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| author | Xin Yin <yinxin.x@bytedance.com> | 2022-05-09 15:40:28 +0800 |
|---|---|---|
| committer | Gao Xiang <hsiangkao@linux.alibaba.com> | 2022-05-18 00:11:21 +0800 |
| commit | d435d53228dd039fffecae123b8c138af6f96f99 (patch) | |
| tree | 133a4241c76699afef1fbc22e6689022a757e7dd /tools/perf/scripts/python/bin/flamegraph-record | |
| parent | erofs: add 'fsid' mount option (diff) | |
| download | linux-d435d53228dd039fffecae123b8c138af6f96f99.tar.gz linux-d435d53228dd039fffecae123b8c138af6f96f99.zip | |
erofs: change to use asynchronous io for fscache readpage/readahead
Use asynchronous io to read data from fscache may greatly improve IO
bandwidth for sequential buffered read scenario.
Change erofs_fscache_read_folios to erofs_fscache_read_folios_async,
and read data from fscache asynchronously.
Make .readpage()/.readahead() to use this new helper.
Signed-off-by: Xin Yin <yinxin.x@bytedance.com>
Reviewed-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Signed-off-by: Jeffle Xu <jefflexu@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220509074028.74954-23-jefflexu@linux.alibaba.com
Acked-by: Chao Yu <chao@kernel.org>
[ Gao Xiang: minor styling changes. ]
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Diffstat (limited to 'tools/perf/scripts/python/bin/flamegraph-record')
0 files changed, 0 insertions, 0 deletions