From: Michal Wajdeczko <michal.wajdeczko@intel.com>
To: "Michał Winiarski" <michal.winiarski@intel.com>,
"Alex Williamson" <alex@shazbot.org>,
"Lucas De Marchi" <lucas.demarchi@intel.com>,
"Thomas Hellström" <thomas.hellstrom@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Jason Gunthorpe" <jgg@ziepe.ca>,
"Yishai Hadas" <yishaih@nvidia.com>,
"Kevin Tian" <kevin.tian@intel.com>,
"Shameer Kolothum" <skolothumtho@nvidia.com>,
intel-xe@lists.freedesktop.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, "Matthew Brost" <matthew.brost@intel.com>
Cc: <dri-devel@lists.freedesktop.org>,
Jani Nikula <jani.nikula@linux.intel.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Tvrtko Ursulin <tursulin@ursulin.net>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
"Lukasz Laguna" <lukasz.laguna@intel.com>,
Christoph Hellwig <hch@infradead.org>,
kernel test robot <lkp@intel.com>
Subject: Re: [PATCH v4 03/28] drm/xe/pf: Convert control state to bitmap
Date: Wed, 5 Nov 2025 19:51:23 +0100 [thread overview]
Message-ID: <481aa68f-ffb4-4eaf-a2aa-d112e9529aa0@intel.com> (raw)
In-Reply-To: <20251105151027.540712-4-michal.winiarski@intel.com>
On 11/5/2025 4:10 PM, Michał Winiarski wrote:
> In upcoming changes, the number of states will increase as a result of
> introducing SAVE and RESTORE states.
> This means that using unsigned long as underlying storage won't work on
> 32-bit architectures, as we'll run out of bits.
> Use bitmap instead.
>
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202510231918.XlOqymLC-lkp@intel.com/
> Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
> ---
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
next prev parent reply other threads:[~2025-11-05 18:51 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-05 15:09 [PATCH v4 00/28] vfio/xe: Add driver variant for Xe VF migration Michał Winiarski
2025-11-05 15:09 ` [PATCH v4 01/28] drm/xe/pf: Remove GuC version check for migration support Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 02/28] drm/xe: Move migration support to device-level struct Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 03/28] drm/xe/pf: Convert control state to bitmap Michał Winiarski
2025-11-05 18:51 ` Michal Wajdeczko [this message]
2025-11-05 15:10 ` [PATCH v4 04/28] drm/xe/pf: Add save/restore control state stubs and connect to debugfs Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 05/28] drm/xe/pf: Add data structures and handlers for migration rings Michał Winiarski
2025-11-05 20:17 ` Michal Wajdeczko
2025-11-06 11:24 ` Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 06/28] drm/xe/pf: Add helpers for migration data packet allocation / free Michał Winiarski
2025-11-05 21:12 ` Michal Wajdeczko
2025-11-06 11:30 ` Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 07/28] drm/xe/pf: Add support for encap/decap of bitstream to/from packet Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 08/28] drm/xe/pf: Add minimalistic migration descriptor Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 09/28] drm/xe/pf: Expose VF migration data size over debugfs Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 10/28] drm/xe: Add sa/guc_buf_cache sync interface Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 11/28] drm/xe: Allow the caller to pass guc_buf_cache size Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 12/28] drm/xe/pf: Increase PF GuC Buffer Cache size and use it for VF migration Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 13/28] drm/xe/pf: Remove GuC migration data save/restore from GT debugfs Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 14/28] drm/xe/pf: Don't save GuC VF migration data on pause Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 15/28] drm/xe/pf: Switch VF migration GuC save/restore to struct migration data Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 16/28] drm/xe/pf: Handle GuC migration data as part of PF control Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 17/28] drm/xe/pf: Add helpers for VF GGTT migration data handling Michał Winiarski
2025-11-05 21:45 ` Michal Wajdeczko
2025-11-06 11:31 ` Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 18/28] drm/xe/pf: Handle GGTT migration data as part of PF control Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 19/28] drm/xe/pf: Handle MMIO " Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 20/28] drm/xe/pf: Add helper to retrieve VF's LMEM object Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 21/28] drm/xe/migrate: Add function to copy of VRAM data in chunks Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 22/28] drm/xe/pf: Handle VRAM migration data as part of PF control Michał Winiarski
2025-11-08 4:31 ` Matthew Brost
2025-11-05 15:10 ` [PATCH v4 23/28] drm/xe/pf: Add wait helper for VF FLR Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 24/28] drm/xe/pf: Enable SR-IOV VF migration Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 25/28] drm/xe/pci: Introduce a helper to allow VF access to PF xe_device Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 26/28] drm/xe/pf: Export helpers for VFIO Michał Winiarski
2025-11-05 15:10 ` [PATCH v4 27/28] drm/intel/bmg: Allow device ID usage with single-argument macros Michał Winiarski
2025-11-07 14:51 ` Lucas De Marchi
2025-11-05 15:10 ` [PATCH v4 28/28] vfio/xe: Add device specific vfio_pci driver variant for Intel graphics Michał Winiarski
2025-11-06 8:20 ` Tian, Kevin
2025-11-06 10:55 ` Winiarski, Michal
2025-11-07 3:10 ` Tian, Kevin
2025-11-08 0:47 ` Jason Gunthorpe
2025-11-08 1:05 ` Tian, Kevin
2025-11-08 1:11 ` Jason Gunthorpe
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