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drm/qxl: allocate small objects top-down

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qxl uses small buffer objects for qxl commands.
Allocate them top-down to reduce fragmentation.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20191017132638.9693-6-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2019-10-17 15:26:38 +02:00
parent db26208783
commit 8ee2f956c9
1 changed files with 6 additions and 1 deletions
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7
drivers/gpu/drm/qxl/qxl_object.c
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@ -54,9 +54,14 @@ bool qxl_ttm_bo_is_qxl_bo(struct ttm_buffer_object *bo)
void qxl_ttm_placement_from_domain(struct qxl_bo *qbo, u32 domain, bool pinned)
{
u32 c = 0;
u32 pflag = pinned ? TTM_PL_FLAG_NO_EVICT : 0;
u32 pflag = 0;
unsigned int i;
if (pinned)
pflag |= TTM_PL_FLAG_NO_EVICT;
if (qbo->tbo.base.size <= PAGE_SIZE)
pflag |= TTM_PL_FLAG_TOPDOWN;
qbo->placement.placement = qbo->placements;
qbo->placement.busy_placement = qbo->placements;
if (domain == QXL_GEM_DOMAIN_VRAM)