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io_uring/uring_cmd: fix hybrid polling initialization issue

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Modify the check for whether the timer is initialized during IO transfer
when passthrough is used with hybrid polling, to ensure that it's always
setup correctly.

Cc: stable@vger.kernel.org
Fixes: 01ee194d1aba ("io_uring: add support for hybrid IOPOLL")
Signed-off-by: hexue <xue01.he@samsung.com>
Link: https://lore.kernel.org/r/20250512052025.293031-1-xue01.he@samsung.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
hexue 2025-05-12 13:20:25 +08:00 committed by Jens Axboe
parent 92835cebab
commit 63166b815d
1 changed files with 5 additions and 0 deletions
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5
io_uring/uring_cmd.c
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@ -254,6 +254,11 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags)
return -EOPNOTSUPP;
issue_flags |= IO_URING_F_IOPOLL;
req->iopoll_completed = 0;
if (ctx->flags & IORING_SETUP_HYBRID_IOPOLL) {
/* make sure every req only blocks once */
req->flags &= ~REQ_F_IOPOLL_STATE;
req->iopoll_start = ktime_get_ns();
}
}
ret = file->f_op->uring_cmd(ioucmd, issue_flags);