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drm/xe: Make usm.asid_to_vm allocation use GFP_NOWAIT

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Ensure the asid_to_vm lookup is reclaim-safe so it can be performed
during TLB invalidations, which is necessary for context-based TLB
invalidation support.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Stuart Summers <stuart.summers@intel.com>
Tested-by: Stuart Summers <stuart.summers@intel.com>
Link: https://patch.msgid.link/20260116221731.868657-3-matthew.brost@intel.com
This commit is contained in:
Matthew Brost 2026-01-16 14:17:22 -08:00
parent 888c7f991f
commit 444d78578e
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/xe/xe_vm.c
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@ -1653,7 +1653,7 @@ struct xe_vm *xe_vm_create(struct xe_device *xe, u32 flags, struct xe_file *xef)
down_write(&xe->usm.lock);
err = xa_alloc_cyclic(&xe->usm.asid_to_vm, &asid, vm,
XA_LIMIT(1, XE_MAX_ASID - 1),
&xe->usm.next_asid, GFP_KERNEL);
&xe->usm.next_asid, GFP_NOWAIT);
up_write(&xe->usm.lock);
if (err < 0)
goto err_close;