On 14 Jan, James Bottomley wrote:
> The block layer currently provides sector (512) byte alignment
> guarantees. However, there has been talk in SCSI of reducing that to
> word (4) since that's what most intelligent PCI controllers can cope
> with. If you have any alignment constraints, they shou
On Mon, 2007-01-15 at 21:02 +0100, Stefan Richter wrote:
> > By the way, is there a way to ask the SCSI stack to limit the size of
> > the entries in the scatterlist to 64k? This would greatly simplify
> > the conversion to SBP-2 page tables, since this is the maximum size
> > these can hold.
>
>
On 15 Jan, Kristian Høgsberg wrote:
> On 1/14/07, Stefan Richter <[EMAIL PROTECTED]> wrote:
>> OK, thanks. I will keep the explicit setting of the mask then.
>> I actually think that everything should work just fine with 4 bytes
>> alignment, but the SBP-2 spec mentiones 8 bytes alignment for the S
Kristian Høgsberg wrote:
> On 1/14/07, Stefan Richter <[EMAIL PROTECTED]> wrote:
>> On 14 Jan, James Bottomley wrote:
>> > The block layer currently provides sector (512) byte alignment
>> > guarantees. However, there has been talk in SCSI of reducing that to
>> > word (4) since that's what most i
On 1/14/07, Stefan Richter <[EMAIL PROTECTED]> wrote:
On 14 Jan, James Bottomley wrote:
> The block layer currently provides sector (512) byte alignment
> guarantees. However, there has been talk in SCSI of reducing that to
> word (4) since that's what most intelligent PCI controllers can cope
>
On 14 Jan, James Bottomley wrote:
> The block layer currently provides sector (512) byte alignment
> guarantees. However, there has been talk in SCSI of reducing that to
> word (4) since that's what most intelligent PCI controllers can cope
> with. If you have any alignment constraints, they shou
On Sun, 2007-01-14 at 19:45 +0100, Stefan Richter wrote:
> I wonder, do we need this call to blk_queue_dma_alignment() at all?
> Does the block layer perhaps provide sufficient alignment guarantees?
The block layer currently provides sector (512) byte alignment
guarantees. However, there has been
The old setting seems to be copy & paste from usb-storage.
Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
---
I wonder, do we need this call to blk_queue_dma_alignment() at all?
Does the block layer perhaps provide sufficient alignment guarantees?
Index: linux/drivers/ieee1394/sbp2.c
===
8 matches
Mail list logo