From: Christoph Hellwig <hch@lst.de>
To: Keith Busch <kbusch@meta.com>
Cc: linux-block@vger.kernel.org, axboe@kernel.dk, hch@lst.de,
Keith Busch <kbusch@kernel.org>, Eric Auger <eauger@redhat.com>
Subject: Re: [PATCH] block: save page offset gaps in cloned bio
Date: Wed, 19 Aug 2026 07:23:06 +0200 [thread overview]
Message-ID: <20260819052306.GA32364@lst.de> (raw)
In-Reply-To: <20260817165908.137682-1-kbusch@meta.com>
On Mon, Aug 17, 2026 at 09:59:08AM -0700, Keith Busch wrote:
> From: Keith Busch <kbusch@kernel.org>
>
> The cloned bio needs to inherit the accumulated gaps between vectors so
> that we can know if this bio can subscribe to the iova coalescing
> optimization.
Makes sense.
> The split remainder meanwhile can reset its gaps to 0
> since it advanced beyond it and will start accounting from there.
I don't really understand this part, though. As in I don't even
understand what you mean here..
next prev parent reply other threads:[~2026-08-19 5:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 16:59 [PATCH] block: save page offset gaps in cloned bio Keith Busch
2026-08-18 15:09 ` Eric Auger
2026-08-19 5:23 ` Christoph Hellwig [this message]
2026-08-19 14:04 ` Keith Busch
2026-08-19 14:27 ` Christoph Hellwig
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