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drm/ttm: document that ttm_bo_swapout deals with pages

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Both the target parameter and return value of ttm_bo_swapout deal with
pages, not bytes.

Reported-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@igalia.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Link: https://lore.kernel.org/r/20260309-ttm_bo_swapout_doc-v1-1-eeb08176a00b@igalia.com
This commit is contained in:
Thadeu Lima de Souza Cascardo 2026-03-09 15:49:52 -03:00 committed by Tvrtko Ursulin
parent f08ceb71c5
commit acee19f998
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/ttm/ttm_bo.c
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@ -1208,9 +1208,9 @@ const struct ttm_lru_walk_ops ttm_swap_ops = {
* @man: The resource manager whose resources / buffer objects are
* goint to be swapped out.
* @gfp_flags: The gfp flags used for shmem page allocations.
* @target: The desired number of bytes to swap out.
* @target: The desired number of pages to swap out.
*
* Return: The number of bytes actually swapped out, or negative error code
* Return: The number of pages actually swapped out, or negative error code
* on error.
*/
s64 ttm_bo_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx,