linux-kernel - RE: [PATCH v3 01/11] cxl/mbox: Add GET_SUPPORTED

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Message-ID: <6629bb080d9d4edea68866860d73fad7@huawei.com>
Date:   Fri, 24 Nov 2023 16:05:08 +0000
From:   Shiju Jose <shiju.jose@...wei.com>
To:     kernel test robot <lkp@...el.com>,
        "linux-cxl@...r.kernel.org" <linux-cxl@...r.kernel.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
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Subject: RE: [PATCH v3 01/11] cxl/mbox: Add GET_SUPPORTED_FEATURES mailbox
 command

Hi,

These warnings are fixed. Will add in the next version.

Thanks,
Shiju

>-----Original Message-----
>From: kernel test robot <lkp@...el.com>
>Sent: 24 November 2023 13:20
>To: Shiju Jose <shiju.jose@...wei.com>; linux-cxl@...r.kernel.org; linux-
>mm@...ck.org; dave@...olabs.net; Jonathan Cameron
><jonathan.cameron@...wei.com>; dave.jiang@...el.com;
>alison.schofield@...el.com; vishal.l.verma@...el.com; ira.weiny@...el.com;
>dan.j.williams@...el.com
>Cc: oe-kbuild-all@...ts.linux.dev; linux-acpi@...r.kernel.org; linux-
>kernel@...r.kernel.org; david@...hat.com; Vilas.Sridharan@....com;
>leo.duran@....com; Yazen.Ghannam@....com; rientjes@...gle.com;
>jiaqiyan@...gle.com; tony.luck@...el.com; Jon.Grimm@....com;
>dave.hansen@...ux.intel.com; rafael@...nel.org; lenb@...nel.org;
>naoya.horiguchi@....com; james.morse@....com; jthoughton@...gle.com;
>somasundaram.a@....com; erdemaktas@...gle.com; pgonda@...gle.com;
>duenwen@...gle.com; mike.malvestuto@...el.com
>Subject: Re: [PATCH v3 01/11] cxl/mbox: Add GET_SUPPORTED_FEATURES
>mailbox command
>
>Hi,
>
>kernel test robot noticed the following build warnings:
>
>[auto build test WARNING on krzk-mem-ctrl/for-next] [also build test WARNING
>on linus/master v6.7-rc2 next-20231124] [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#_base_tree_information]
>
>url:    https://github.com/intel-lab-lkp/linux/commits/shiju-jose-huawei-com/cxl-
>mbox-Add-GET_SUPPORTED_FEATURES-mailbox-command/20231124-014622
>base:   https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl.git
>for-next
>patch link:    https://lore.kernel.org/r/20231123174355.1176-2-
>shiju.jose%40huawei.com
>patch subject: [PATCH v3 01/11] cxl/mbox: Add GET_SUPPORTED_FEATURES
>mailbox command
>config: i386-randconfig-061-20231124 (https://download.01.org/0day-
>ci/archive/20231124/202311241526.R8n6AibH-lkp@...el.com/config)
>compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git
>ae42196bc493ffe877a7e3dff8be32035dea4d07)
>reproduce (this is a W=1 build): (https://download.01.org/0day-
>ci/archive/20231124/202311241526.R8n6AibH-lkp@...el.com/reproduce)
>
>If you fix the issue in a separate patch/commit (i.e. not just a new version of the
>same patch/commit), kindly add following tags
>| Reported-by: kernel test robot <lkp@...el.com>
>| Closes:
>| https://lore.kernel.org/oe-kbuild-all/202311241526.R8n6AibH-lkp@intel.
>| com/
>
>sparse warnings: (new ones prefixed by >>)
>>> drivers/cxl/core/mbox.c:1317:30: sparse: sparse: cast from restricted
>>> __le32
>
>vim +1317 drivers/cxl/core/mbox.c
>
>  1305
>  1306	int cxl_get_supported_features(struct cxl_memdev_state *mds,
>  1307							struct
>cxl_mbox_get_supp_feats_in *pi,
>  1308							void *feats_out)
>  1309	{
>  1310		struct cxl_mbox_cmd mbox_cmd;
>  1311		int rc;
>  1312
>  1313		mbox_cmd = (struct cxl_mbox_cmd) {
>  1314			.opcode = CXL_MBOX_OP_GET_SUPPORTED_FEATURES,
>  1315			.size_in = sizeof(*pi),
>  1316			.payload_in = pi,
>> 1317			.size_out = (size_t)pi->count,
>  1318			.payload_out = feats_out,
>  1319			.min_out = sizeof(struct cxl_mbox_get_supp_feats_out),
>  1320		};
>  1321		rc = cxl_internal_send_cmd(mds, &mbox_cmd);
>  1322		if (rc < 0)
>  1323			return rc;
>  1324
>  1325		return 0;
>  1326	}
>  1327	EXPORT_SYMBOL_NS_GPL(cxl_get_supported_features, CXL);
>  1328
>
>--
>0-DAY CI Kernel Test Service
>https://github.com/intel/lkp-tests/wiki