From: Jens Axboe <jaxboe@fusionio.com>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: akpm@linux-foundation.org, James.Bottomley@suse.de,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH -mm 0/3] remove useless ISA_DMA_THRESHOLD
Date: Tue, 1 Jun 2010 20:24:52 +0200 [thread overview]
Message-ID: <20100601182452.GA3564@kernel.dk> (raw)
In-Reply-To: <1275289144-28782-1-git-send-email-fujita.tomonori@lab.ntt.co.jp>
On Mon, May 31 2010, FUJITA Tomonori wrote:
> This patchset removes useless ISA_DMA_THRESHOLD:
>
> - ISA_DMA_THRESHOLD is irrelevant to the majority of architectures but
> they have to define it.
>
> - ISA_DMA_THRESHOLD definition is inconsistent on architectures; ISA
> DMA addressing restriction, DMA addressing restriction or something
> else.
>
> - Everyone (except for SCSI) uses dma_mask instead of ancient
> ISA_DMA_THRESHOLD.
>
> Only SCSI uses ISA_DMA_THRESHOLD for ancient drivers with non-zero
> unchecked_isa_dma. We can safely remove ISA_DMA_THRESHOLD usage in
> SCSI. So we can clean up ISA_DMA_THRESHOLD on the whole tree.
Looks good. James, it's probably easier if I just carry this patch set.
--
Jens Axboe
next prev parent reply other threads:[~2010-06-01 18:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-31 6:59 [PATCH -mm 0/3] remove useless ISA_DMA_THRESHOLD FUJITA Tomonori
2010-05-31 6:59 ` [PATCH -mm 1/3] aha1532: remove ISA_DMA_THRESHOLD usage FUJITA Tomonori
2010-05-31 6:59 ` [PATCH -mm 2/3] block: kill " FUJITA Tomonori
2010-05-31 6:59 ` [PATCH -mm 3/3] remove needless ISA_DMA_THRESHOLD FUJITA Tomonori
2010-06-01 18:51 ` David Howells
2010-06-01 18:24 ` Jens Axboe [this message]
2010-06-01 18:34 ` [PATCH -mm 0/3] remove useless ISA_DMA_THRESHOLD James Bottomley
2010-06-02 2:30 ` FUJITA Tomonori
2010-06-02 6:18 ` Jens Axboe
2010-06-17 12:48 ` FUJITA Tomonori
2010-06-17 12:59 ` Jens Axboe
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