Re: [PATCH v4 0/3] perf/cxlpmu: Misc updates

Dave Jiang <[email protected]>
Newsgroups org.kernel.vger.linux-cxl,org.kernel.vger.linux-perf-users
Message-ID <[email protected]>

On 7/16/26 9:47 AM, Will Deacon wrote:
> On Thu, Jul 16, 2026 at 09:46:05AM -0700, Dave Jiang wrote:
>>
>>
>> On 7/15/26 12:14 PM, Davidlohr Bueso wrote:
>>> Hello,
>>>
>>> Changes from v3 (https://lore.kernel.org/all/[email protected]/):
>>>  - Validate the event vendor ID for CRB filtering, the Table 13-5
>>>    event groups are scoped by the CXL VID in patch 3 (Richard).
>>>  - Add Richard's Reviewed-by tag to patch 1.
>>>
>>> Three patches for the CXL PMU driver.
>>>
>>> Patch 1 is a standalone fix.
>>>
>>> Patch 2 adds the CXL 4.0 events that hardware exposes but the
>>> driver did not. It now precedes the filter work as the latter
>>> refers to the new event group IDs.
>>>
>>> Patch 3 implements Channel/Rank/Bank (CRB) filtering, now permitted
>>> for all event groups that CXL 4.0 Table 13-5 allows Filter ID 1 on.
>>>
>>> v2 was tested on real hardware. The v4 changes have been exercised
>>> under qemu CPMU emulation (jic23 tree) + changes for the new events/Filter=1:
>>>
>>>     https://lore.kernel.org/all/[email protected]/
>>>
>>> Thanks!
>>>
>>> Davidlohr Bueso (1):
>>>   perf/cxlpmu: Fix 64-bit write to 32-bit HDM filter register
>>>
>>> Harshal Thakkar (2):
>>>   perf/cxlpmu: Add missing CXL 4.0 events
>>>   perf/cxlpmu: Support Channel/Rank/Bank filter
>>>
>>>  drivers/perf/cxl_pmu.c | 119 +++++++++++++++++++++++++++++++++++++++--
>>>  1 file changed, 116 insertions(+), 3 deletions(-)
>>>
>>>
>>> base-commit: d60ec36cab338dfe2ae40d73e9c8d6c4af70d2b8
>>
>> For the series
>> Reviewed-by: Dave Jiang <[email protected]>
>>
>>
>> This is being picked up by the perf maintainer right?
> 
> Yeah, I'll grab it eventually. Just a bit swamped atm.

Thanks Will! Wasn't trying to rush you. Just checking to see which acceptance path the series is going through.

> 
> Will
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.