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由 Pavel Begunkov 提交于
mainline inclusion from mainline-5.9-rc1 commit 5af1d13e category: feature bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=27 CVE: NA --------------------------- As every iopoll request have a task ref, it becomes expensive to put them one by one, instead we can put several at once integrating that into io_req_free_batch(). Signed-off-by: NPavel Begunkov <asml.silence@gmail.com> Signed-off-by: NJens Axboe <axboe@kernel.dk> Conflicts: fs/io_uring.c [adopt patch ecfc5177 ("io_uring: fix potential use after free on fallback request free") lead this conflict] Signed-off-by: Nyangerkun <yangerkun@huawei.com> Reviewed-by: Nzhangyi (F) <yi.zhang@huawei.com> Signed-off-by: NCheng Jian <cj.chengjian@huawei.com>
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