From: Christoph Hellwig <hch@lst.de>
To: Kevin Wolf <kwolf@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 4/5] ide: add TRIM support
Date: Fri, 10 Dec 2010 14:39:41 +0100 [thread overview]
Message-ID: <20101210133941.GB28846@lst.de> (raw)
In-Reply-To: <4CF7A835.4040905@redhat.com>
On Thu, Dec 02, 2010 at 03:07:49PM +0100, Kevin Wolf wrote:
> This looks wrong. Wouldn't werror=stop cause the request to be retried
> as a write when the VM is resumed?
Indeed.
> But having a copy&paste error gives just about right reason to mention
> that after read and write this is the third almost unchanged copy of
> this code. Eventually we'll want to refactor this.
I've added a patch to refactor the DMA code to the next iteration
of the patch series.
> While we're at it, do you know why in the eot: case we set
> BM_STATUS_INT, but don't actually call ide_set_irq? From what I
> understand, those two should always be coupled, but I might be wrong.
No idea, sorry.
next prev parent reply other threads:[~2010-12-10 13:39 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-25 13:56 [Qemu-devel] [PATCH 0/5] add TRIM/UNMAP support Christoph Hellwig
2010-11-25 13:57 ` [Qemu-devel] [PATCH 1/5] block: add discard support Christoph Hellwig
2010-11-25 14:09 ` malc
2010-11-25 14:45 ` Stefan Hajnoczi
2010-11-25 13:57 ` [Qemu-devel] [PATCH 2/5] scsi-disk: support WRITE SAME (16) with unmap bit Christoph Hellwig
2010-11-25 14:10 ` malc
2010-11-25 13:57 ` [Qemu-devel] [PATCH 3/5] make dma_bdrv_io available to drivers Christoph Hellwig
2010-11-25 13:57 ` [Qemu-devel] [PATCH 4/5] ide: add TRIM support Christoph Hellwig
2010-11-25 14:10 ` malc
2010-11-25 13:57 ` [Qemu-devel] [PATCH 5/5] raw-posix: add discard support Christoph Hellwig
2010-12-01 15:35 ` [Qemu-devel] PATCH 0/5] add TRIM/UNMAP support, v2 Christoph Hellwig
2010-12-01 15:35 ` [Qemu-devel] [PATCH 1/5] block: add discard support Christoph Hellwig
2010-12-02 12:12 ` Kevin Wolf
2010-12-10 13:38 ` Christoph Hellwig
2010-12-11 12:50 ` Paul Brook
2010-12-13 15:43 ` Christoph Hellwig
2010-12-13 16:17 ` Paul Brook
2010-12-13 16:07 ` [Qemu-devel] " Paolo Bonzini
2010-12-13 16:15 ` Christoph Hellwig
2010-12-13 16:24 ` Paolo Bonzini
2010-12-01 15:35 ` [Qemu-devel] [PATCH 2/5] scsi-disk: support WRITE SAME (16) with unmap bit Christoph Hellwig
2010-12-01 15:35 ` [Qemu-devel] [PATCH 3/5] make dma_bdrv_io available to drivers Christoph Hellwig
2010-12-01 15:35 ` [Qemu-devel] [PATCH 4/5] ide: add TRIM support Christoph Hellwig
2010-12-02 14:07 ` Kevin Wolf
2010-12-10 13:39 ` Christoph Hellwig [this message]
2010-12-01 15:35 ` [Qemu-devel] [PATCH 5/5] raw-posix: add discard support Christoph Hellwig
2010-12-02 12:04 ` Kevin Wolf
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