This is the first release of a driver we've been using internally at Intel
for a few weeks which is as low-latency as possible. It's designed to
let us find latency issues elsewhere in the storage stack (eg filesystem,
block layer, scsi layer)
There are a few different options, controlled throug
On Mon 19 Feb at 07:31:56 +0900 [EMAIL PROTECTED] said:
>
> Can you apply the 0001 and 0002 against 2.6.24 and see how it works?
> If it works well, then please apply the 0001, 0002 and 0003.
Fujita-san,
I've started through the patches in order, cumulatively and after applying
0005 things break
On Mon 18 Feb at 07:31:56 +0900 [EMAIL PROTECTED] said:
>
> Can you apply the 0001 and 0002 against 2.6.24 and see how it works?
> If it works well, then please apply the 0001, 0002 and 0003.
>
> Please the patches in a step-by-step way and tell me which patch
> breaks the driver.
I wasn't think
On Sun, 17 Feb 2008 13:15:40 -0800
Tim Pepper <[EMAIL PROTECTED]> wrote:
> On Sat 16 Feb at 09:41:48 +0900 [EMAIL PROTECTED] said:
> >
> > Do you mean that you applied only the following two patches against
> > 2.6.24, and then it doesn't work?
> >
> > 0001-ips-revert-the-changes-for-the-data-bu
On Sun 17 Feb at 15:09:06 +0200 [EMAIL PROTECTED] said:
> >
> > You just need to also check for sg != NULL in the for() loop.
> >
> > Tim Please test below patch. It's ontop of 2.6.24 but should also apply to
> > 2.6.25-rcx
> Disregard that patch it is totally wrong. That's not it. Sorry
>
> B
On Sat 16 Feb at 09:41:48 +0900 [EMAIL PROTECTED] said:
>
> Do you mean that you applied only the following two patches against
> 2.6.24, and then it doesn't work?
>
> 0001-ips-revert-the-changes-for-the-data-buffer-accessor.patch
I only applies the 0001 patch and the driver appeared to function
>> On Sun, 2008-02-17 at 14:57 +0100, Stefan Richter wrote:
>>> rescan-scsi-bus used to add SBP-2 targets which weren't there.
PS: It probably wasn't clear: rescan-scsi-bus.sh is *not* necessary
for sbp2 (under Linux 2.6, that is). The patch merely prevents weird
things from happening if the us
On Sat, 16 Feb 2008, FUJITA Tomonori wrote:
> scsi/qla2xxx/qla_dfs.c: In function 'qla2x00_dfs_fce_show':
> scsi/qla2xxx/qla_dfs.c:26: warning: format '%llx' expects type 'long long
> unsigned int', but argument 3 has type 'uint64_t'
>
> Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
Acked-
I wrote:
> There is unfortunately another bug. If the user manually removes the
> scsi_device by writing into its "delete" sysfs attribute, the following
> will happen when the SBP-2 device is plugged out:
>
> BUG: unable to handle kernel NULL pointer dereference at 00b8
> IP: [] mute
James Bottomley wrote:
> On Sun, 2008-02-17 at 14:57 +0100, Stefan Richter wrote:
>> rescan-scsi-bus used to add SBP-2 targets which weren't there.
...
>> +++ linux/drivers/ieee1394/sbp2.c
>> @@ -1974,6 +1974,9 @@ static int sbp2scsi_slave_alloc(struct s
>> {
>> struct sbp2_lu *lu = (struct s
On 17 Feb, Stefan Richter wrote:
> Fix a kernel bug when running rescan-scsi-bus while a FireWire disk is
> connected: http://bugzilla.kernel.org/show_bug.cgi?id=10008
>
> Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
> ---
> drivers/firewire/fw-sbp2.c |4
> 1 file changed, 4 insert
On Sun, 2008-02-17 at 18:46 +0200, Boaz Harrosh wrote:
> On Thu, Feb 14 2008 at 20:47 +0200, Boaz Harrosh <[EMAIL PROTECTED]> wrote:
> > Submitted are a new set of patches, that fix lots of problems
> > with the gdth driver.
> >
> > It fixes the following problems:
> > - scan for drives on hosts.
On Thu, Feb 14 2008 at 20:47 +0200, Boaz Harrosh <[EMAIL PROTECTED]> wrote:
> Submitted are a new set of patches, that fix lots of problems
> with the gdth driver.
>
> It fixes the following problems:
> - scan for drives on hosts. (Already in mainline)
> - truly fixes the exit/reboot problems but
Boaz Harrosh wrote:
On Sat, Feb 16 2008 at 18:37 +0200, Matthew Wilcox <[EMAIL PROTECTED]> wrote:
On Wed, Feb 13, 2008 at 10:57:37AM +0200, Boaz Harrosh wrote:
I still don't have a card for testing myself. Again anyone
wants to send me a card. Intel people anybody home?
Apparently Intel sold t
On 2/16/2008 10:35 PM, Alan Stern wrote:
On Sat, 16 Feb 2008, Andrew Buehler wrote:
Messages sent to my address directly are explicitly not filtered
into the folders I have set up for various mailing lists, so that
if someone does send me a "heads up" reply for a specific topic on
a list to wh
Andrew B wrote:
> Windows, which is what I have to use for work purposes.
aha -- my condolences ;)
Take care. Your last reply made as much sense
as we're likely to make of this one. Thanks.
--
I won't rest till it's the best ...
Programmer, Linux Scalabilit
On 2/17/2008 2:20 AM, Paul Jackson wrote:
Andrew wrote:
(Since there are multiple Andrews on just the LKML, and at least two -
one of whom is much more prominent than I am - in the direct address
list for this discussion, I'm not sure whether or not this is a
sufficient attribution. If it work
On Sun, 2008-02-17 at 14:57 +0100, Stefan Richter wrote:
> rescan-scsi-bus used to add SBP-2 targets which weren't there.
