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| author | Konstantin Khlebnikov <khlebnikov@openvz.org> | 2012-03-31 13:29:25 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-04-02 11:08:17 +0100 |
| commit | fa9e855025b19e96e493ee00de7d933a9794f742 (patch) | |
| tree | f58d289ecb25d82483b9158406f510a3783022fb /drivers/gpu/drm/udl/udl_gem.c | |
| parent | 402976fe51b2d1a58a29ba06fa1ca5ace3a4cdcd (diff) | |
| download | lwn-fa9e855025b19e96e493ee00de7d933a9794f742.tar.gz lwn-fa9e855025b19e96e493ee00de7d933a9794f742.zip | |
mm, drm/udl: fixup vma flags on mmap
There should be VM_MIXEDMAP, not VM_PFNMAP, because udl_gem_fault() inserts
pages via vm_insert_page(). Other drm/gem drivers already do this.
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Dave Airlie <airlied@redhat.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/udl/udl_gem.c')
| -rw-r--r-- | drivers/gpu/drm/udl/udl_gem.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 852642dc1187..92f19ef329b0 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -71,6 +71,20 @@ int udl_dumb_destroy(struct drm_file *file, struct drm_device *dev, return drm_gem_handle_delete(file, handle); } +int udl_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) +{ + int ret; + + ret = drm_gem_mmap(filp, vma); + if (ret) + return ret; + + vma->vm_flags &= ~VM_PFNMAP; + vma->vm_flags |= VM_MIXEDMAP; + + return ret; +} + int udl_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct udl_gem_object *obj = to_udl_bo(vma->vm_private_data); |