linux-kernel - Re: [PATCH v2] x86/kernel: use pr_<level>() and dev

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: <201602141301.fXA1nSag%fengguang.wu@intel.com>
Date:	Sun, 14 Feb 2016 13:07:09 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Chen Yucong <slaoub@...il.com>
Cc:	kbuild-all@...org, mingo@...nel.org, tglx@...utronix.de,
	hpa@...or.com, x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] x86/kernel: use pr_<level>() and dev_<level>

Hi Chen,

[auto build test WARNING on tip/x86/core]
[also build test WARNING on v4.5-rc3 next-20160212]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Chen-Yucong/x86-kernel-use-pr_-level-and-dev_-level/20160214-121236
config: x86_64-allmodconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> arch/x86/pci/mmconfig_64.c:16:0: warning: "pr_fmt" redefined
    #define pr_fmt(fmt) "PCI: " fmt
    ^
   In file included from include/linux/kernel.h:13:0,
                    from include/linux/list.h:8,
                    from include/linux/pci.h:25,
                    from arch/x86/pci/mmconfig_64.c:8:
   include/linux/printk.h:236:0: note: this is the location of the previous definition
    #define pr_fmt(fmt) fmt
    ^

vim +/pr_fmt +16 arch/x86/pci/mmconfig_64.c

     1	/*
     2	 * mmconfig.c - Low-level direct PCI config space access via MMCONFIG
     3	 *
     4	 * This is an 64bit optimized version that always keeps the full mmconfig
     5	 * space mapped. This allows lockless config space operation.
     6	 */
     7	
     8	#include <linux/pci.h>
     9	#include <linux/init.h>
    10	#include <linux/acpi.h>
    11	#include <linux/bitmap.h>
    12	#include <linux/rcupdate.h>
    13	#include <asm/e820.h>
    14	#include <asm/pci_x86.h>
    15	
  > 16	#define pr_fmt(fmt) "PCI: " fmt
    17	
    18	static char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn)
    19	{
    20		struct pci_mmcfg_region *cfg = pci_mmconfig_lookup(seg, bus);
    21	
    22		if (cfg && cfg->virt)
    23			return cfg->virt + (PCI_MMCFG_BUS_OFFSET(bus) | (devfn << 12));
    24		return NULL;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/octet-stream" (53128 bytes)