Am 20.09.22 um 14:38 schrieb Chen, Guchun:
Looks using 'int r = 0;' is better?
No, local initialization is usually preferred in the kernel over
initializing on declaration.
Anyway, this patch is: Reviewed-by: Guchun Chen <[email protected]>
Thanks,
Christian.
Regards,
Guchun
-----Original Message-----
From: amd-gfx <[email protected]> On Behalf Of Christian
König
Sent: Tuesday, September 20, 2022 8:16 PM
To: [email protected]
Cc: Koenig, Christian <[email protected]>
Subject: [PATCH] drm/amdgpu: properly initialize return value during CS
The return value is no longer initialized before the loop because of moving
code around.
Signed-off-by: Christian König <[email protected]>
Fixes: 1ce5d2d0c831 ("drm/amdgpu: move entity selection and job init earlier during
CS")
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 58088c663125..e452350f462a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -1184,6 +1184,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
/* If userptr are invalidated after amdgpu_cs_parser_bos(), return
* -EAGAIN, drmIoctl in libdrm will restart the amdgpu_cs_ioctl.
*/
+ r = 0;
amdgpu_bo_list_for_each_userptr_entry(e, p->bo_list) {
struct amdgpu_bo *bo = ttm_to_amdgpu_bo(e->tv.bo);
--
2.25.1
