This patch does dma_alloc and memset conversion to drm_zalloc or drm_calloc.
Signed-off-by: Mariusz Kozlowski <[EMAIL PROTECTED]>
drivers/char/drm/drm_bufs.c | 44959 -> 44420 (-539 bytes)
drivers/char/drm/drm_bufs.o | 149686 -> 146822 (-2864 bytes)
drivers/char/drm/drm_bufs.c | 31 ++++++++++---------------------
1 file changed, 10 insertions(+), 21 deletions(-)
--- linux-2.6.23-rc3-mm1.orig/drivers/char/drm/drm_bufs.c
+++ linux-2.6.23-rc3-mm1/drivers/char/drm/drm_bufs.c
@@ -277,14 +277,13 @@ static int drm_addmap_core(struct drm_de
return -EINVAL;
}
- list = drm_alloc(sizeof(*list), DRM_MEM_MAPS);
+ list = drm_zalloc(sizeof(*list), DRM_MEM_MAPS);
if (!list) {
if (map->type == _DRM_REGISTERS)
iounmap(map->handle);
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
return -EINVAL;
}
- memset(list, 0, sizeof(*list));
list->map = map;
mutex_lock(&dev->struct_mutex);
@@ -627,14 +626,13 @@ int drm_addbufs_agp(struct drm_device *
return -EINVAL;
}
- entry->buflist = drm_alloc(count * sizeof(*entry->buflist),
+ entry->buflist = drm_calloc(count, sizeof(*entry->buflist),
DRM_MEM_BUFS);
if (!entry->buflist) {
mutex_unlock(&dev->struct_mutex);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(entry->buflist, 0, count * sizeof(*entry->buflist));
entry->buf_size = size;
entry->page_order = page_order;
@@ -658,7 +656,7 @@ int drm_addbufs_agp(struct drm_device *
buf->filp = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size;
- buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS);
+ buf->dev_private = drm_zalloc(buf->dev_priv_size, DRM_MEM_BUFS);
if (!buf->dev_private) {
/* Set count correctly so we free the proper amount. */
entry->buf_count = count;
@@ -667,7 +665,6 @@ int drm_addbufs_agp(struct drm_device *
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(buf->dev_private, 0, buf->dev_priv_size);
DRM_DEBUG("buffer %d @ %p\n", entry->buf_count, buf->address);
@@ -783,16 +780,15 @@ int drm_addbufs_pci(struct drm_device *
return -EINVAL;
}
- entry->buflist = drm_alloc(count * sizeof(*entry->buflist),
+ entry->buflist = drm_calloc(count, sizeof(*entry->buflist),
DRM_MEM_BUFS);
if (!entry->buflist) {
mutex_unlock(&dev->struct_mutex);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(entry->buflist, 0, count * sizeof(*entry->buflist));
- entry->seglist = drm_alloc(count * sizeof(*entry->seglist),
+ entry->seglist = drm_calloc(count, sizeof(*entry->seglist),
DRM_MEM_SEGS);
if (!entry->seglist) {
drm_free(entry->buflist,
@@ -801,7 +797,6 @@ int drm_addbufs_pci(struct drm_device *
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(entry->seglist, 0, count * sizeof(*entry->seglist));
/* Keep the original pagelist until we know all the allocations
* have succeeded
@@ -869,7 +864,7 @@ int drm_addbufs_pci(struct drm_device *
buf->filp = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size;
- buf->dev_private = drm_alloc(buf->dev_priv_size,
+ buf->dev_private = drm_zalloc(buf->dev_priv_size,
DRM_MEM_BUFS);
if (!buf->dev_private) {
/* Set count correctly so we free the proper
amount. */
@@ -885,7 +880,6 @@ int drm_addbufs_pci(struct drm_device *
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(buf->dev_private, 0, buf->dev_priv_size);
DRM_DEBUG("buffer %d @ %p\n",
entry->buf_count, buf->address);
@@ -1015,14 +1009,13 @@ static int drm_addbufs_sg(struct drm_dev
return -EINVAL;
}
- entry->buflist = drm_alloc(count * sizeof(*entry->buflist),
+ entry->buflist = drm_calloc(count, sizeof(*entry->buflist),
DRM_MEM_BUFS);
if (!entry->buflist) {
mutex_unlock(&dev->struct_mutex);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(entry->buflist, 0, count * sizeof(*entry->buflist));
entry->buf_size = size;
entry->page_order = page_order;
@@ -1047,7 +1040,7 @@ static int drm_addbufs_sg(struct drm_dev
buf->filp = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size;
- buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS);
+ buf->dev_private = drm_zalloc(buf->dev_priv_size, DRM_MEM_BUFS);
if (!buf->dev_private) {
/* Set count correctly so we free the proper amount. */
entry->buf_count = count;
@@ -1057,8 +1050,6 @@ static int drm_addbufs_sg(struct drm_dev
return -ENOMEM;
}
- memset(buf->dev_private, 0, buf->dev_priv_size);
-
DRM_DEBUG("buffer %d @ %p\n", entry->buf_count, buf->address);
offset += alignment;
@@ -1177,14 +1168,13 @@ static int drm_addbufs_fb(struct drm_dev
return -EINVAL;
}
- entry->buflist = drm_alloc(count * sizeof(*entry->buflist),
+ entry->buflist = drm_calloc(count, sizeof(*entry->buflist),
DRM_MEM_BUFS);
if (!entry->buflist) {
mutex_unlock(&dev->struct_mutex);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(entry->buflist, 0, count * sizeof(*entry->buflist));
entry->buf_size = size;
entry->page_order = page_order;
@@ -1208,7 +1198,7 @@ static int drm_addbufs_fb(struct drm_dev
buf->filp = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size;
- buf->dev_private = drm_alloc(buf->dev_priv_size, DRM_MEM_BUFS);
+ buf->dev_private = drm_zalloc(buf->dev_priv_size, DRM_MEM_BUFS);
if (!buf->dev_private) {
/* Set count correctly so we free the proper amount. */
entry->buf_count = count;
@@ -1217,7 +1207,6 @@ static int drm_addbufs_fb(struct drm_dev
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}
- memset(buf->dev_private, 0, buf->dev_priv_size);
DRM_DEBUG("buffer %d @ %p\n", entry->buf_count, buf->address);
--
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