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authorInki Dae <inki.dae@samsung.com>2012-04-23 19:36:39 +0900
committerInki Dae <inki.dae@samsung.com>2012-04-23 20:31:20 +0900
commit887ea3db26ec8a43b650ada273e1159492939c10 (patch)
tree9676cbda8875ec020189cb07c98ba7df738f0eb2 /drivers/gpu
parent273a50fbcd2d2c0652bbda58dd1985f932ce6d75 (diff)
downloadop-kernel-dev-887ea3db26ec8a43b650ada273e1159492939c10.zip
op-kernel-dev-887ea3db26ec8a43b650ada273e1159492939c10.tar.gz
drm/exynos: fixed duplicatd memory allocation bug.
the gem was already allocated at gem allocation time but is allocated at page fault handler so this patch fixes the problem that gem was allocated one more time. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gem.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 26d5197..b1850c3 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -712,7 +712,6 @@ int exynos_drm_gem_dumb_destroy(struct drm_file *file_priv,
int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
{
struct drm_gem_object *obj = vma->vm_private_data;
- struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj);
struct drm_device *dev = obj->dev;
unsigned long f_vaddr;
pgoff_t page_offset;
@@ -724,21 +723,10 @@ int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
mutex_lock(&dev->struct_mutex);
- /*
- * allocate all pages as desired size if user wants to allocate
- * physically non-continuous memory.
- */
- if (exynos_gem_obj->flags & EXYNOS_BO_NONCONTIG) {
- ret = exynos_drm_gem_get_pages(obj);
- if (ret < 0)
- goto err;
- }
-
ret = exynos_drm_gem_map_pages(obj, vma, f_vaddr, page_offset);
if (ret < 0)
DRM_ERROR("failed to map pages.\n");
-err:
mutex_unlock(&dev->struct_mutex);
return convert_to_vm_err_msg(ret);
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