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]
Date:   Sat, 3 Feb 2018 10:39:46 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Mathieu Malaterre <malat@...ian.org>
Cc:     kbuild-all@...org,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Lennart Sorensen <lsorense@...lub.uwaterloo.ca>,
        Mathieu Malaterre <malat@...ian.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Tomi Valkeinen <tomi.valkeinen@...com>,
        linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] Fix loading of module radeonfb on PowerMac

Hi Mathieu,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v4.15 next-20180202]
[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/Mathieu-Malaterre/Fix-loading-of-module-radeonfb-on-PowerMac/20180203-085907
config: x86_64-randconfig-x009-201804 (attached as .config)
compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   In file included from drivers/video/fbdev/aty/radeon_base.c:91:0:
>> drivers/video/fbdev/aty/../edid.h:21:0: warning: "EDID_LENGTH" redefined
    #define EDID_LENGTH    0x80
    
   In file included from include/drm/drm_crtc.h:44:0,
                    from include/drm/drm_fb_helper.h:35,
                    from drivers/video/fbdev/aty/radeon_base.c:73:
   include/drm/drm_edid.h:32:0: note: this is the location of the previous definition
    #define EDID_LENGTH 128
    
   Cyclomatic Complexity 1 arch/x86/include/asm/bitops.h:fls64
   Cyclomatic Complexity 1 include/linux/log2.h:__ilog2_u64
   Cyclomatic Complexity 1 include/asm-generic/getorder.h:__get_order
   Cyclomatic Complexity 1 include/linux/string.h:strnlen
   Cyclomatic Complexity 4 include/linux/string.h:strlen
   Cyclomatic Complexity 6 include/linux/string.h:strlcpy
   Cyclomatic Complexity 4 include/linux/string.h:memcpy
   Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_disable
   Cyclomatic Complexity 1 arch/x86/include/asm/paravirt.h:arch_local_irq_enable
   Cyclomatic Complexity 1 include/linux/spinlock.h:spinlock_check
   Cyclomatic Complexity 1 include/linux/spinlock.h:spin_unlock_irqrestore
   Cyclomatic Complexity 1 include/linux/jiffies.h:_msecs_to_jiffies
   Cyclomatic Complexity 3 include/linux/jiffies.h:msecs_to_jiffies
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readb
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readw
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:readl
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writeb
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:writel
   Cyclomatic Complexity 1 arch/x86/include/asm/io.h:ioremap
   Cyclomatic Complexity 1 include/linux/kobject.h:kobject_name
   Cyclomatic Complexity 2 include/linux/device.h:dev_name
   Cyclomatic Complexity 1 include/linux/device.h:dev_get_drvdata
   Cyclomatic Complexity 1 include/linux/device.h:dev_set_drvdata
   Cyclomatic Complexity 1 include/linux/io.h:arch_phys_wc_add
   Cyclomatic Complexity 1 include/linux/io.h:arch_phys_wc_del
   Cyclomatic Complexity 68 include/linux/slab.h:kmalloc_large
   Cyclomatic Complexity 3 include/linux/slab.h:kmalloc
   Cyclomatic Complexity 1 include/linux/slab.h:kzalloc
   Cyclomatic Complexity 1 include/linux/pci.h:pci_get_drvdata
   Cyclomatic Complexity 1 include/linux/pci.h:pci_set_drvdata
   Cyclomatic Complexity 1 include/linux/pci.h:pci_name
   Cyclomatic Complexity 2 include/linux/fb.h:alloc_apertures
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeonfb.h:radeon_pll_errata_after_index
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeonfb.h:radeon_pll_errata_after_data
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:round_div
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeonfb.h:var_to_depth
   Cyclomatic Complexity 5 drivers/video/fbdev/aty/radeonfb.h:radeon_get_dstbpp
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:radeonfb_bl_init
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeonfb.h:radeonfb_bl_exit
   Cyclomatic Complexity 1 include/drm/drm_fb_helper.h:drm_fb_helper_remove_conflicting_framebuffers
   Cyclomatic Complexity 21 drivers/video/fbdev/aty/radeon_base.c:radeon_calc_pll_regs
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeonfb_exit
