From: Christoph Hellwig <hch@lst.de>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Greg Edwards <gedwards@ddn.com>,
linux-fsdevel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] fs: guard_bio_eod() needs to consider partitions
Date: Tue, 24 Oct 2017 09:46:15 +0200 [thread overview]
Message-ID: <20171024074615.GA14396@lst.de> (raw)
In-Reply-To: <20171024021636.GZ21978@ZenIV.linux.org.uk>
On Tue, Oct 24, 2017 at 03:16:36AM +0100, Al Viro wrote:
> > Fixes: 74d46992e0d9 ("block: replace bi_bdev with a gendisk pointer and partitions index")
> > Signed-off-by: Greg Edwards <gedwards@ddn.com>
>
> That smells like a nasty source of overhead, especially on SMP boxen...
We could just use __disk_get_part similar to the partition remapping,
or just pass the block_device to guard_bio_eod.
next prev parent reply other threads:[~2017-10-24 7:46 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-24 1:10 [PATCH] fs: guard_bio_eod() needs to consider partitions Greg Edwards
2017-10-24 2:16 ` Al Viro
2017-10-24 7:46 ` Christoph Hellwig [this message]
2017-10-24 15:26 ` Greg Edwards
2017-10-24 17:21 ` [PATCH v2] " Greg Edwards
2017-11-01 17:49 ` Greg Edwards
2017-11-10 8:46 ` Christoph Hellwig
2017-11-10 15:25 ` Jens Axboe
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