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dma-buf/sw-sync: sync_pt is private and of fixed size

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Since sync_pt is only allocated from a single location and is no longer
the base class for fences (that is struct dma_fence) it no longer needs
a generic unsized allocator.

Signed-off-by: Chris Wilson <[email protected]>
Cc: Sumit Semwal <[email protected]>
Cc: Sean Paul <[email protected]>
Cc: Gustavo Padovan <[email protected]>
Reviewed-by: Sean Paul <[email protected]>
Signed-off-by: Gustavo Padovan <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
This commit is contained in:
Chris Wilson 2017-06-29 13:59:28 +01:00 • committed by Gustavo Padovan
commit 3b52ce44e7
1 changed files with 4 additions and 8 deletions
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12
drivers/dma-buf/sw_sync.c
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@ -155,7 +155,6 @@ static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
/**
* sync_pt_create() - creates a sync pt
* @parent: fence's parent sync_timeline
* @size: size to allocate for this pt
* @inc: value of the fence
*
* Creates a new sync_pt as a child of @parent. @size bytes will be
@ -163,15 +162,12 @@ static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
* the generic sync_timeline struct. Returns the sync_pt object or
* NULL in case of error.
*/
static struct sync_pt *sync_pt_create(struct sync_timeline *obj, int size,
unsigned int value)
static struct sync_pt *sync_pt_create(struct sync_timeline *obj,
unsigned int value)
{
struct sync_pt *pt;
if (size < sizeof(*pt))
return NULL;
pt = kzalloc(size, GFP_KERNEL);
pt = kzalloc(sizeof(*pt), GFP_KERNEL);
if (!pt)
return NULL;
@ -312,7 +308,7 @@ static long sw_sync_ioctl_create_fence(struct sync_timeline *obj,
goto err;
}
pt = sync_pt_create(obj, sizeof(*pt), data.value);
pt = sync_pt_create(obj, data.value);
if (!pt) {
err = -ENOMEM;
goto err;