]> git.baikalelectronics.ru Git - kernel.git/commit
drm/ttm: swap consecutive allocated cached pages v3
authorChristian König <christian.koenig@amd.com>
Mon, 4 Dec 2017 10:17:54 +0000 (11:17 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 5 Dec 2017 19:37:06 +0000 (14:37 -0500)
commit2d7f8efa0f8e7e062c95d2a896c74f6083223cdb
tree14bc4e2f64196ad7f8cc60a80b94235a93b3b51f
parent3402258f8981383a40311196f61b71e2fbf06730
drm/ttm: swap consecutive allocated cached pages v3

When we detect consecutive allocation of pages swap them to avoid
accidentally freeing them as huge page.

v2: use swap
v3: check if it's really the first allocated page

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/ttm/ttm_page_alloc.c