linux-kernel - Re: [PATCH V2][1/4] mmc: solve DMA boundary limitation of CQHCI driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <202310191631.Hp1KsdtD-lkp@intel.com>
Date:   Thu, 19 Oct 2023 17:00:29 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jyan Chou <jyanchou@...ltek.com>, adrian.hunter@...el.com,
        ulf.hansson@...aro.org, jh80.chung@...sung.com
Cc:     oe-kbuild-all@...ts.linux.dev, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org, benchuanggli@...il.com,
        jyanchou@...ltek.com
Subject: Re: [PATCH V2][1/4] mmc: solve DMA boundary limitation of CQHCI
 driver

Hi Jyan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linus/master]
[also build test WARNING on ulf-hansson-mmc-mirror/next v6.6-rc6 next-20231018]
[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/Jyan-Chou/mmc-solve-DMA-boundary-limitation-of-CQHCI-driver/20231018-135532
base:   linus/master
patch link:    https://lore.kernel.org/r/20231018055326.18256-2-jyanchou%40realtek.com
patch subject: [PATCH V2][1/4] mmc: solve DMA boundary limitation of CQHCI driver
config: csky-randconfig-001-20231019 (https://download.01.org/0day-ci/archive/20231019/202310191631.Hp1KsdtD-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231019/202310191631.Hp1KsdtD-lkp@intel.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/202310191631.Hp1KsdtD-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/mmc/host/sdhci_am654.c:17:
>> drivers/mmc/host/cqhci.h:292:40: warning: 'struct mmc_data' declared inside parameter list will not be visible outside of this definition or declaration
     292 |         void (*setup_tran_desc)(struct mmc_data *data,
         |                                        ^~~~~~~~
--
>> drivers/mmc/host/cqhci-core.c:477:6: warning: no previous prototype for 'cqhci_set_tran_desc' [-Wmissing-prototypes]
     477 | void cqhci_set_tran_desc(u8 *desc, dma_addr_t addr, int len, bool end,
         |      ^~~~~~~~~~~~~~~~~~~


vim +292 drivers/mmc/host/cqhci.h

   281	
   282	struct cqhci_host_ops {
   283		void (*dumpregs)(struct mmc_host *mmc);
   284		void (*write_l)(struct cqhci_host *host, u32 val, int reg);
   285		u32 (*read_l)(struct cqhci_host *host, int reg);
   286		void (*enable)(struct mmc_host *mmc);
   287		void (*disable)(struct mmc_host *mmc, bool recovery);
   288		void (*update_dcmd_desc)(struct mmc_host *mmc, struct mmc_request *mrq,
   289					 u64 *data);
   290		void (*pre_enable)(struct mmc_host *mmc);
   291		void (*post_disable)(struct mmc_host *mmc);
 > 292		void (*setup_tran_desc)(struct mmc_data *data,
   293			struct cqhci_host *cq_host, u8 *desc, int sg_count);
   294	#ifdef CONFIG_MMC_CRYPTO
   295		int (*program_key)(struct cqhci_host *cq_host,
   296				   const union cqhci_crypto_cfg_entry *cfg, int slot);
   297	#endif
   298	};
   299	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki