[Xen-ia64-devel] RE: ar.unat

["Xu, Anthony" <anthony.xu@xxxxxxxxx>]

Where is regcheck tool??

Anthony

>-----Original Message-----
>From: Magenheimer, Dan (HP Labs Fort Collins) [mailto:dan.magenheimer@xxxxxx]
>Sent: 2005年11月3日 11:54
>To: Xu, Anthony
>Cc: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>Subject: RE: ar.unat
>
>> I can take a look at this, please send me regcheck utilty.
>>
>>
>> Thanks
>> Anthony
>
>Great, thanks!  Here's where I got Tony's regcheck tool.  If
>it's not still there, perhaps Tony can post it.
>
>By the way, if anyone tries this on a domU, Matt Chapman
>has a pending fix that resolves a FP save/restore issue.
>
>Thanks,
>Dan
>
>> -----Original Message-----
>> From: linux-ia64-owner@xxxxxxxxxxxxxxx
>> [mailto:linux-ia64-owner@xxxxxxxxxxxxxxx] On Behalf Of Luck, Tony
>> Sent: Tuesday, March 01, 2005 4:33 PM
>> To: linux-ia64@xxxxxxxxxxxxxxx
>> Subject: RE: [patch 2.6.11-rc3-bk4] Correctly dereference
>> ia64_mca_data
>>
>> Back on February 9th, I wrote:
>> >I wrote a test program that loads up random values into registers
>> >(just r1-r31, a bunch of stacked registers, and f2-f127 for now)
>> >and then checks that all the registers haven't changed value a
>> >few thousand times, before reloading with a new set of random
>> >values.
>>
>> A few people asked whether I could post the program ... it took
>> a while to get sign-off ... but that gave me time to add "branch",
>> "predicate" and half a dozen "application" registers to the mix,
>> plus make it print the name of the register that was nuked (instead
>> of a number that required manual translation).
>>
>> I've tested it by using a debugger to zap one of each class
>> of register
>> that is being monitored to check that it works.
>>
>> http://www.kernel.org/pub/linux/kernel/people/aegl/ia64regcheck.tgz
>>
>> Usage ... compile, and run a few copies.  If they all "exit(0)" (which
>> may take a couple of days) the test passed.  Otherwise you should see
>> the name of the register printed to stderr, and exit code 1.
>>
>> Apart from the MCA case, I haven't seen it report a problem
>> yet ... but
>> I've only run a few hours.
>>
>> -Tony

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