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0e689d0369
linux/fs/f2fs
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Jaegeuk Kim 0e689d0369 f2fs: add key functions for f2fs_io_tracer 
This patch adds two key functions to trace process ids and IOs.
The basic idea is to
1. remain process ids, pids, in page->private.
2. show pids in IO traces.

So, later we can retrieve process information according to IO traces.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2015-01-09 17:02:24 -08:00
..
acl.c f2fs: remove the redundant function cond_clear_inode_flag 2014-11-03 16:07:36 -08:00
acl.h f2fs: avoid deadlock on init_inode_metadata 2014-11-03 16:07:33 -08:00
checkpoint.c f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
data.c f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
debug.c f2fs: use atomic for counting inode with inline_{dir,inode} flag 2014-12-08 10:54:59 -08:00
dir.c f2fs: use missing the use of f2fs_kunmap_page 2015-01-09 17:02:22 -08:00
f2fs.h f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
file.c f2fs: change atomic and volatile write policies 2015-01-09 17:02:22 -08:00
gc.c f2fs: do retry operations with cond_resched 2014-12-08 10:35:05 -08:00
gc.h f2fs: more fast lookup for gc_inode list 2014-12-02 11:02:50 -08:00
hash.c f2fs: fix wrong casting for dentry name 2014-08-29 00:26:50 -07:00
inline.c f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
inode.c f2fs: change atomic and volatile write policies 2015-01-09 17:02:22 -08:00
Kconfig f2fs: add f2fs_io_tracer support 2015-01-09 17:02:24 -08:00
Makefile f2fs: add f2fs_io_tracer support 2015-01-09 17:02:24 -08:00
namei.c f2fs: introduce f2fs_dentry_kunmap to clean up 2014-11-23 21:51:53 -08:00
node.c f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
node.h f2fs: merge two uchar variable in struct node_info to reduce memory cost 2015-01-09 17:02:23 -08:00
recovery.c f2fs: avoid to ra unneeded blocks in recover flow 2014-12-08 14:19:09 -08:00
segment.c f2fs: use f2fs_io_info to clean up messy parameters during IO path 2015-01-09 17:02:23 -08:00
segment.h f2fs: do not skip any writes under memory pressure 2014-11-10 06:51:38 -08:00
super.c f2fs: remove unneeded check code with option in f2fs_remount 2014-11-19 22:49:31 -08:00
trace.c f2fs: add key functions for f2fs_io_tracer 2015-01-09 17:02:24 -08:00
trace.h f2fs: add key functions for f2fs_io_tracer 2015-01-09 17:02:24 -08:00
xattr.c f2fs: avoid deadlock on init_inode_metadata 2014-11-03 16:07:33 -08:00
xattr.h f2fs: avoid deadlock on init_inode_metadata 2014-11-03 16:07:33 -08:00