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Date: Thu, 13 Jan 2022 16:56:04 +0800
From: kernel test robot <lkp@...el.com>
To: Iouri Tarassov <iourit@...ux.microsoft.com>, kys@...rosoft.com,
haiyangz@...rosoft.com, sthemmin@...rosoft.com, wei.liu@...nel.org,
linux-hyperv@...r.kernel.org
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, spronovo@...rosoft.com,
gregkh@...uxfoundation.org
Subject: Re: [PATCH v1 3/9] drivers: hv: dxgkrnl: Implement
creation/destruction of GPU allocations/resources
Hi Iouri,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.16 next-20220113]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Iouri-Tarassov/drivers-hv-dxgkrnl-Driver-overview/20220113-035836
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git e3084ed48fd6b661fe434da0cb36d7d6706cf27f
config: arm64-randconfig-r032-20220113 (https://download.01.org/0day-ci/archive/20220113/202201131642.1nercfCr-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d1021978b8e7e35dcc30201ca1731d64b5a602a8)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/0day-ci/linux/commit/a2aa8c606c48a4e6bf8a7a51e2e4e5738e35da32
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Iouri-Tarassov/drivers-hv-dxgkrnl-Driver-overview/20220113-035836
git checkout a2aa8c606c48a4e6bf8a7a51e2e4e5738e35da32
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/hv/dxgkrnl/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from drivers/hv/dxgkrnl/ioctl.c:21:
drivers/hv/dxgkrnl/dxgvmbus.h:867:26: warning: implicit conversion from enumeration type 'enum dxgkvmb_commandtype' to different enumeration type 'enum dxgkvmb_commandtype_global' [-Wenum-conversion]
command->command_type = DXGK_VMBCOMMAND_INVALID;
~ ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/hv/dxgkrnl/ioctl.c:1245:5: warning: no previous prototype for function 'validate_alloc' [-Wmissing-prototypes]
int validate_alloc(struct dxgallocation *alloc0,
^
drivers/hv/dxgkrnl/ioctl.c:1245:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int validate_alloc(struct dxgallocation *alloc0,
^
static
2 warnings generated.
--
In file included from drivers/hv/dxgkrnl/dxgvmbus.c:23:
drivers/hv/dxgkrnl/dxgvmbus.h:867:26: warning: implicit conversion from enumeration type 'enum dxgkvmb_commandtype' to different enumeration type 'enum dxgkvmb_commandtype_global' [-Wenum-conversion]
command->command_type = DXGK_VMBCOMMAND_INVALID;
~ ^~~~~~~~~~~~~~~~~~~~~~~
drivers/hv/dxgkrnl/dxgvmbus.c:151:5: warning: no previous prototype for function 'ntstatus2int' [-Wmissing-prototypes]
int ntstatus2int(struct ntstatus status)
^
drivers/hv/dxgkrnl/dxgvmbus.c:151:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int ntstatus2int(struct ntstatus status)
^
static
drivers/hv/dxgkrnl/dxgvmbus.c:254:6: warning: no previous prototype for function 'process_inband_packet' [-Wmissing-prototypes]
void process_inband_packet(struct dxgvmbuschannel *channel,
^
drivers/hv/dxgkrnl/dxgvmbus.c:254:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void process_inband_packet(struct dxgvmbuschannel *channel,
^
static
drivers/hv/dxgkrnl/dxgvmbus.c:272:6: warning: no previous prototype for function 'process_completion_packet' [-Wmissing-prototypes]
void process_completion_packet(struct dxgvmbuschannel *channel,
^
drivers/hv/dxgkrnl/dxgvmbus.c:272:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void process_completion_packet(struct dxgvmbuschannel *channel,
^
static
drivers/hv/dxgkrnl/dxgvmbus.c:398:5: warning: no previous prototype for function 'dxgvmb_send_async_msg' [-Wmissing-prototypes]
int dxgvmb_send_async_msg(struct dxgvmbuschannel *channel,
^
drivers/hv/dxgkrnl/dxgvmbus.c:398:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int dxgvmb_send_async_msg(struct dxgvmbuschannel *channel,
^
static
>> drivers/hv/dxgkrnl/dxgvmbus.c:909:5: warning: no previous prototype for function 'create_existing_sysmem' [-Wmissing-prototypes]
int create_existing_sysmem(struct dxgdevice *device,
^
drivers/hv/dxgkrnl/dxgvmbus.c:909:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int create_existing_sysmem(struct dxgdevice *device,
^
static
drivers/hv/dxgkrnl/dxgvmbus.c:234:20: warning: unused function 'command_vm_to_host_init0' [-Wunused-function]
static inline void command_vm_to_host_init0(struct dxgkvmb_command_vm_to_host
^
7 warnings generated.
vim +/validate_alloc +1245 drivers/hv/dxgkrnl/ioctl.c
1244
> 1245 int validate_alloc(struct dxgallocation *alloc0,
1246 struct dxgallocation *alloc,
1247 struct dxgdevice *device,
1248 struct d3dkmthandle alloc_handle)
1249 {
1250 u32 fail_reason;
1251
1252 if (alloc == NULL) {
1253 fail_reason = 1;
1254 goto cleanup;
1255 }
1256 if (alloc->resource_owner != alloc0->resource_owner) {
1257 fail_reason = 2;
1258 goto cleanup;
1259 }
1260 if (alloc->resource_owner) {
1261 if (alloc->owner.resource != alloc0->owner.resource) {
1262 fail_reason = 3;
1263 goto cleanup;
1264 }
1265 if (alloc->owner.resource->device != device) {
1266 fail_reason = 4;
1267 goto cleanup;
1268 }
1269 if (alloc->owner.resource->shared_owner) {
1270 fail_reason = 5;
1271 goto cleanup;
1272 }
1273 } else {
1274 if (alloc->owner.device != device) {
1275 fail_reason = 6;
1276 goto cleanup;
1277 }
1278 }
1279 return 0;
1280 cleanup:
1281 pr_err("Alloc validation failed: reason: %d %x",
1282 fail_reason, alloc_handle.v);
1283 return -EINVAL;
1284 }
1285
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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