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| author | Dave Airlie <airlied@redhat.com> | 2012-02-23 12:37:26 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-03-05 12:19:08 +0100 |
| commit | 966e0cdd504657333415f43de6a219197511ebff (patch) | |
| tree | 62aa0782141b62ad2a0c22ba2249fa8e2d94fe5e /drivers/gpu/drm/drm_vm.c | |
| parent | drm/radeon: fix deferred page-flip detection logic on Avivo-based ASICs (diff) | |
| download | linux-966e0cdd504657333415f43de6a219197511ebff.tar.xz linux-966e0cdd504657333415f43de6a219197511ebff.zip | |
drm: drop setting vm_file to filp
Talking to Al Viro on irc, we can see no possible reason for doing
this, the upper mmap code does it. The code has been there since
first import into drm tree I can find.
Al tracked down this as a requirement pre 2.3.51 hasn't been needed since.
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_vm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vm.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 8c03eaf41448..55cd61567812 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -519,7 +519,6 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; /* Don't swap */ vma->vm_flags |= VM_DONTEXPAND; - vma->vm_file = filp; /* Needed for drm_vm_open() */ drm_vm_open_locked(vma); return 0; } @@ -671,7 +670,6 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; /* Don't swap */ vma->vm_flags |= VM_DONTEXPAND; - vma->vm_file = filp; /* Needed for drm_vm_open() */ drm_vm_open_locked(vma); return 0; } |