linux-kernel - Re: [PATCH v2 0/6] DRM IDR to Xarray conversions

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Message-ID: <e80a3fd9-56ca-40c5-8ac8-237ce14cc79f@oracle.com>
Date: Fri, 22 Aug 2025 10:36:24 -0400
From: Sidhartha Kumar <sidhartha.kumar@...cle.com>
To: Jani Nikula <jani.nikula@...ux.intel.com>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Cc: maarten.lankhorst@...ux.intel.com, mripard@...nel.org, tzimmermann@...e.de,
        airlied@...il.com, simona@...ll.ch, willy@...radead.org
Subject: Re: [PATCH v2 0/6] DRM IDR to Xarray conversions

On 8/22/25 8:33 AM, Jani Nikula wrote:
> On Thu, 21 Aug 2025, Sidhartha Kumar <sidhartha.kumar@...cle.com> wrote:
>> From: Sidhartha <sidhartha.kumar@...cle.com>
>>
>> v1[1] -> v2:
>>    - rebase onto latest mainline v6.17-rc2
>>    - fix build error in patch 1 per Intel Test Robot
>>
>> This series is part of a project to depcrecate the IDR in favor
>> of the Xarray. This simplifies the code as locking is handled by
>> the Xarray internally and removes the need for a seperate mutex to
>> proect the IDR.
> 
> It would be great if the commit messages mentioned whether the
> identifiers are expected to remain the same in the conversion.
> 

By identifiers do you mean if the name of the previous idr variable is 
the same as the XArray variable that is introduced? Sure I can add that 
in a v3.

Thanks,
Sid

> BR,
> Jani.
> 
>>
>> The patches are from this tree and have been rebased to v6.17-rc2
>> https://git.infradead.org/?p=users/willy/xarray.git;a=shortlog;h=refs/heads/xarray-conv
>>
>>
>> The series has been compiled and tested with drivers/gpu/drm/tests/.kunitconfig
>> and passes all tests.
>>
>> [15:22:04] Testing complete. Ran 608 tests: passed: 608
>> [15:22:04] Elapsed time: 34.792s total, 3.086s configuring, 31.541s building, 0.141s running
>>
>> [1]: https://lore.kernel.org/dri-devel/20250818190046.157962-1-sidhartha.kumar@oracle.com/
>>
>> Matthew Wilcox (6):
>>    drm: Convert aux_idr to XArray
>>    drm: Convert object_name_idr to XArray
>>    drm: Convert syncobj_idr to XArray
>>    drm: Convert magic_map to XArray
>>    drm: Convert lessee_idr to XArray
>>    drm: Convert tile_idr to XArray
>>
>>   drivers/gpu/drm/display/drm_dp_aux_dev.c | 38 ++++++--------
>>   drivers/gpu/drm/drm_auth.c               | 22 ++++----
>>   drivers/gpu/drm/drm_connector.c          | 26 ++++------
>>   drivers/gpu/drm/drm_debugfs.c            | 19 +++----
>>   drivers/gpu/drm/drm_gem.c                | 11 ++--
>>   drivers/gpu/drm/drm_lease.c              | 15 +++---
>>   drivers/gpu/drm/drm_mode_config.c        |  3 +-
>>   drivers/gpu/drm/drm_syncobj.c            | 64 ++++++++----------------
>>   include/drm/drm_auth.h                   |  9 ++--
>>   include/drm/drm_device.h                 |  4 +-
>>   include/drm/drm_file.h                   |  6 +--
>>   include/drm/drm_mode_config.h            | 12 ++---
>>   12 files changed, 86 insertions(+), 143 deletions(-)
>