linux-kernel - Re: [PATCH 4/4] aio: use iovec array rather than the single one

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Message-ID: <x49lhrl8px9.fsf@segfault.boston.devel.redhat.com>
Date:	Tue, 22 Jul 2014 09:48:50 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Gu Zheng <guz.fnst@...fujitsu.com>
Cc:	bcrl@...ck.org, axboe@...nel.dk, akpm@...ux-foundation.org,
	linux-aio@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] aio: use iovec array rather than the single one

Gu Zheng <guz.fnst@...fujitsu.com> writes:

> use an iovec array rather than the single one, so that we can avoid
> to alloc more iovecs buffer in small(< 8) PREADV/PWRITEV cases.

It would be helpful to know what motivated this change and how you
tested it.

Thanks,
Jeff
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