From: Matthew Brost <matthew.brost@intel.com>
To: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Cc: <intel-xe@lists.freedesktop.org>,
<thomas.hellstrom@linux.intel.com>, <oak.zeng@intel.com>
Subject: Re: [RFC 25/29] drm/xe/uapi: Add flag for consulting madvise hints on svm prefetch
Date: Wed, 14 May 2025 12:26:23 -0700 [thread overview]
Message-ID: <aCTuX5hyTkzN+Tcr@lstrano-desk.jf.intel.com> (raw)
In-Reply-To: <20250314080226.2059819-26-himal.prasad.ghimiray@intel.com>
On Fri, Mar 14, 2025 at 01:32:22PM +0530, Himal Prasad Ghimiray wrote:
> Introduce flag DRM_XE_CONSULT_MEM_ADVISE_PREF_LOC to ensure prefetching
> in madvise-advised memory regions
>
> Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
> ---
> include/uapi/drm/xe_drm.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h
> index 70e79fe35834..f30d0cb5b054 100644
> --- a/include/uapi/drm/xe_drm.h
> +++ b/include/uapi/drm/xe_drm.h
> @@ -1107,6 +1107,7 @@ struct drm_xe_vm_bind_op {
> /** @flags: Bind flags */
> __u32 flags;
>
> +#define DRM_XE_CONSULT_MEM_ADVISE_PREF_LOC -1
Kernel doc for this.
Matt
> /**
> * @prefetch_mem_region_instance: Memory region to prefetch VMA to.
> * It is a region instance, not a mask.
> --
> 2.34.1
>
next prev parent reply other threads:[~2025-05-14 19:25 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-14 8:01 [RFC 00/29] PREFETCH and MADVISE for SVM ranges Himal Prasad Ghimiray
2025-03-14 8:01 ` [RFC 01/29] drm/xe: Introduce xe_vma_op_prefetch_range struct for prefetch of ranges Himal Prasad Ghimiray
2025-04-03 20:59 ` Matthew Brost
2025-03-14 8:01 ` [RFC 02/29] drm/xe: Make xe_svm_alloc_vram public Himal Prasad Ghimiray
2025-03-27 22:45 ` Matthew Brost
2025-03-28 7:51 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 03/29] drm/xe/svm: Helper to add tile masks to svm ranges Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 04/29] drm/xe/svm: Make to_xe_range a public function Himal Prasad Ghimiray
2025-03-28 2:57 ` Matthew Brost
2025-03-14 8:02 ` [RFC 05/29] drm/xe/svm: Make xe_svm_range_* end/start/size public Himal Prasad Ghimiray
2025-03-27 22:46 ` Matthew Brost
2025-03-14 8:02 ` [RFC 06/29] drm/xe/vm: Update xe_vma_ops_incr_pt_update_ops to take an increment value Himal Prasad Ghimiray
2025-03-28 2:56 ` Matthew Brost
2025-03-28 7:52 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 07/29] drm/xe/vm: Add an identifier in xe_vma_ops for svm prefetch Himal Prasad Ghimiray
2025-03-27 22:49 ` Matthew Brost
2025-03-28 7:53 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 08/29] drm/xe: Rename lookup_vma function to xe_find_vma_by_addr Himal Prasad Ghimiray
2025-04-03 21:02 ` Matthew Brost
2025-04-07 6:16 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 09/29] drm/xe/svm: Allow unaligned addresses and ranges for prefetch Himal Prasad Ghimiray
2025-04-03 20:52 ` Matthew Brost
2025-04-07 6:15 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 10/29] drm/xe/svm: Refactor usage of drm_gpusvm* function in xe_svm Himal Prasad Ghimiray
2025-04-03 20:54 ` Matthew Brost
2025-04-07 6:15 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 11/29] drm/xe/svm: Implement prefetch support for SVM ranges Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 12/29] drm/xe/vm: Add debug prints for SVM range prefetch Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 13/29] drm/gpuvm: Introduce MADVISE Operations Himal Prasad Ghimiray
2025-03-14 8:46 ` Ghimiray, Himal Prasad
2025-03-17 14:27 ` Danilo Krummrich
2025-03-18 11:58 ` Ghimiray, Himal Prasad
2025-03-14 8:02 ` [RFC 14/29] drm/xe/uapi: Add madvise interface Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 15/29] drm/xe/vm: Add attributes struct as member of vma Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 16/29] drm/xe/vma: Move pat_index to vma attributes Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 17/29] drm/xe/vma: Modify new_vma to accept struct xe_vma_mem_attr as parameter Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 18/29] drm/gpusvm: Make drm_gpusvm_for_each_* macros public Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 19/29] drm/xe/svm: Split system allocator vma incase of madvise call Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 20/29] drm/xe: Implement madvise ioctl for xe Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 21/29] drm/xe: Allow CPU address mirror VMA unbind with gpu bindings for madvise Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 22/29] drm/xe/svm : Add svm ranges migration policy on atomic access Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 23/29] drm/xe/madvise: Update migration policy based on preferred location Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 24/29] drm/xe/svm: Support DRM_XE_SVM_ATTR_PAT memory attribute Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 25/29] drm/xe/uapi: Add flag for consulting madvise hints on svm prefetch Himal Prasad Ghimiray
2025-05-14 19:26 ` Matthew Brost [this message]
2025-03-14 8:02 ` [RFC 26/29] drm/xe/svm: Consult madvise preferred location in prefetch Himal Prasad Ghimiray
2025-03-14 8:02 ` [RFC 27/29] drm/xe/uapi: Add uapi for vma count and mem attributes Himal Prasad Ghimiray
2025-05-14 19:39 ` Matthew Brost
2025-03-14 8:02 ` [RFC 28/29] drm/xe/bo: Add attributes field to xe_bo Himal Prasad Ghimiray
2025-05-14 19:35 ` Matthew Brost
2025-03-14 8:02 ` [RFC 29/29] drm/xe/bo : Update atomic_access attribute on madvise Himal Prasad Ghimiray
2025-03-14 15:00 ` ✗ CI.Patch_applied: failure for PREFETCH and MADVISE for SVM ranges (rev2) Patchwork
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