Commit da22bdf3 authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring/poll: shrink alloc cache size to 32 



This should be plenty, rather than the default of 128, and matches what
we have on the rsrc and futex side as well.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 414d0f45

io_uring/io_uring.c

+1 −1
Original line number Diff line number Diff line
@@ -308,7 +308,7 @@ static __cold struct io_ring_ctx *io_ring_ctx_alloc(struct io_uring_params *p) 
	INIT_HLIST_HEAD(&ctx->io_buf_list);

	ret = io_alloc_cache_init(&ctx->rsrc_node_cache, IO_NODE_ALLOC_CACHE_MAX,

			    sizeof(struct io_rsrc_node));

	ret |= io_alloc_cache_init(&ctx->apoll_cache, IO_ALLOC_CACHE_MAX,

	ret |= io_alloc_cache_init(&ctx->apoll_cache, IO_POLL_ALLOC_CACHE_MAX,

			    sizeof(struct async_poll));

	ret |= io_alloc_cache_init(&ctx->netmsg_cache, IO_ALLOC_CACHE_MAX,

			    sizeof(struct io_async_msghdr));

io_uring/poll.h

+2 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0



#define IO_POLL_ALLOC_CACHE_MAX 32



enum {

	IO_APOLL_OK,

	IO_APOLL_ABORTED,