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| author | Pavel Begunkov <asml.silence@gmail.com> | 2024-08-07 15:18:14 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-08-25 08:27:01 -0600 |
| commit | 2b8e976b984278edbeab3251d370e76d237699f9 (patch) | |
| tree | f91366b1a924921fc52d4fa43c8868dd3f30709d /io_uring/napi.c | |
| parent | d29cb3726f03cdac7889f0109a7cb84f79e168a8 (diff) | |
| download | linux-2b8e976b984278edbeab3251d370e76d237699f9.tar.gz linux-2b8e976b984278edbeab3251d370e76d237699f9.tar.bz2 linux-2b8e976b984278edbeab3251d370e76d237699f9.zip | |
io_uring: user registered clockid for wait timeouts
Add a new registration opcode IORING_REGISTER_CLOCK, which allows the
user to select which clock id it wants to use with CQ waiting timeouts.
It only allows a subset of all posix clocks and currently supports
CLOCK_MONOTONIC and CLOCK_BOOTTIME.
Suggested-by: Lewis Baker <lewissbaker@gmail.com>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/98f2bc8a3c36cdf8f0e6a275245e81e903459703.1723039801.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/napi.c')
| -rw-r--r-- | io_uring/napi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/io_uring/napi.c b/io_uring/napi.c index d78fcbecdd27..d0cf694d0172 100644 --- a/io_uring/napi.c +++ b/io_uring/napi.c @@ -283,7 +283,7 @@ void __io_napi_busy_loop(struct io_ring_ctx *ctx, struct io_wait_queue *iowq) iowq->napi_busy_poll_dt = READ_ONCE(ctx->napi_busy_poll_dt); if (iowq->timeout != KTIME_MAX) { - ktime_t dt = ktime_sub(iowq->timeout, ktime_get()); + ktime_t dt = ktime_sub(iowq->timeout, io_get_time(ctx)); iowq->napi_busy_poll_dt = min_t(u64, iowq->napi_busy_poll_dt, dt); } |