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| author | Josef Bacik <josef@toxicpanda.com> | 2026-10-28 10:41:16 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2026-10-28 15:40:34 -0600 |
| commit | e335b853d919f2c6246ca0993115285742a2acc1 (patch) | |
| tree | f214a0ac79e1de7c4eaa24f2fde75d39c6178dc7 /tools/lib/python | |
| parent | 7d96874ba80ba7a2ab578ea9139c2af79c353b88 (diff) | |
blk-cgroup: fix root io.stat byte counts on 32-bit
blkcg_fill_root_iostats() shifts the unsigned long sector counts by 9
before adding them to the u64 byte counts, so on 32-bit the contribution
of a CPU wraps every 4GB. Widen before the shift.
Fixes: ef45fe470e1e ("blk-cgroup: show global disk stats in root cgroup io.stat")
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://patch.msgid.link/20261028164415.1262013-14-axboe@kernel.dk
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/lib/python')
0 files changed, 0 insertions, 0 deletions