linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: kbuild test robot <lkp@intel.com>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: npiggin@gmail.com, paulus@samba.org, kbuild-all@01.org,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v4 2/8] powerpc/mm/hash64: Map all the kernel regions in the same 0xc range
Date: Thu, 18 Apr 2019 06:27:40 +0800	[thread overview]
Message-ID: <201904180613.HFThZ6pS%lkp@intel.com> (raw)
In-Reply-To: <20190417125920.785-3-aneesh.kumar@linux.ibm.com>

[-- Attachment #1: Type: text/plain, Size: 5459 bytes --]

Hi "Aneesh,

I love your patch! Yet something to improve:

[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.1-rc5 next-20190417]
[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/Aneesh-Kumar-K-V/Update-hash-MMU-kernel-mapping-to-be-in-sync-with-radix/20190417-223135
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-pseries_defconfig (attached as .config)
compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


All error/warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:11:0,
                    from arch/powerpc/mm/pgtable-radix.c:14:
   arch/powerpc/mm/pgtable-radix.c: In function '__map_kernel_page':
>> include/linux/compiler.h:344:38: error: call to '__compiletime_assert_139' declared with attribute error: BUILD_BUG_ON failed: RADIX_KERN_MAP_SIZE != MAX_EA_BITS_PER_CONTEXT
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
                                         ^
   include/linux/compiler.h:325:4: note: in definition of macro '__compiletime_assert'
       prefix ## suffix();    \
       ^~~~~~
   include/linux/compiler.h:344:2: note: in expansion of macro '_compiletime_assert'
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
    #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                        ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
     BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
     ^~~~~~~~~~~~~~~~
>> arch/powerpc/mm/pgtable-radix.c:139:2: note: in expansion of macro 'BUILD_BUG_ON'
     BUILD_BUG_ON(RADIX_KERN_MAP_SIZE != MAX_EA_BITS_PER_CONTEXT);
     ^~~~~~~~~~~~
--
   In file included from include/linux/kernel.h:11:0,
                    from arch/powerpc//mm/pgtable-radix.c:14:
   arch/powerpc//mm/pgtable-radix.c: In function '__map_kernel_page':
>> include/linux/compiler.h:344:38: error: call to '__compiletime_assert_139' declared with attribute error: BUILD_BUG_ON failed: RADIX_KERN_MAP_SIZE != MAX_EA_BITS_PER_CONTEXT
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
                                         ^
   include/linux/compiler.h:325:4: note: in definition of macro '__compiletime_assert'
       prefix ## suffix();    \
       ^~~~~~
   include/linux/compiler.h:344:2: note: in expansion of macro '_compiletime_assert'
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
    #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                        ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
     BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
     ^~~~~~~~~~~~~~~~
   arch/powerpc//mm/pgtable-radix.c:139:2: note: in expansion of macro 'BUILD_BUG_ON'
     BUILD_BUG_ON(RADIX_KERN_MAP_SIZE != MAX_EA_BITS_PER_CONTEXT);
     ^~~~~~~~~~~~

vim +/__compiletime_assert_139 +344 include/linux/compiler.h

9a8ab1c3 Daniel Santos 2013-02-21  330  
9a8ab1c3 Daniel Santos 2013-02-21  331  #define _compiletime_assert(condition, msg, prefix, suffix) \
9a8ab1c3 Daniel Santos 2013-02-21  332  	__compiletime_assert(condition, msg, prefix, suffix)
9a8ab1c3 Daniel Santos 2013-02-21  333  
9a8ab1c3 Daniel Santos 2013-02-21  334  /**
9a8ab1c3 Daniel Santos 2013-02-21  335   * compiletime_assert - break build and emit msg if condition is false
9a8ab1c3 Daniel Santos 2013-02-21  336   * @condition: a compile-time constant condition to check
9a8ab1c3 Daniel Santos 2013-02-21  337   * @msg:       a message to emit if condition is false
9a8ab1c3 Daniel Santos 2013-02-21  338   *
9a8ab1c3 Daniel Santos 2013-02-21  339   * In tradition of POSIX assert, this macro will break the build if the
9a8ab1c3 Daniel Santos 2013-02-21  340   * supplied condition is *false*, emitting the supplied error message if the
9a8ab1c3 Daniel Santos 2013-02-21  341   * compiler has support to do so.
9a8ab1c3 Daniel Santos 2013-02-21  342   */
9a8ab1c3 Daniel Santos 2013-02-21  343  #define compiletime_assert(condition, msg) \
9a8ab1c3 Daniel Santos 2013-02-21 @344  	_compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
9a8ab1c3 Daniel Santos 2013-02-21  345  

:::::: The code at line 344 was first introduced by commit
:::::: 9a8ab1c39970a4938a72d94e6fd13be88a797590 bug.h, compiler.h: introduce compiletime_assert & BUILD_BUG_ON_MSG

:::::: TO: Daniel Santos <daniel.santos@pobox.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 22699 bytes --]

  reply	other threads:[~2019-04-17 22:29 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-17 12:59 [PATCH v4 0/8] Update hash MMU kernel mapping to be in sync with radix Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 1/8] powerpc/mm/hash64: Add a variable to track the end of IO mapping Aneesh Kumar K.V
2019-04-21 14:19   ` [v4, " Michael Ellerman
2019-04-17 12:59 ` [PATCH v4 2/8] powerpc/mm/hash64: Map all the kernel regions in the same 0xc range Aneesh Kumar K.V
2019-04-17 22:27   ` kbuild test robot [this message]
2019-04-18  3:47   ` Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 3/8] powerpc/mm: Validate address values against different region limits Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 4/8] powerpc/mm: Drop the unnecessary region check Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 5/8] powerpc/mm/hash: Simplify the region id calculation Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 6/8] powerpc/mm: Print kernel map details to dmesg Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 7/8] powerpc/mm/hash: Rename KERNEL_REGION_ID to LINEAR_MAP_REGION_ID Aneesh Kumar K.V
2019-04-17 12:59 ` [PATCH v4 8/8] powerpc/mm/hash/4K: Update the vmalloc start for hash 4K config Aneesh Kumar K.V

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201904180613.HFThZ6pS%lkp@intel.com \
    --to=lkp@intel.com \
    --cc=aneesh.kumar@linux.ibm.com \
    --cc=kbuild-all@01.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=npiggin@gmail.com \
    --cc=paulus@samba.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).