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| author | Tejun Heo | 2013-01-11 22:06:36 +0100 |
|---|---|---|
| committer | Jens Axboe | 2013-01-14 15:00:36 +0100 |
| commit | 5305cb830834549b9203ad4d009ad5483c5e293f (patch) | |
| tree | 9781e0181cb1f3c8f6fa2c5ad2de445333383b87 /mm/page-writeback.c | |
| parent | buffer: make touch_buffer() an exported function (diff) | |
| download | kernel-qcow2-linux-5305cb830834549b9203ad4d009ad5483c5e293f.tar.gz kernel-qcow2-linux-5305cb830834549b9203ad4d009ad5483c5e293f.tar.xz kernel-qcow2-linux-5305cb830834549b9203ad4d009ad5483c5e293f.zip | |
block: add block_{touch|dirty}_buffer tracepoint
The former is triggered from touch_buffer() and the latter
mark_buffer_dirty().
This is part of tracepoint additions to improve visiblity into
dirtying / writeback operations for io tracer and userland.
v2: Transformed writeback_dirty_buffer to block_dirty_buffer and made
it share TP definition with block_touch_buffer.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm/page-writeback.c')
0 files changed, 0 insertions, 0 deletions