diff options
| author | Thomas Hellstrom <thellstrom@vmware.com> | 2009-12-07 18:36:18 +0100 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-10 15:09:03 +1000 |
| commit | 98ffc4158e12008102cb6ae242a7fc46f9243f0d (patch) | |
| tree | fa8b231281fac87afe88ab9a0539c6ab5cdc2100 /drivers/gpu/drm/ttm/ttm_bo_vm.c | |
| parent | 312ea8da049a1830aa50c6e00002e50e30df476e (diff) | |
| download | lwn-98ffc4158e12008102cb6ae242a7fc46f9243f0d.tar.gz lwn-98ffc4158e12008102cb6ae242a7fc46f9243f0d.zip | |
drm/ttm: Have the TTM code return -ERESTARTSYS instead of -ERESTART.
Return -ERESTARTSYS instead of -ERESTART when interrupted by a signal.
The -ERESTARTSYS is converted to an -EINTR by the kernel signal layer
before returned to user-space.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo_vm.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_vm.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index 1c040d040338..609a85a4d855 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -114,7 +114,7 @@ static int ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) ret = ttm_bo_wait(bo, false, true, false); spin_unlock(&bo->lock); if (unlikely(ret != 0)) { - retval = (ret != -ERESTART) ? + retval = (ret != -ERESTARTSYS) ? VM_FAULT_SIGBUS : VM_FAULT_NOPAGE; goto out_unlock; } @@ -349,9 +349,6 @@ ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp, switch (ret) { case 0: break; - case -ERESTART: - ret = -EINTR; - goto out_unref; case -EBUSY: ret = -EAGAIN; goto out_unref; @@ -421,8 +418,6 @@ ssize_t ttm_bo_fbdev_io(struct ttm_buffer_object *bo, const char __user *wbuf, switch (ret) { case 0: break; - case -ERESTART: - return -EINTR; case -EBUSY: return -EAGAIN; default: |