From: kernel test robot <lkp@intel.com>
To: Ard Biesheuvel <ardb@kernel.org>, linux-arm-kernel@lists.infradead.org
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
kbuild-all@lists.01.org, catalin.marinas@arm.com,
Jeremy Linton <jeremy.linton@arm.com>,
Christoph Hellwig <hch@lst.de>,
linux-acpi@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
will@kernel.org, Ard Biesheuvel <ardb@kernel.org>,
Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Subject: Re: [PATCH] arm64: mm: set ZONE_DMA size based on early IORT scan
Date: Mon, 12 Oct 2020 20:16:27 +0800 [thread overview]
Message-ID: <202010122001.a4T4cqFP-lkp@intel.com> (raw)
In-Reply-To: <20201010093153.30177-1-ardb@kernel.org>
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Hi Ard,
I love your patch! Perhaps something to improve:
[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on arm/for-next soc/for-next kvmarm/next v5.9 next-20201009]
[cannot apply to xlnx/master]
[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]
url: https://github.com/0day-ci/linux/commits/Ard-Biesheuvel/arm64-mm-set-ZONE_DMA-size-based-on-early-IORT-scan/20201011-071053
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: arm64-randconfig-s031-20201012 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-rc1-dirty
# https://github.com/0day-ci/linux/commit/887b39ea481d299f24bd5ed803deec25e61ac6ec
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Ard-Biesheuvel/arm64-mm-set-ZONE_DMA-size-based-on-early-IORT-scan/20201011-071053
git checkout 887b39ea481d299f24bd5ed803deec25e61ac6ec
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/acpi/arm64/iort.c:1725:21: warning: no previous prototype for 'acpi_iort_get_zone_dma_size' [-Wmissing-prototypes]
1725 | unsigned int __init acpi_iort_get_zone_dma_size(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/acpi/arm64/iort.c: In function 'acpi_iort_get_zone_dma_size':
drivers/acpi/arm64/iort.c:1760:33: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
1760 | if (rc->memory_address_limit);
| ^
In file included from include/linux/ioport.h:13,
from include/linux/acpi.h:12,
from include/linux/acpi_iort.h:10,
from drivers/acpi/arm64/iort.c:13:
>> include/linux/compiler.h:56:23: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
| ^~
drivers/acpi/arm64/iort.c:1760:4: note: in expansion of macro 'if'
1760 | if (rc->memory_address_limit);
| ^~
drivers/acpi/arm64/iort.c:1761:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
1761 | limit = min(limit, rc->memory_address_limit);
| ^~~~~
vim +/if +56 include/linux/compiler.h
2bcd521a684cc9 Steven Rostedt 2008-11-21 50
2bcd521a684cc9 Steven Rostedt 2008-11-21 51 #ifdef CONFIG_PROFILE_ALL_BRANCHES
2bcd521a684cc9 Steven Rostedt 2008-11-21 52 /*
2bcd521a684cc9 Steven Rostedt 2008-11-21 53 * "Define 'is'", Bill Clinton
2bcd521a684cc9 Steven Rostedt 2008-11-21 54 * "Define 'if'", Steven Rostedt
2bcd521a684cc9 Steven Rostedt 2008-11-21 55 */
a15fd609ad53a6 Linus Torvalds 2019-03-20 @56 #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) )
a15fd609ad53a6 Linus Torvalds 2019-03-20 57
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2020-10-12 12:18 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-10 9:31 [PATCH] arm64: mm: set ZONE_DMA size based on early IORT scan Ard Biesheuvel
2020-10-12 9:28 ` Catalin Marinas
2020-10-12 9:30 ` Ard Biesheuvel
2020-10-12 10:43 ` Ard Biesheuvel
2020-10-12 11:24 ` Catalin Marinas
2020-10-12 14:19 ` Ard Biesheuvel
2020-10-12 15:49 ` Catalin Marinas
2020-10-12 15:55 ` Ard Biesheuvel
2020-10-12 16:22 ` Catalin Marinas
2020-10-12 16:35 ` Ard Biesheuvel
2020-10-12 16:59 ` Catalin Marinas
2020-10-13 14:42 ` Nicolas Saenz Julienne
2020-10-13 15:45 ` Catalin Marinas
2020-10-14 12:44 ` Ard Biesheuvel
2020-10-14 12:54 ` Nicolas Saenz Julienne
2020-10-12 12:16 ` kernel test robot [this message]
2020-10-13 11:09 ` Lorenzo Pieralisi
2020-10-13 11:22 ` Ard Biesheuvel
2020-10-13 11:38 ` Ard Biesheuvel
2020-10-13 11:43 ` Ard Biesheuvel
2020-10-13 13:13 ` Lorenzo Pieralisi
2020-10-13 13:42 ` Ard Biesheuvel
2020-10-13 15:11 ` Robin Murphy
2020-10-13 15:41 ` Lorenzo Pieralisi
2020-10-14 16:18 ` Catalin Marinas
2020-10-14 17:23 ` Lorenzo Pieralisi
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