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| author | Song Liu <songliubraving@fb.com> | 2016-12-01 03:57:54 +0300 |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2016-12-02 23:03:52 +0300 |
| commit | f687a33ef02d3e0f13c4fa9e3b2e90f656bbfb26 (patch) | |
| tree | d99bd62ff9389999b1e380087db5534b89e46f46 /drivers/md/dm-log-userspace-base.c | |
| parent | e8d7c33232e5fdfa761c3416539bc5b4acd12db5 (diff) | |
| download | linux-f687a33ef02d3e0f13c4fa9e3b2e90f656bbfb26.tar.xz | |
md/r5cache: run_no_space_stripes() when R5C_LOG_CRITICAL == 0
With writeback cache, we define log space critical as
free_space < 2 * reclaim_required_space
So the deassert of R5C_LOG_CRITICAL could happen when
1. free_space increases
2. reclaim_required_space decreases
Currently, run_no_space_stripes() is called when 1 happens, but
not (always) when 2 happens.
With this patch, run_no_space_stripes() is call when
R5C_LOG_CRITICAL is cleared.
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Diffstat (limited to 'drivers/md/dm-log-userspace-base.c')
0 files changed, 0 insertions, 0 deletions