -ENOMEM in the kset create and add error handling
case instead of 0, as done elsewhere in this function.

Introduced by commit b59d0bae6ca30c496f298881616258f9cde0d9c6.
(f2fs: add sysfs support for controlling the gc_thread)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Namjae Jeon <namjae.jeon@samsung.com>
[Jaegeuk Kim: merge the patch with previous modification]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
diff b59d0bae6ca30c496f298881616258f9cde0d9c6 Sun Aug 04 16:09:40 CEST 2013 Namjae Jeon <namjae.jeon@samsung.com> 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>