From: Pavel Begunkov <[email protected]>
To: Hao Xu <[email protected]>, Jens Axboe <[email protected]>
Cc: [email protected], Joseph Qi <[email protected]>
Subject: Re: [PATCH 3/9] io-wq: update check condition for lock
Date: Thu, 25 Nov 2021 14:47:23 +0000 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On 11/24/21 04:46, Hao Xu wrote:
> Update sparse check since we changed the lock.
Shouldn't it be a part of one of the previous patches?
>
> Signed-off-by: Hao Xu <[email protected]>
> ---
> fs/io-wq.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/fs/io-wq.c b/fs/io-wq.c
> index 26ccc04797b7..443c34d9b326 100644
> --- a/fs/io-wq.c
> +++ b/fs/io-wq.c
> @@ -378,7 +378,6 @@ static bool io_queue_worker_create(struct io_worker *worker,
> }
>
> static void io_wqe_dec_running(struct io_worker *worker)
> - __must_hold(wqe->lock)
> {
> struct io_wqe_acct *acct = io_wqe_get_acct(worker);
> struct io_wqe *wqe = worker->wqe;
> @@ -449,7 +448,7 @@ static void io_wait_on_hash(struct io_wqe *wqe, unsigned int hash)
>
> static struct io_wq_work *io_get_next_work(struct io_wqe_acct *acct,
> struct io_worker *worker)
> - __must_hold(wqe->lock)
> + __must_hold(acct->lock)
> {
> struct io_wq_work_node *node, *prev;
> struct io_wq_work *work, *tail;
> @@ -523,7 +522,6 @@ static void io_assign_current_work(struct io_worker *worker,
> static void io_wqe_enqueue(struct io_wqe *wqe, struct io_wq_work *work);
>
> static void io_worker_handle_work(struct io_worker *worker)
> - __releases(wqe->lock)
> {
> struct io_wqe_acct *acct = io_wqe_get_acct(worker);
> struct io_wqe *wqe = worker->wqe;
> @@ -986,7 +984,6 @@ static inline void io_wqe_remove_pending(struct io_wqe *wqe,
> static bool io_acct_cancel_pending_work(struct io_wqe *wqe,
> struct io_wqe_acct *acct,
> struct io_cb_cancel_data *match)
> - __releases(wqe->lock)
> {
> struct io_wq_work_node *node, *prev;
> struct io_wq_work *work;
>
--
Pavel Begunkov
next prev parent reply other threads:[~2021-11-25 14:51 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-24 4:46 [RFC 0/9] fixed worker: a new way to handle io works Hao Xu
2021-11-24 4:46 ` [PATCH 1/9] io-wq: decouple work_list protection from the big wqe->lock Hao Xu
2021-11-24 4:46 ` [PATCH 2/9] io-wq: reduce acct->lock crossing functions lock/unlock Hao Xu
2021-11-24 4:46 ` [PATCH 3/9] io-wq: update check condition for lock Hao Xu
2021-11-25 14:47 ` Pavel Begunkov [this message]
2021-11-30 3:32 ` Hao Xu
2021-11-24 4:46 ` [PATCH 4/9] io-wq: use IO_WQ_ACCT_NR rather than hardcoded number Hao Xu
2021-11-24 4:46 ` [PATCH 5/9] io-wq: move hash wait entry to io_wqe_acct Hao Xu
2021-11-24 4:46 ` [PATCH 6/9] io-wq: add infra data structure for fixed workers Hao Xu
2021-11-24 4:46 ` [PATCH 7/9] io-wq: implement fixed worker logic Hao Xu
2021-11-24 4:46 ` [PATCH 8/9] io-wq: batch the handling of fixed worker private works Hao Xu
2021-11-24 4:46 ` [PATCH 9/9] io-wq: small optimization for __io_worker_busy() Hao Xu
2021-11-25 15:09 ` [RFC 0/9] fixed worker: a new way to handle io works Pavel Begunkov
2021-11-30 3:48 ` Hao Xu
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