linux-kernel - Re: [PATCH] scsi: qedf: Fix defective logging format and argument mismatches

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Message-ID: <201703070152.Zspd61cr%fengguang.wu@intel.com>
Date:   Tue, 7 Mar 2017 01:52:36 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Joe Perches <joe@...ches.com>
Cc:     kbuild-all@...org, QLogic-Storage-Upstream@...ium.com,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scsi: qedf: Fix defective logging format and argument
 mismatches

Hi Joe,

[auto build test WARNING on scsi/for-next]
[also build test WARNING on v4.11-rc1 next-20170306]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Joe-Perches/scsi-qedf-Fix-defective-logging-format-and-argument-mismatches/20170307-005400
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
config: xtensa-allmodconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 4.9.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=xtensa 

All warnings (new ones prefixed by >>):

   drivers/scsi/qedf/qedf_main.c: In function 'qedf_alloc_bdq':
>> drivers/scsi/qedf/qedf_main.c:2458:2: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 7 has type 'dma_addr_t' [-Wformat=]
     QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC,
     ^

vim +2458 drivers/scsi/qedf/qedf_main.c

61d8658b Dupuis, Chad 2017-02-15  2442  		}
61d8658b Dupuis, Chad 2017-02-15  2443  	}
61d8658b Dupuis, Chad 2017-02-15  2444  
61d8658b Dupuis, Chad 2017-02-15  2445  	/* Alloc dma memory for BDQ page buffer list */
61d8658b Dupuis, Chad 2017-02-15  2446  	qedf->bdq_pbl_mem_size =
61d8658b Dupuis, Chad 2017-02-15  2447  	    QEDF_BDQ_SIZE * sizeof(struct scsi_bd);
61d8658b Dupuis, Chad 2017-02-15  2448  	qedf->bdq_pbl_mem_size =
61d8658b Dupuis, Chad 2017-02-15  2449  	    ALIGN(qedf->bdq_pbl_mem_size, QEDF_PAGE_SIZE);
61d8658b Dupuis, Chad 2017-02-15  2450  
61d8658b Dupuis, Chad 2017-02-15  2451  	qedf->bdq_pbl = dma_alloc_coherent(&qedf->pdev->dev,
61d8658b Dupuis, Chad 2017-02-15  2452  	    qedf->bdq_pbl_mem_size, &qedf->bdq_pbl_dma, GFP_KERNEL);
61d8658b Dupuis, Chad 2017-02-15  2453  	if (!qedf->bdq_pbl) {
61d8658b Dupuis, Chad 2017-02-15  2454  		QEDF_ERR(&(qedf->dbg_ctx), "Could not allocate BDQ PBL.\n");
61d8658b Dupuis, Chad 2017-02-15  2455  		return -ENOMEM;
61d8658b Dupuis, Chad 2017-02-15  2456  	}
61d8658b Dupuis, Chad 2017-02-15  2457  
61d8658b Dupuis, Chad 2017-02-15 @2458  	QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_DISC,
61d8658b Dupuis, Chad 2017-02-15  2459  	    "BDQ PBL addr=0x%p dma=0x%llx.\n", qedf->bdq_pbl,
61d8658b Dupuis, Chad 2017-02-15  2460  	    qedf->bdq_pbl_dma);
61d8658b Dupuis, Chad 2017-02-15  2461  
61d8658b Dupuis, Chad 2017-02-15  2462  	/*
61d8658b Dupuis, Chad 2017-02-15  2463  	 * Populate BDQ PBL with physical and virtual address of individual
61d8658b Dupuis, Chad 2017-02-15  2464  	 * BDQ buffers
61d8658b Dupuis, Chad 2017-02-15  2465  	 */
61d8658b Dupuis, Chad 2017-02-15  2466  	pbl = (struct scsi_bd *)qedf->bdq_pbl;

:::::: The code at line 2458 was first introduced by commit
:::::: 61d8658b4a435eac729966cc94cdda077a8df5cd scsi: qedf: Add QLogic FastLinQ offload FCoE driver framework.

:::::: TO: Dupuis, Chad <chad.dupuis@...ium.com>
:::::: CC: Martin K. Petersen <martin.petersen@...cle.com>

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