>
> Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
> ---
> drivers/ieee1394/sbp2.c |3 +++
> 1 file changed, 3 insertions(+)
>
> Index: linux/drivers/ieee1394/sbp2.c
On Mon, 2008-02-18 at 00:11 +0900, FUJITA Tomonori wrote:
> On Sun, 17 Feb 2008 09:02:14 -0600
> James Bottomley <[EMAIL PROTECTED]> wrote:
>
> >
> > On Sun, 2008-02-17 at 23:52 +0900, FUJITA Tomonori wrote:
> > > On Sun, 17 Feb 2008 07:28:48 -0700
> > > Matthew Wilcox <[EMAIL PROTECTED]> wrote:
On Sun, 17 Feb 2008 09:02:14 -0600
James Bottomley <[EMAIL PROTECTED]> wrote:
>
> On Sun, 2008-02-17 at 23:52 +0900, FUJITA Tomonori wrote:
> > On Sun, 17 Feb 2008 07:28:48 -0700
> > Matthew Wilcox <[EMAIL PROTECTED]> wrote:
> >
> > > On Sun, Feb 17, 2008 at 08:18:11AM -0600, James Bottomley wro
On Sun, 2008-02-17 at 23:52 +0900, FUJITA Tomonori wrote:
> On Sun, 17 Feb 2008 07:28:48 -0700
> Matthew Wilcox <[EMAIL PROTECTED]> wrote:
>
> > On Sun, Feb 17, 2008 at 08:18:11AM -0600, James Bottomley wrote:
> > > No, he means that kmap_atomic can only map a page of data. This makes
> > > sing
On Sun, 17 Feb 2008 07:28:48 -0700
Matthew Wilcox <[EMAIL PROTECTED]> wrote:
> On Sun, Feb 17, 2008 at 08:18:11AM -0600, James Bottomley wrote:
> > No, he means that kmap_atomic can only map a page of data. This makes
> > single page only sg list entries and input assumption into this loop.
> > w
ps3rom does:
scsi_for_each_sg(cmd, sgpnt, scsi_sg_count(cmd), k) {
kaddr = kmap_atomic(sg_page(sgpnt), KM_IRQ0);
We cannot do something like that with the clustering enabled (or we
can use scsi_kmap_atomic_sg).
Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
Cc: Geert Uytterhoeven <[E
On Sun, Feb 17, 2008 at 08:18:11AM -0600, James Bottomley wrote:
> No, he means that kmap_atomic can only map a page of data. This makes
> single page only sg list entries and input assumption into this loop.
> with ENABLE_CLUSTERING, that's potentially not true. Of course, this
> accidentally w
On Sun, 2008-02-17 at 07:10 -0700, Matthew Wilcox wrote:
> On Sat, Feb 16, 2008 at 11:57:15PM +0900, FUJITA Tomonori wrote:
> > scsi_debug does at several places:
> >
> > for_each_sg(sdb->table.sgl, sg, sdb->table.nents, k) {
> > kaddr = (unsigned char *)
> > kmap_atomic(sg_page(s
On Sat, Feb 16, 2008 at 11:57:15PM +0900, FUJITA Tomonori wrote:
> scsi_debug does at several places:
>
> for_each_sg(sdb->table.sgl, sg, sdb->table.nents, k) {
> kaddr = (unsigned char *)
> kmap_atomic(sg_page(sg), KM_USER0);
>
>
> We cannot do something like that with the c
rescan-scsi-bus used to add SBP-2 targets which weren't there.
Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
---
drivers/ieee1394/sbp2.c |3 +++
1 file changed, 3 insertions(+)
Index: linux/drivers/ieee1394/sbp2.c
===
--- li
Fix a kernel bug when running rescan-scsi-bus while a FireWire disk is
connected: http://bugzilla.kernel.org/show_bug.cgi?id=10008
Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
---
drivers/firewire/fw-sbp2.c |4
1 file changed, 4 insertions(+)
Index: linux/drivers/firewire/fw-sbp2.
On Sun, Feb 17 2008 at 14:52 +0200, Boaz Harrosh <[EMAIL PROTECTED]> wrote:
> On Sat, Feb 16 2008 at 2:41 +0200, FUJITA Tomonori <[EMAIL PROTECTED]> wrote:
>> On Fri, 15 Feb 2008 14:50:57 -0800
>> Tim Pepper <[EMAIL PROTECTED]> wrote:
>>
>>> On Sat 16 Feb at 01:09:43 +0900 [EMAIL PROTECTED] said:
>
On Sat, Feb 16 2008 at 2:41 +0200, FUJITA Tomonori <[EMAIL PROTECTED]> wrote:
> On Fri, 15 Feb 2008 14:50:57 -0800
> Tim Pepper <[EMAIL PROTECTED]> wrote:
>
>> On Sat 16 Feb at 01:09:43 +0900 [EMAIL PROTECTED] said:
>>> The first one is just reverting the data buffer accessors
>>> conversion. It w
On Sat, Feb 16, 2008 at 04:33:41PM -0500, Andrew Buehler wrote:
> The associated dmesg (obtained yesterday from booting with the
> Flash drive connected) is attached.
This dmesg shows that ACPI is not enabled in your kernel config - most
likely this is the problem. Try to enable it:
1) In the "
On Sat, Feb 16 2008 at 18:37 +0200, Matthew Wilcox <[EMAIL PROTECTED]> wrote:
> On Wed, Feb 13, 2008 at 10:57:37AM +0200, Boaz Harrosh wrote:
>> I still don't have a card for testing myself. Again anyone
>> wants to send me a card. Intel people anybody home?
>
> Apparently Intel sold this line of
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