From: Hannes Reinecke <hare@suse.de>
To: Johannes Thumshirn <jthumshirn@suse.de>, Jens Axboe <axboe@fb.com>
Cc: Bart Van Assche <bvanassche@acm.org>,
Christoph Hellwig <hch@lst.de>, Jan Kara <jack@suse.cz>,
Linux Block Layer Mailinglist <linux-block@vger.kernel.org>,
Linux FSDEVEL Mailinglist <linux-fsdevel@vger.kernel.org>
Subject: Re: [PATCH v2 2/3] block: bio: ensure newly added bio flags don't override BVEC_POOL_IDX
Date: Fri, 22 Mar 2019 15:07:03 +0100 [thread overview]
Message-ID: <1d5c27a7-96bc-a254-60af-f7c86815150d@suse.de> (raw)
In-Reply-To: <20190322131346.20169-3-jthumshirn@suse.de>
On 3/22/19 2:13 PM, Johannes Thumshirn wrote:
> With the introduction of BIO_ALLOCED we've used up all available bits in
> bio::bi_flags.
>
> Make sure no-one adds a new one and thus overrides the BVEC_POOL_IDX
>
> Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
> ---
> block/bio.c | 3 +++
> include/linux/blk_types.h | 25 ++++++++++++++-----------
> 2 files changed, 17 insertions(+), 11 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Cheers,
Hannes
--
Dr. Hannes Reinecke Teamlead Storage & Networking
hare@suse.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Mary Higgins, Sri Rasiah
HRB 21284 (AG Nürnberg)
next prev parent reply other threads:[~2019-03-22 14:07 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-22 13:13 [PATCH v2 0/3] add flag for tracking bio allocation Johannes Thumshirn
2019-03-22 13:13 ` [PATCH v2 1/3] block: bio: kill BIO_SEG_VALID flag Johannes Thumshirn
2019-03-22 14:01 ` Christoph Hellwig
2019-03-25 8:02 ` Johannes Thumshirn
2019-03-22 14:06 ` Hannes Reinecke
2019-03-22 22:00 ` Jens Axboe
2019-03-23 19:31 ` Jens Axboe
2019-03-25 13:32 ` Johannes Thumshirn
2019-03-22 22:40 ` Ming Lei
2019-03-22 13:13 ` [PATCH v2 2/3] block: bio: ensure newly added bio flags don't override BVEC_POOL_IDX Johannes Thumshirn
2019-03-22 14:01 ` Christoph Hellwig
2019-03-22 14:07 ` Hannes Reinecke [this message]
2019-03-22 13:13 ` [PATCH v2 3/3] block: bio: introduce BIO_ALLOCED flag and check it in bio_free Johannes Thumshirn
2019-03-22 14:02 ` Christoph Hellwig
2019-03-22 14:05 ` Hannes Reinecke
2019-03-22 21:30 ` Keith Busch
2019-03-22 23:04 ` Ming Lei
2019-03-22 14:10 ` Hannes Reinecke
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