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-Tag: v6.16-rc2~9^2~1^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d6fb4f01736a1d18cc981eb04fa2907a7121fc27;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: 794f5493f518 ("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 (cherry picked from commit 531bef26d189b28bf0d694878c0e064b30990b6c) Signed-off-by: Thomas Hellström --- diff --git a/drivers/gpu/drm/xe/xe_svm.c b/drivers/gpu/drm/xe/xe_svm.c index 6345896585de..f0b167b3fb6a 100644 --- a/drivers/gpu/drm/xe/xe_svm.c +++ b/drivers/gpu/drm/xe/xe_svm.c @@ -764,7 +764,7 @@ static bool xe_svm_range_needs_migrate_to_vram(struct xe_svm_range *range, return false; } - if (range_size <= SZ_64K && !supports_4K_migration(vm->xe)) { + if (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; }