Andrew Morton wrote:
> On Thu, 29 Nov 2007 23:00:47 -0800 Andrew Morton <[email protected]> wrote:
>
>> On Fri, 30 Nov 2007 01:39:29 -0500 Kyle McMartin <[email protected]> wrote:
>>
>>> On Thu, Nov 29, 2007 at 12:35:33AM -0800, Andrew Morton wrote:
>>>> ten million is close enough to infinity for me to assume that we broke the
>>>> driver and that's never going to terminate.
>>>>
>>> how about this? doesn't break things on my pa8800:
>>>
>>> diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c
>>> index 463f119..ef01cb1 100644
>>> --- a/drivers/scsi/sym53c8xx_2/sym_hipd.c
>>> +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c
>>> @@ -1037,10 +1037,13 @@ restart_test:
>>> /*
>>> * Wait 'til done (with timeout)
>>> */
>>> - for (i=0; i<SYM_SNOOP_TIMEOUT; i++)
>>> + do {
>>> if (INB(np, nc_istat) & (INTF|SIP|DIP))
>>> break;
>>> - if (i>=SYM_SNOOP_TIMEOUT) {
>>> + msleep(10);
>>> + } while (i++ < SYM_SNOOP_TIMEOUT);
>>> +
>>> + if (i >= SYM_SNOOP_TIMEOUT) {
>>> printf ("CACHE TEST FAILED: timeout.\n");
>>> return (0x20);
>>> }
>>> diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.h b/drivers/scsi/sym53c8xx_2/sym_hipd.h
>>> index ad07880..85c483b 100644
>>> --- a/drivers/scsi/sym53c8xx_2/sym_hipd.h
>>> +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.h
>>> @@ -339,7 +339,7 @@
>>> /*
>>> * Misc.
>>> */
>>> -#define SYM_SNOOP_TIMEOUT (10000000)
>>> +#define SYM_SNOOP_TIMEOUT (1000)
>>> #define BUS_8_BIT 0
>>> #define BUS_16_BIT 1
>>>
>> That might be the fix, but do we know what we're actually fixing? afaik
>> 2.6.24-rc3 doesn't get this timeout, 2.6.24-rc3-mm2 does get it and we
>> don't know why?
>>
>
> <looks at Subject:>
>
> <Checks that Rafael was cc'ed>
>
> So 2.6.24-rc3 was OK and 2.6.24-rc3-git2 is not?
Yes, the 2.6.24-rc3 was Ok and this is seen from 2.6.24-rc3-git2/3/4.
--
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
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