linux-kernel - Re: [PATCH v5 1/2] riscv: Get rid of riscv_pfn

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Date:   Wed, 1 Mar 2023 08:56:04 +0100
From:   Alexandre Ghiti <alex@...ti.fr>
To:     kernel test robot <lkp@...el.com>,
        Alexandre Ghiti <alexghiti@...osinc.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>, Guo Ren <guoren@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Conor Dooley <conor@...nel.org>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arch@...r.kernel.org
Cc:     oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH v5 1/2] riscv: Get rid of riscv_pfn_base variable

On 1/28/23 15:58, kernel test robot wrote:
> Hi Alexandre,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on robh/for-next]
> [also build test WARNING on linus/master v6.2-rc5 next-20230127]
> [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/Alexandre-Ghiti/riscv-Get-rid-of-riscv_pfn_base-variable/20230125-161537
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
> patch link:    https://lore.kernel.org/r/20230125081214.1576313-2-alexghiti%40rivosinc.com
> patch subject: [PATCH v5 1/2] riscv: Get rid of riscv_pfn_base variable
> config: riscv-allnoconfig (https://download.01.org/0day-ci/archive/20230128/202301282230.sz4DCUe6-lkp@intel.com/config)
> compiler: riscv64-linux-gcc (GCC) 12.1.0
> reproduce (this is a W=1 build):
>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>          chmod +x ~/bin/make.cross
>          # https://github.com/intel-lab-lkp/linux/commit/90b21402dc8a7e6e36a62ad19c4969ff13fad168
>          git remote add linux-review https://github.com/intel-lab-lkp/linux
>          git fetch --no-tags linux-review Alexandre-Ghiti/riscv-Get-rid-of-riscv_pfn_base-variable/20230125-161537
>          git checkout 90b21402dc8a7e6e36a62ad19c4969ff13fad168
>          # save the config file
>          mkdir build_dir && cp config build_dir/.config
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@...el.com>
>
> All warnings (new ones prefixed by >>):
>
>     In file included from include/asm-generic/bug.h:22,
>                      from arch/riscv/include/asm/bug.h:83,
>                      from include/linux/bug.h:5,
>                      from arch/riscv/include/asm/cmpxchg.h:9,
>                      from arch/riscv/include/asm/atomic.h:19,
>                      from include/linux/atomic.h:7,
>                      from include/linux/jump_label.h:255,
>                      from arch/riscv/include/asm/vdso/processor.h:7,
>                      from include/vdso/processor.h:10,
>                      from arch/riscv/include/asm/processor.h:11,
>                      from arch/riscv/include/asm/irqflags.h:10,
>                      from include/linux/irqflags.h:16,
>                      from arch/riscv/include/asm/bitops.h:14,
>                      from include/linux/bitops.h:68,
>                      from include/linux/kernel.h:22,
>                      from mm/debug.c:9:
>     mm/debug.c: In function '__dump_page':
>>> include/linux/kern_levels.h:5:25: warning: format '%lx' expects argument of type 'long unsigned int', but argument 7 has type 'long long unsigned int' [-Wformat=]
>         5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
>           |                         ^~~~~~
>     include/linux/printk.h:429:25: note: in definition of macro 'printk_index_wrap'
>       429 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
>           |                         ^~~~
>     include/linux/printk.h:510:9: note: in expansion of macro 'printk'
>       510 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
>           |         ^~~~~~
>     include/linux/kern_levels.h:12:25: note: in expansion of macro 'KERN_SOH'
>        12 | #define KERN_WARNING    KERN_SOH "4"    /* warning conditions */
>           |                         ^~~~~~~~
>     include/linux/printk.h:510:16: note: in expansion of macro 'KERN_WARNING'
>       510 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
>           |                ^~~~~~~~~~~~
>     mm/debug.c:93:9: note: in expansion of macro 'pr_warn'
>        93 |         pr_warn("page:%p refcount:%d mapcount:%d mapping:%p index:%#lx pfn:%#lx\n",
>           |         ^~~~~~~
>
>
> vim +5 include/linux/kern_levels.h
>
> 314ba3520e513a Joe Perches 2012-07-30  4
> 04d2c8c83d0e3a Joe Perches 2012-07-30 @5  #define KERN_SOH	"\001"		/* ASCII Start Of Header */
> 04d2c8c83d0e3a Joe Perches 2012-07-30  6  #define KERN_SOH_ASCII	'\001'
> 04d2c8c83d0e3a Joe Perches 2012-07-30  7
>

And this one was mine, sorry I i overlooked that!