From: Maarten Lankhorst Date: Wed, 21 May 2025 09:01:02 +0000 (+0200) Subject: drm/xe/svm: Fix regression disallowing 64K SVM migration X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=531bef26d189b28bf0d694878c0e064b30990b6c;p=thirdparty%2Fkernel%2Flinux.git drm/xe/svm: Fix regression disallowing 64K SVM migration When changing the condition from >= SZ_64K, it was changed to <= SZ_64K. This disallows migration of 64K, which is the exact minimum allowed. Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/5057 Fixes: a9ac0fa455b0 ("drm/xe: Strict migration policy for atomic SVM faults") Cc: stable@vger.kernel.org Cc: Matthew Brost Cc: Himal Prasad Ghimiray Reviewed-by: Himal Prasad Ghimiray Signed-off-by: Maarten Lankhorst Link: https://lore.kernel.org/r/20250521090102.2965100-1-dev@lankhorst.se --- diff --git a/drivers/gpu/drm/xe/xe_svm.c b/drivers/gpu/drm/xe/xe_svm.c index f27fb9b588de1..83c63fd7b4819 100644 --- a/drivers/gpu/drm/xe/xe_svm.c +++ b/drivers/gpu/drm/xe/xe_svm.c @@ -820,7 +820,7 @@ bool xe_svm_range_needs_migrate_to_vram(struct xe_svm_range *range, struct xe_vm return false; } - if (preferred_region_is_vram && range_size <= SZ_64K && !supports_4K_migration(vm->xe)) { + if (preferred_region_is_vram && range_size < SZ_64K && !supports_4K_migration(vm->xe)) { drm_dbg(&vm->xe->drm, "Platform doesn't support SZ_4K range migration\n"); return false; }