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| author | Zhengyuan Liu <liuzhengyuan@kylinos.cn> | 2019-07-22 10:23:27 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-07-21 21:46:55 -0600 |
| commit | 9310a7ba6de8cce6209e3e8a3cdf733f824cdd9b (patch) | |
| tree | 116cab71c667dff15dedcb4c0439c964ddcdea6a /drivers/md/bcache/super.c | |
| parent | bd11b3a391e3df6fa958facbe4b3f9f4cca9bd49 (diff) | |
| download | lwn-9310a7ba6de8cce6209e3e8a3cdf733f824cdd9b.tar.gz lwn-9310a7ba6de8cce6209e3e8a3cdf733f824cdd9b.zip | |
io_uring: track io length in async_list based on bytes
We are using PAGE_SIZE as the unit to determine if the total len in
async_list has exceeded max_pages, it's not fair for smaller io sizes.
For example, if we are doing 1k-size io streams, we will never exceed
max_pages since len >>= PAGE_SHIFT always gets zero. So use original
bytes to make it more accurate.
Signed-off-by: Zhengyuan Liu <liuzhengyuan@kylinos.cn>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/bcache/super.c')
0 files changed, 0 insertions, 0 deletions