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io_uring: reuse io_alloc_req()

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Don't duplicate io_alloc_req() in io_req_caches_free() but reuse the
helper.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/6005fc88274864a49fc3096c22d8bdd605cf8576.1665891182.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2022-10-16 21:30:50 +01:00 committed by Jens Axboe
parent 4d5059512d
commit 34f0bc427e
1 changed files with 2 additions and 6 deletions
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8
io_uring/io_uring.c
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@ -2560,18 +2560,14 @@ static int io_eventfd_unregister(struct io_ring_ctx *ctx)
static void io_req_caches_free(struct io_ring_ctx *ctx)
{
struct io_submit_state *state = &ctx->submit_state;
int nr = 0;
mutex_lock(&ctx->uring_lock);
io_flush_cached_locked_reqs(ctx, state);
io_flush_cached_locked_reqs(ctx, &ctx->submit_state);
while (!io_req_cache_empty(ctx)) {
struct io_wq_work_node *node;
struct io_kiocb *req;
struct io_kiocb *req = io_alloc_req(ctx);
node = wq_stack_extract(&state->free_list);
req = container_of(node, struct io_kiocb, comp_list);
kmem_cache_free(req_cachep, req);
nr++;
}