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io_uring: remove task ref helpers

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They are only used right where they are defined, just open-code them
inside io_put_task().

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2024-11-02 21:26:16 -06:00
parent f03baece08
commit 6ed368cc5d
1 changed files with 10 additions and 21 deletions
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23
io_uring/io_uring.c
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@ -677,30 +677,19 @@ static void io_cqring_do_overflow_flush(struct io_ring_ctx *ctx)
mutex_unlock(&ctx->uring_lock);
}
/* can be called by any task */
static void io_put_task_remote(struct task_struct *task)
/* must to be called somewhat shortly after putting a request */
static inline void io_put_task(struct task_struct *task)
{
struct io_uring_task *tctx = task->io_uring;
if (likely(task == current)) {
tctx->cached_refs++;
} else {
percpu_counter_sub(&tctx->inflight, 1);
if (unlikely(atomic_read(&tctx->in_cancel)))
wake_up(&tctx->wait);
put_task_struct(task);
}
/* used by a task to put its own references */
static void io_put_task_local(struct task_struct *task)
{
task->io_uring->cached_refs++;
}
/* must to be called somewhat shortly after putting a request */
static inline void io_put_task(struct task_struct *task)
{
if (likely(task == current))
io_put_task_local(task);
else
io_put_task_remote(task);
}
}
void io_task_refs_refill(struct io_uring_task *tctx)