Re: [PATCH 1/4] drivers: hv: dxgkrnl: core code

From: Iouri Tarassov
Date: Wed Aug 26 2020 - 16:20:31 EST



On 8/14/2020 6:18 AM, Wei Liu wrote:
On Fri, Aug 14, 2020 at 08:38:53AM -0400, Sasha Levin wrote:
[...]
+
+#include "dxgkrnl.h"
+
+int dxgadapter_init(struct dxgadapter *adapter, struct hv_device *hdev)
+{
+ int ret = 0;
+ char s[80];
+
+ UNUSED(s);
If s is not used, why not just remove it?

Indeed it is not used anywhere in this function. That saves you 80 bytes
on stack.

+static int dxgk_destroy_hwcontext(struct dxgprocess *process,
+ void *__user inargs)
+{
+ /* This is obsolete entry point */
+ return ENOTTY;
+}
+
Other places have been using negative numbers for errors. I guess you
want -ENOTTY here too.

Wei.