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io_uring: Add generic helper to allocate async data

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This helper replaces io_alloc_async_data by using the folded allocation.
Do it in a header to allow the compiler to decide whether to inline.

Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Link: https://lore.kernel.org/r/20241216204615.759089-3-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Gabriel Krisman Bertazi 2024-12-16 15:46:08 -05:00 committed by Jens Axboe
parent 479b2f4590
commit 49f7a3098c
1 changed files with 11 additions and 0 deletions
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11
io_uring/io_uring.h
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@ -8,6 +8,7 @@
#include <linux/poll.h>
#include <linux/io_uring_types.h>
#include <uapi/linux/eventpoll.h>
#include "alloc_cache.h"
#include "io-wq.h"
#include "slist.h"
#include "filetable.h"
@ -222,6 +223,16 @@ static inline void io_req_set_res(struct io_kiocb *req, s32 res, u32 cflags)
req->cqe.flags = cflags;
}
static inline void *io_uring_alloc_async_data(struct io_alloc_cache *cache,
struct io_kiocb *req,
void (*init_once)(void *obj))
{
req->async_data = io_cache_alloc(cache, GFP_KERNEL, init_once);
if (req->async_data)
req->flags |= REQ_F_ASYNC_DATA;
return req->async_data;
}
static inline bool req_has_async_data(struct io_kiocb *req)
{
return req->flags & REQ_F_ASYNC_DATA;