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    SubjectRe: [PATCH linux-2.6-block:post-2.6.15 09/10] blk: add FUA support to IDE
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    On Gwe, 2005-11-18 at 17:38 +0100, Bartlomiej Zolnierkiewicz wrote:
    > On 11/18/05, Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
    > > On Gwe, 2005-11-18 at 17:17 +0100, Bartlomiej Zolnierkiewicz wrote:
    > > > Probably it should work fine given that drive->mult_count is on.
    > > >
    > > > The only controller using drive->vdma in the current tree is cs5520
    > > > so you should confirm this with Mark Lord & Alan Cox.
    > >
    > > The CS5520 VDMA performs PIO commands with controller driven DMA to PIO
    > > of the data blocks. Thus it can do any PIO command with one data in or
    > > out phase as if it were DMA.
    >
    > Therefore doing ATA_CMD_WRITE_MULTI_FUA_EXT w/ VDMA
    > should be just fine as is WIN_WRITE_EXT w/ VDMA currently?

    As I understand it yes

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