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From: Christoph Hellwig <hch@infradead.org>
To: Jens Axboe <axboe@kernel.dk>
Cc: io-uring@vger.kernel.org, linux-block@vger.kernel.org, hch@infradead.org
Subject: Re: [PATCH 4/6] block: clear BIO_PERCPU_CACHE flag if polling isn't supported
Date: Thu, 12 Aug 2021 17:33:48 +0100	[thread overview]
Message-ID: <YRVNbKEAzvFg13hS@infradead.org> (raw)
In-Reply-To: <20210812154149.1061502-5-axboe@kernel.dk>

On Thu, Aug 12, 2021 at 09:41:47AM -0600, Jens Axboe wrote:
> The bio alloc cache relies on the fact that a polled bio will complete
> in process context, clear the cacheable flag if we disable polling
> for a given bio.
> 
> Signed-off-by: Jens Axboe <axboe@kernel.dk>

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>

  reply	other threads:[~2021-08-12 16:35 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-12 15:41 [PATCHSET v5 0/6] Enable bio recycling for polled IO Jens Axboe
2021-08-12 15:41 ` [PATCH 1/6] bio: optimize initialization of a bio Jens Axboe
2021-08-12 16:16   ` Christoph Hellwig
2021-08-12 15:41 ` [PATCH 2/6] fs: add kiocb alloc cache flag Jens Axboe
2021-08-12 16:20   ` Christoph Hellwig
2021-08-12 15:41 ` [PATCH 3/6] bio: add allocation cache abstraction Jens Axboe
2021-08-12 16:32   ` Christoph Hellwig
2021-08-12 16:39     ` Jens Axboe
2021-08-12 15:41 ` [PATCH 4/6] block: clear BIO_PERCPU_CACHE flag if polling isn't supported Jens Axboe
2021-08-12 16:33   ` Christoph Hellwig [this message]
2021-08-12 17:31   ` Keith Busch
2021-08-12 17:41     ` Jens Axboe
2021-08-13 20:17       ` Keith Busch
2021-08-13 20:19         ` Jens Axboe
2021-08-13 20:31           ` Keith Busch
2021-08-13 20:33             ` Jens Axboe
2021-08-12 15:41 ` [PATCH 5/6] io_uring: enable use of bio alloc cache Jens Axboe
2021-08-12 16:39   ` Christoph Hellwig
2021-08-12 16:46     ` Jens Axboe
2021-08-12 15:41 ` [PATCH 6/6] block: use the percpu bio cache in __blkdev_direct_IO Jens Axboe
  -- strict thread matches above, loose matches on Subject: below --
2021-08-11 19:35 [PATCHSET v4 0/6] Enable bio recycling for polled IO Jens Axboe
2021-08-11 19:35 ` [PATCH 4/6] block: clear BIO_PERCPU_CACHE flag if polling isn't supported Jens Axboe

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