drm/radeon/kms: Return to userspace on ERESTARTSYS
radeon_object.h wasn't converted to ERESTARTSYS change. No
each time we got an ERESTARTSYS we return to userspace (ie
we were interrupted by a signal and we let the userspace
reschedule the ioctl).
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index f6b69c2..a02f180 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -59,19 +59,17 @@
*
* Returns:
* -EBUSY: buffer is busy and @no_wait is true
- * -ERESTART: A wait for the buffer to become unreserved was interrupted by
+ * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by
* a signal. Release all buffer reservations and return to user-space.
*/
static inline int radeon_bo_reserve(struct radeon_bo *bo, bool no_wait)
{
int r;
-retry:
r = ttm_bo_reserve(&bo->tbo, true, no_wait, false, 0);
if (unlikely(r != 0)) {
- if (r == -ERESTART)
- goto retry;
- dev_err(bo->rdev->dev, "%p reserve failed\n", bo);
+ if (r != -ERESTARTSYS)
+ dev_err(bo->rdev->dev, "%p reserve failed\n", bo);
return r;
}
return 0;
@@ -125,12 +123,10 @@
{
int r;
-retry:
r = ttm_bo_reserve(&bo->tbo, true, no_wait, false, 0);
if (unlikely(r != 0)) {
- if (r == -ERESTART)
- goto retry;
- dev_err(bo->rdev->dev, "%p reserve failed for wait\n", bo);
+ if (r != -ERESTARTSYS)
+ dev_err(bo->rdev->dev, "%p reserve failed for wait\n", bo);
return r;
}
spin_lock(&bo->tbo.lock);
@@ -140,8 +136,6 @@
r = ttm_bo_wait(&bo->tbo, true, true, no_wait);
spin_unlock(&bo->tbo.lock);
ttm_bo_unreserve(&bo->tbo);
- if (unlikely(r == -ERESTART))
- goto retry;
return r;
}