Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-12-05 Thread StDenis, Tom
ds. > > Hopefully I can test this tomorrow. > > Tom > > On 2018-12-03 10:41 a.m., Peter Zijlstra wrote: >> On Fri, Nov 30, 2018 at 04:19:46PM +, StDenis, Tom wrote: >>> NAK I get a failure in TTM on init with your x86/mm branch (see attached >>> dmes

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-12-05 Thread StDenis, Tom
ds. > > Hopefully I can test this tomorrow. > > Tom > > On 2018-12-03 10:41 a.m., Peter Zijlstra wrote: >> On Fri, Nov 30, 2018 at 04:19:46PM +, StDenis, Tom wrote: >>> NAK I get a failure in TTM on init with your x86/mm branch (see attached >>> dmes

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-12-03 Thread StDenis, Tom
:41 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:19:46PM +0000, StDenis, Tom wrote: >> NAK I get a failure in TTM on init with your x86/mm branch (see attached >> dmesg). > > So the good news is that with some additional self-tests I can trivially > repr

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-12-03 Thread StDenis, Tom
:41 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:19:46PM +0000, StDenis, Tom wrote: >> NAK I get a failure in TTM on init with your x86/mm branch (see attached >> dmesg). > > So the good news is that with some additional self-tests I can trivially > repr

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 12:48 p.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:19:46PM +0000, StDenis, Tom wrote: >> On 2018-11-30 10:31 a.m., Peter Zijlstra wrote: > >>> I pushed them out to: >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 12:48 p.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:19:46PM +0000, StDenis, Tom wrote: >> On 2018-11-30 10:31 a.m., Peter Zijlstra wrote: > >>> I pushed them out to: >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:31 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:23:47PM +0100, Peter Zijlstra wrote: > >> Hurm.. no. They apply cleanly to Linus' tree here. >> >> linux-2.6$ git describe >> v4.20-rc4-156-g94f371cb7394 >> linux-2.6$ quilt push 4 >> Applying patch

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:31 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 04:23:47PM +0100, Peter Zijlstra wrote: > >> Hurm.. no. They apply cleanly to Linus' tree here. >> >> linux-2.6$ git describe >> v4.20-rc4-156-g94f371cb7394 >> linux-2.6$ quilt push 4 >> Applying patch

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:23 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 03:14:30PM +0000, StDenis, Tom wrote: >> On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: >>> On Fri, Nov 30, 2018 at 02:52:26PM +, StDenis, Tom wrote: >>>> Hi Peter, >>>> &g

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:23 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 03:14:30PM +0000, StDenis, Tom wrote: >> On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: >>> On Fri, Nov 30, 2018 at 02:52:26PM +, StDenis, Tom wrote: >>>> Hi Peter, >>>> &g

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 02:52:26PM +0000, StDenis, Tom wrote: >> Hi Peter, >> >> Unfortunately I can't apply this on top of our drm-next the first patch >> fails. > > Against what tree would you like the patches

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 02:52:26PM +0000, StDenis, Tom wrote: >> Hi Peter, >> >> Unfortunately I can't apply this on top of our drm-next the first patch >> fails. > > Against what tree would you like the patches

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 02:52:26PM +0000, StDenis, Tom wrote: >> Hi Peter, >> >> Unfortunately I can't apply this on top of our drm-next the first patch >> fails. > > Against what tree would you like the patches

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
On 2018-11-30 10:09 a.m., Peter Zijlstra wrote: > On Fri, Nov 30, 2018 at 02:52:26PM +0000, StDenis, Tom wrote: >> Hi Peter, >> >> Unfortunately I can't apply this on top of our drm-next the first patch >> fails. > > Against what tree would you like the patches

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
y pick it on top of master. Tom > > > Alex > > -------- > *From:* StDenis, Tom > *Sent:* Friday, November 30, 2018 9:52:26 AM > *To:* Peter Zijlstra; dave.han...@intel.com; l...@kernel.org > *Cc:* x...@kernel.

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
y pick it on top of master. Tom > > > Alex > > -------- > *From:* StDenis, Tom > *Sent:* Friday, November 30, 2018 9:52:26 AM > *To:* Peter Zijlstra; dave.han...@intel.com; l...@kernel.org > *Cc:* x...@kernel.

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
Hi Peter, Unfortunately I can't apply this on top of our drm-next the first patch fails. Alex: could we rebase again at some point? Tom On 2018-11-30 8:44 a.m., Peter Zijlstra wrote: > Hi, > > Yesterday Tom reported a CPA bug triggered by the AMDGPU team. > > It turns out that with commit:

Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation

2018-11-30 Thread StDenis, Tom
Hi Peter, Unfortunately I can't apply this on top of our drm-next the first patch fails. Alex: could we rebase again at some point? Tom On 2018-11-30 8:44 a.m., Peter Zijlstra wrote: > Hi, > > Yesterday Tom reported a CPA bug triggered by the AMDGPU team. > > It turns out that with commit: