upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-05-28 04:12:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

drm/ttm: When removing a range of pages from a pool, remove all of them

Browse source 
Submitted by:	Mark Kettenis and Jonathan Gray from OpenBSD
Approved by:	kib@
This commit is contained in:
Jean-Sébastien Pédron 2013-08-25 15:05:22 +00:00
parent 9ba6f1ae72
commit df58787aad
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
sys/dev/drm2/ttm/ttm_page_alloc.c
View file

@ -320,6 +320,7 @@ static int ttm_page_pool_free(struct ttm_page_pool *pool, unsigned nr_free)
vm_page_t *pages_to_free;
unsigned freed_pages = 0,
npages_to_free = nr_free;
unsigned i;
if (NUM_PAGES_TO_ALLOC < nr_free)
npages_to_free = NUM_PAGES_TO_ALLOC;
@ -338,7 +339,8 @@ restart:
/* We can only remove NUM_PAGES_TO_ALLOC at a time. */
if (freed_pages >= NUM_PAGES_TO_ALLOC) {
/* remove range of pages from the pool */
TAILQ_REMOVE(&pool->list, p, plinks.q);
for (i = 0; i < freed_pages; i++)
TAILQ_REMOVE(&pool->list, pages_to_free[i], plinks.q);
ttm_pool_update_free_locked(pool, freed_pages);
/**
@ -373,7 +375,8 @@ restart:
/* remove range of pages from the pool */
if (freed_pages) {
TAILQ_REMOVE(&pool->list, p, plinks.q);
for (i = 0; i < freed_pages; i++)
TAILQ_REMOVE(&pool->list, pages_to_free[i], plinks.q);
ttm_pool_update_free_locked(pool, freed_pages);
nr_free -= freed_pages;