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io_uring: dedup io_run_task_work

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We have an identical copy of io_run_task_work() for io-wq called
io_flush_signals(), deduplicate them.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/a157a4df5fa217b8bd03c73494f2fd0e24e44fbc.1655802465.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2022-06-21 10:09:02 +01:00 committed by Jens Axboe
parent a6b21fbb4c
commit 024f15e033
2 changed files with 5 additions and 14 deletions
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2
io_uring/filetable.h
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@ -2,6 +2,8 @@
#ifndef IOU_FILE_TABLE_H
#define IOU_FILE_TABLE_H
#include <linux/file.h>
struct io_ring_ctx;
struct io_kiocb;

17
io_uring/io-wq.c
View file

@ -19,6 +19,7 @@
#include "io-wq.h"
#include "slist.h"
#include "io_uring.h"
#define WORKER_IDLE_TIMEOUT (5 * HZ)
@ -519,23 +520,11 @@ static struct io_wq_work *io_get_next_work(struct io_wqe_acct *acct,
return NULL;
}
static bool io_flush_signals(void)
{
if (unlikely(test_thread_flag(TIF_NOTIFY_SIGNAL))) {
__set_current_state(TASK_RUNNING);
clear_notify_signal();
if (task_work_pending(current))
task_work_run();
return true;
}
return false;
}
static void io_assign_current_work(struct io_worker *worker,
struct io_wq_work *work)
{
if (work) {
io_flush_signals();
io_run_task_work();
cond_resched();
}
@ -655,7 +644,7 @@ static int io_wqe_worker(void *data)
last_timeout = false;
__io_worker_idle(wqe, worker);
raw_spin_unlock(&wqe->lock);
if (io_flush_signals())
if (io_run_task_work())
continue;
ret = schedule_timeout(WORKER_IDLE_TIMEOUT);
if (signal_pending(current)) {