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io_uring/uring_cmd: Allocate async data through generic helper

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This abstracts away the cache details and simplify the code.

Signed-off-by: Gabriel Krisman Bertazi <krisman@suse.de>
Link: https://lore.kernel.org/r/20241216204615.759089-6-krisman@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Gabriel Krisman Bertazi 2024-12-16 15:46:11 -05:00 committed by Jens Axboe
parent 4cc6fd3924
commit 02b3c515d0
2 changed files with 3 additions and 18 deletions
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1
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"

20
io_uring/uring_cmd.c
View File

@ -16,22 +16,6 @@
#include "rsrc.h"
#include "uring_cmd.h"
static struct uring_cache *io_uring_async_get(struct io_kiocb *req)
{
struct io_ring_ctx *ctx = req->ctx;
struct uring_cache *cache;
cache = io_alloc_cache_get(&ctx->uring_cache);
if (cache) {
req->flags |= REQ_F_ASYNC_DATA;
req->async_data = cache;
return cache;
}
if (!io_alloc_async_data(req))
return req->async_data;
return NULL;
}
static void io_req_uring_cleanup(struct io_kiocb *req, unsigned int issue_flags)
{
struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd);
@ -185,8 +169,8 @@ static int io_uring_cmd_prep_setup(struct io_kiocb *req,
struct io_uring_cmd *ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd);
struct uring_cache *cache;
cache = io_uring_async_get(req);
if (unlikely(!cache))
cache = io_uring_alloc_async_data(&req->ctx->uring_cache, req, NULL);
if (!cache)
return -ENOMEM;
if (!(req->flags & REQ_F_FORCE_ASYNC)) {