diff options
Diffstat (limited to 'drivers/staging/android/ion/ion.c')
| -rw-r--r-- | drivers/staging/android/ion/ion.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c index ce3808a868e7..65b46fab72e5 100644 --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -250,7 +250,7 @@ static struct ion_buffer *ion_buffer_create(struct ion_heap *heap, our systems the only dma_address space is physical addresses. Additionally, we can't afford the overhead of invalidating every allocation via dma_map_sg. The implicit contract here is that - memory comming from the heaps is ready for dma, ie if it has a + memory coming from the heaps is ready for dma, ie if it has a cached mapping that mapping has been invalidated */ for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) sg_dma_address(sg) = sg_phys(sg); @@ -902,7 +902,7 @@ void ion_pages_sync_for_device(struct device *dev, struct page *page, sg_set_page(&sg, page, size, 0); /* * This is not correct - sg_dma_address needs a dma_addr_t that is valid - * for the the targeted device, but this works on the currently targeted + * for the targeted device, but this works on the currently targeted * hardware. */ sg_dma_address(&sg) = page_to_phys(page); @@ -1463,7 +1463,6 @@ static const struct file_operations debug_heap_fops = { .release = single_release, }; -#ifdef DEBUG_HEAP_SHRINKER static int debug_shrink_set(void *data, u64 val) { struct ion_heap *heap = data; @@ -1471,15 +1470,14 @@ static int debug_shrink_set(void *data, u64 val) int objs; sc.gfp_mask = -1; - sc.nr_to_scan = 0; - - if (!val) - return 0; + sc.nr_to_scan = val; - objs = heap->shrinker.shrink(&heap->shrinker, &sc); - sc.nr_to_scan = objs; + if (!val) { + objs = heap->shrinker.count_objects(&heap->shrinker, &sc); + sc.nr_to_scan = objs; + } - heap->shrinker.shrink(&heap->shrinker, &sc); + heap->shrinker.scan_objects(&heap->shrinker, &sc); return 0; } @@ -1492,14 +1490,13 @@ static int debug_shrink_get(void *data, u64 *val) sc.gfp_mask = -1; sc.nr_to_scan = 0; - objs = heap->shrinker.shrink(&heap->shrinker, &sc); + objs = heap->shrinker.count_objects(&heap->shrinker, &sc); *val = objs; return 0; } DEFINE_SIMPLE_ATTRIBUTE(debug_shrink_fops, debug_shrink_get, debug_shrink_set, "%llu\n"); -#endif void ion_device_add_heap(struct ion_device *dev, struct ion_heap *heap) { @@ -1534,8 +1531,7 @@ void ion_device_add_heap(struct ion_device *dev, struct ion_heap *heap) path, heap->name); } -#ifdef DEBUG_HEAP_SHRINKER - if (heap->shrinker.shrink) { + if (heap->shrinker.count_objects && heap->shrinker.scan_objects) { char debug_name[64]; snprintf(debug_name, 64, "%s_shrink", heap->name); @@ -1550,7 +1546,7 @@ void ion_device_add_heap(struct ion_device *dev, struct ion_heap *heap) path, debug_name); } } -#endif + up_write(&dev->lock); } |