Am 26.04.2017 um 03:17 schrieb Michel Dänzer:
On 26/04/17 06:25 AM, Alex Xie wrote:
1. The wait is short. There is not much benefit by
interruptible waiting.
2. In this function and caller functions, the error
handling for such interrupt is complicated and risky.
Change-Id: I289674ecd3f5ef20c93fe63e33df6d668b3c2edc
Signed-off-by: Alex Xie <alexbin....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 43082bf..c006cc4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -227,7 +227,7 @@ int amdgpu_crtc_prepare_flip(
new_abo = gem_to_amdgpu_bo(obj);
/* pin the new buffer */
- r = amdgpu_bo_reserve(new_abo, false);
+ r = amdgpu_bo_reserve(new_abo, true);
if (unlikely(r != 0)) {
DRM_ERROR("failed to reserve new abo buffer before flip\n");
goto cleanup;
I'm afraid we have no choice but to use interruptible here, because this
code runs as part of an ioctl (DRM_IOCTL_MODE_PAGE_FLIP).
Yes, agree. But the error message is incorrect here and should be removed.
Christian.
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