iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/ttm: only free pages rather than update global memory count together

Browse Source 
if ttm_get_pages or ttm_mem_global_alloc_page fail, should not update
global memory count.

Signed-off-by: Roger He <Hongbo.He@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Tested-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Acked-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roger He 2018-01-11 17:00:14 +08:00 committed by Alex Deucher
parent 83fbb788a4
commit 9483ce7c6e
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/ttm/ttm_page_alloc.c
View File

@ -1073,7 +1073,8 @@ int ttm_pool_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx)
ret = ttm_get_pages(ttm->pages, ttm->num_pages, ttm->page_flags,
ttm->caching_state);
if (unlikely(ret != 0)) {
ttm_pool_unpopulate(ttm);
ttm_put_pages(ttm->pages, ttm->num_pages, ttm->page_flags,
ttm->caching_state);
return ret;
}
@ -1081,7 +1082,8 @@ int ttm_pool_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx)
ret = ttm_mem_global_alloc_page(mem_glob, ttm->pages[i],
PAGE_SIZE, ctx);
if (unlikely(ret != 0)) {
ttm_pool_unpopulate(ttm);
ttm_put_pages(ttm->pages, ttm->num_pages,
ttm->page_flags, ttm->caching_state);
return -ENOMEM;
}
}