diff options
| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-04-14 13:59:34 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-16 10:10:58 +0200 |
| commit | 9908c30997b8a73c95f836170b9998dae9aa3f4a (patch) | |
| tree | d44d6d663a150c26b5d7be6edebb1abbb88ecc94 /block/blk-sysfs.c | |
| parent | d0deef5b14af7d5bbd0003a0a2a1a32326e20a6d (diff) | |
blktrace: support per-partition tracing for ftrace plugin
The previous patch adds support to trace a single partition for
relay+ioctl blktrace, and this patch is for ftrace plugin blktrace:
# echo 1 > /sys/block/sda/sda7/enable
# cat start_lba
102398373
# cat end_lba
102703545
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Shawn Du <duyuyang@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
LKML-Reference: <49E42646.4060608@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'block/blk-sysfs.c')
0 files changed, 0 insertions, 0 deletions