drm/ttm: swap consecutive allocated pooled pages v4
authorChristian König <christian.koenig@amd.com>
Mon, 4 Dec 2017 10:26:14 +0000 (11:26 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 6 Dec 2017 14:28:31 +0000 (09:28 -0500)
commite60bb46b5754727c7643cc5bb7b005c49f869930
treef39c4fc505cf947bc42f33709881ce900a54cf94
parent5ff7ec02f2f306d619c661ff8fd5392d3653d407
drm/ttm: swap consecutive allocated pooled pages v4

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
v4: don't touch the loop variable

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>
Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/ttm/ttm_page_alloc.c