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io_uring: remove overflow param from io_post_aux_cqe

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The only call sites which would not allow overflow are also call sites
which would use the io_aux_cqe as they care about ordering.

So remove this parameter from io_post_aux_cqe.

Signed-off-by: Dylan Yudaken <dylany@meta.com>
Link: https://lore.kernel.org/r/20221124093559.3780686-9-dylany@meta.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Dylan Yudaken 2022-11-24 01:35:58 -08:00 committed by Jens Axboe
parent 2e2ef4a1da
commit b529c96a89
4 changed files with 13 additions and 10 deletions
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12
io_uring/io_uring.c
View file

@ -820,9 +820,8 @@ static void __io_flush_post_cqes(struct io_ring_ctx *ctx)
state->cqes_count = 0;
}
bool io_post_aux_cqe(struct io_ring_ctx *ctx,
u64 user_data, s32 res, u32 cflags,
bool allow_overflow)
static bool __io_post_aux_cqe(struct io_ring_ctx *ctx, u64 user_data, s32 res, u32 cflags,
bool allow_overflow)
{
bool filled;
@ -832,6 +831,11 @@ bool io_post_aux_cqe(struct io_ring_ctx *ctx,
return filled;
}
bool io_post_aux_cqe(struct io_ring_ctx *ctx, u64 user_data, s32 res, u32 cflags)
{
return __io_post_aux_cqe(ctx, user_data, res, cflags, true);
}
bool io_aux_cqe(struct io_ring_ctx *ctx, bool defer, u64 user_data, s32 res, u32 cflags,
bool allow_overflow)
{
@ -839,7 +843,7 @@ bool io_aux_cqe(struct io_ring_ctx *ctx, bool defer, u64 user_data, s32 res, u32
unsigned int length;
if (!defer)
return io_post_aux_cqe(ctx, user_data, res, cflags, allow_overflow);
return __io_post_aux_cqe(ctx, user_data, res, cflags, allow_overflow);
length = ARRAY_SIZE(ctx->submit_state.cqes);

3
io_uring/io_uring.h
View file

@ -32,8 +32,7 @@ int __io_run_local_work(struct io_ring_ctx *ctx, bool *locked);
int io_run_local_work(struct io_ring_ctx *ctx);
void io_req_defer_failed(struct io_kiocb *req, s32 res);
void io_req_complete_post(struct io_kiocb *req, unsigned issue_flags);
bool io_post_aux_cqe(struct io_ring_ctx *ctx, u64 user_data, s32 res, u32 cflags,
bool allow_overflow);
bool io_post_aux_cqe(struct io_ring_ctx *ctx, u64 user_data, s32 res, u32 cflags);
bool io_aux_cqe(struct io_ring_ctx *ctx, bool defer, u64 user_data, s32 res, u32 cflags,
bool allow_overflow);
void __io_commit_cqring_flush(struct io_ring_ctx *ctx);

4
io_uring/msg_ring.c
View file

@ -31,7 +31,7 @@ static int io_msg_ring_data(struct io_kiocb *req)
if (msg->src_fd || msg->dst_fd || msg->flags)
return -EINVAL;
if (io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0, true))
if (io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0))
return 0;
return -EOVERFLOW;
@ -116,7 +116,7 @@ static int io_msg_send_fd(struct io_kiocb *req, unsigned int issue_flags)
* completes with -EOVERFLOW, then the sender must ensure that a
* later IORING_OP_MSG_RING delivers the message.
*/
if (!io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0, true))
if (!io_post_aux_cqe(target_ctx, msg->user_data, msg->len, 0))
ret = -EOVERFLOW;
out_unlock:
io_double_unlock_ctx(ctx, target_ctx, issue_flags);

4
io_uring/rsrc.c
View file

@ -170,10 +170,10 @@ static void __io_rsrc_put_work(struct io_rsrc_node *ref_node)
if (prsrc->tag) {
if (ctx->flags & IORING_SETUP_IOPOLL) {
mutex_lock(&ctx->uring_lock);
io_post_aux_cqe(ctx, prsrc->tag, 0, 0, true);
io_post_aux_cqe(ctx, prsrc->tag, 0, 0);
mutex_unlock(&ctx->uring_lock);
} else {
io_post_aux_cqe(ctx, prsrc->tag, 0, 0, true);
io_post_aux_cqe(ctx, prsrc->tag, 0, 0);
}
}