   Cyclomatic Complexity 6 drivers/video/fbdev/aty/radeon_base.c:radeon_find_mem_vbios
   Cyclomatic Complexity 4 drivers/video/fbdev/aty/radeon_base.c:radeon_kick_out_firmware_fb
   Cyclomatic Complexity 5 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pci_unregister
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_show_one_edid
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_show_edid2
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_show_edid1
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_set_fbinfo
   Cyclomatic Complexity 18 drivers/video/fbdev/aty/radeon_base.c:radeonfb_check_var
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_unmap_ROM
   Cyclomatic Complexity 7 drivers/video/fbdev/aty/radeon_base.c:radeon_map_ROM
   Cyclomatic Complexity 16 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setup
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeonfb_init
   Cyclomatic Complexity 8 drivers/video/fbdev/aty/radeon_base.c:_radeon_msleep
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_pll_errata_after_index_slow
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_pll_errata_after_data_slow
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:_OUTREGP
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__INPLL
   Cyclomatic Complexity 20 drivers/video/fbdev/aty/radeon_base.c:radeon_probe_pll_params
   Cyclomatic Complexity 10 drivers/video/fbdev/aty/radeon_base.c:radeon_get_pllinfo
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:radeon_save_state
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__OUTPLL
   Cyclomatic Complexity 1 drivers/video/fbdev/aty/radeon_base.c:__OUTPLLP
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:_radeon_fifo_wait
   Cyclomatic Complexity 17 drivers/video/fbdev/aty/radeon_base.c:radeon_write_pll_regs
   Cyclomatic Complexity 25 drivers/video/fbdev/aty/radeon_base.c:radeon_identify_vram
   Cyclomatic Complexity 31 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pci_register
   Cyclomatic Complexity 10 drivers/video/fbdev/aty/radeon_base.c:radeonfb_ioctl
   Cyclomatic Complexity 4 drivers/video/fbdev/aty/radeon_base.c:radeonfb_pan_display
   Cyclomatic Complexity 16 drivers/video/fbdev/aty/radeon_base.c:radeon_setcolreg
   Cyclomatic Complexity 9 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setcmap
   Cyclomatic Complexity 6 drivers/video/fbdev/aty/radeon_base.c:radeonfb_setcolreg
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:radeon_engine_flush
   Cyclomatic Complexity 3 drivers/video/fbdev/aty/radeon_base.c:_radeon_engine_idle
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeon_lvds_timer_func
   Cyclomatic Complexity 17 drivers/video/fbdev/aty/radeon_base.c:radeon_screen_blank
   Cyclomatic Complexity 2 drivers/video/fbdev/aty/radeon_base.c:radeonfb_blank
   Cyclomatic Complexity 7 drivers/video/fbdev/aty/radeon_base.c:radeon_write_mode
   Cyclomatic Complexity 42 drivers/video/fbdev/aty/radeon_base.c:radeonfb_set_par
   In file included from drivers/video/fbdev/aty/radeon_base.c:91:0:
>> drivers/video/fbdev/aty/../edid.h:21:0: warning: "EDID_LENGTH" redefined
    #define EDID_LENGTH    0x80
    
   In file included from include/drm/drm_crtc.h:44:0,
                    from include/drm/drm_fb_helper.h:35,
                    from drivers/video/fbdev/aty/radeon_base.c:73:
   include/drm/drm_edid.h:32:0: note: this is the location of the previous definition
    #define EDID_LENGTH 128
    

vim +/EDID_LENGTH +21 drivers/video/fbdev/aty/../edid.h

^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16  20  
^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16 @21  #define EDID_LENGTH				0x80
^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16  22  #define EDID_HEADER				0x00
^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16  23  #define EDID_HEADER_END				0x07
^1da177e drivers/video/edid.h Linus Torvalds 2005-04-16  24  

:::::: The code at line 21 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

---
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/gzip" (27883 bytes)

Powered by blists - more mailing lists