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| author | Ritesh Harjani <[email protected]> | 2020-03-27 20:07:44 +0000 |
|---|---|---|
| committer | Theodore Ts'o <[email protected]> | 2020-03-29 03:11:04 +0000 |
| commit | 626b035b816b61a7a7b4d2205a6807e2f11a18c1 (patch) | |
| tree | f6fbae6c313068edf8a237d851efc1d0e3aa7305 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | ext4: disable dioread_nolock whenever delayed allocation is disabled (diff) | |
| download | kernel-626b035b816b61a7a7b4d2205a6807e2f11a18c1.tar.gz kernel-626b035b816b61a7a7b4d2205a6807e2f11a18c1.zip | |
ext4: don't set dioread_nolock by default for blocksize < pagesize
Currently on calling echo 3 > drop_caches on host machine, we see
FS corruption in the guest. This happens on Power machine where
blocksize < pagesize.
So as a temporary workaound don't enable dioread_nolock by default
for blocksize < pagesize until we identify the root cause.
Also emit a warning msg in case if this mount option is manually
enabled for blocksize < pagesize.
Reported-by: Aneesh Kumar K.V <[email protected]>
Signed-off-by: Ritesh Harjani <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Theodore Ts'o <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions