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Two problems can be fixed this way: 1) 'active_io' will represent inflight io instead of io that is dispatching. 2) If io accounting is enabled or disabled while io is still inflight, bio_start_io_acct() and bio_end_io_acct() is not balanced and io inflight counter will be leaked. Signed-off-by: Yu Kuai <yukuai3@huawei.com> Reviewed-by: Xiao Ni <xni@redhat.com> Signed-off-by: Song Liu <song@kernel.org> Link: https://lore.kernel.org/r/20230621165110.1498313-5-yukuai1@huaweicloud.com
217 lines
6.3 KiB
217 lines
6.3 KiB