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| author |   Tang Yizhou <yizhou.tang@shopee.com> | 2025-07-28 01:39:59 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2025-08-11 10:21:38 -0600 |
| commit | 0452f08395f8e7d04fe3744443dad396b3330d0c (patch) | |
| tree | 9596970a0783ac9b2872da13353e67f263dffb56 | |
| parent | blk-wbt: Eliminate ambiguity in the comments of struct rq_wb (diff) | |
| download | wireguard-linux-0452f08395f8e7d04fe3744443dad396b3330d0c.tar.xz wireguard-linux-0452f08395f8e7d04fe3744443dad396b3330d0c.zip | |
blk-wbt: doc: Update the doc of the wbt_lat_usec interface
The symbol wb_window_usec cannot be found. Update the doc to reflect the
latest implementation, in other words, the debugfs interface
'curr_win_nsec'.
Signed-off-by: Tang Yizhou <yizhou.tang@shopee.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Link: https://lore.kernel.org/r/20250727173959.160835-4-yizhou.tang@shopee.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | Documentation/ABI/stable/sysfs-block | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/ABI/stable/sysfs-block b/Documentation/ABI/stable/sysfs-block index 803f578dc023..0ddffc9133d0 100644 --- a/Documentation/ABI/stable/sysfs-block +++ b/Documentation/ABI/stable/sysfs-block @@ -731,7 +731,7 @@ Contact: linux-block@vger.kernel.org Description: [RW] If the device is registered for writeback throttling, then this file shows the target minimum read latency. If this latency - is exceeded in a given window of time (see wb_window_usec), then + is exceeded in a given window of time (see curr_win_nsec), then the writeback throttling will start scaling back writes. Writing a value of '0' to this file disables the feature. Writing a value of '-1' to this file resets the value to the default |