undefined reference to `early_panic'

undefined reference to `early_panic'

[kbuild test robot]

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Hi Dan,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f414ca64be4b36c30deb5b5fa25c5a8ff42ea56b
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   8 weeks ago
config: tile-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

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Re: undefined reference to `early_panic'

[Stephen Rothwell]

Hi Andrew,

On Mon, 6 Jun 2016 13:31:20 -0700 Andrew Morton <akpm@linux-foundation.org> wrote:
>
> From: Andrew Morton <akpm@linux-foundation.org>
> Subject: tile: early_printk.o is always required

Added to linux-next today (will be dropped if it turns up elsewhere).

-- 
Cheers,
Stephen Rothwell

Re: undefined reference to `early_panic'

[Chris Metcalf]

On 6/6/2016 4:31 PM, Andrew Morton wrote:
> On Sun, 5 Jun 2016 12:33:29 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:
>
>> [...]
>>
>>     arch/tile/built-in.o: In function `setup_arch':
>>>> (.init.text+0x15d8): undefined reference to `early_panic'
>>   
> This?
>
> From: Andrew Morton <akpm@linux-foundation.org>
> Subject: tile: early_printk.o is always required
>
> arch/tile/setup.o is always compiled, and it requires early_panic() and
> hence early_printk(), so we must always build and link early_printk.o.
>
> [...]
>
> diff -puN arch/tile/Kconfig~tile-early_printko-is-always-required arch/tile/Kconfig
> --- a/arch/tile/Kconfig~tile-early_printko-is-always-required
> +++ a/arch/tile/Kconfig
> @@ -14,6 +14,7 @@ config TILE
>   	select GENERIC_FIND_FIRST_BIT
>   	select GENERIC_IRQ_PROBE
>   	select GENERIC_IRQ_SHOW
> +	select EARLY_PRINTK
>   	select GENERIC_PENDING_IRQ if SMP
>   	select GENERIC_STRNCPY_FROM_USER
>   	select GENERIC_STRNLEN_USER

Seems plausible; thanks.

Acked-by: Chris Metcalf <cmetcalf@mellanox.com>

-- 
Chris Metcalf, Mellanox Technologies
http://www.mellanox.com

Re: undefined reference to `early_panic'

[Andrew Morton]

On Sun, 5 Jun 2016 12:33:29 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:

> It's probably a bug fix that unveils the link errors.
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   049ec1b5a76d34a6980cccdb7c0baeb4eed7a993
> commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
> date:   5 months ago
> config: tile-allnoconfig (attached as .config)
> compiler: tilegx-linux-gcc (GCC) 4.6.2
> reproduce:
>         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
>         # save the attached .config to linux build tree
>         make.cross ARCH=tile 
> 
> All errors (new ones prefixed by >>):
> 
>    arch/tile/built-in.o: In function `setup_arch':
> >> (.init.text+0x15d8): undefined reference to `early_panic'
>    arch/tile/built-in.o: In function `setup_arch':
>    (.init.text+0x1610): undefined reference to `early_panic'
>    arch/tile/built-in.o: In function `setup_arch':
>    (.init.text+0x1800): undefined reference to `early_panic'
>    arch/tile/built-in.o: In function `setup_arch':
>    (.init.text+0x1828): undefined reference to `early_panic'
>    arch/tile/built-in.o: In function `setup_arch':
>    (.init.text+0x1bd8): undefined reference to `early_panic'
>    arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

This?

From: Andrew Morton <akpm@linux-foundation.org>
Subject: tile: early_printk.o is always required

arch/tile/setup.o is always compiled, and it requires early_panic() and
hence early_printk(), so we must always build and link early_printk.o.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 arch/tile/Kconfig |    1 +
 1 file changed, 1 insertion(+)

diff -puN arch/tile/Kconfig~tile-early_printko-is-always-required arch/tile/Kconfig
--- a/arch/tile/Kconfig~tile-early_printko-is-always-required
+++ a/arch/tile/Kconfig
@@ -14,6 +14,7 @@ config TILE
 	select GENERIC_FIND_FIRST_BIT
 	select GENERIC_IRQ_PROBE
 	select GENERIC_IRQ_SHOW
+	select EARLY_PRINTK
 	select GENERIC_PENDING_IRQ if SMP
 	select GENERIC_STRNCPY_FROM_USER
 	select GENERIC_STRNLEN_USER
_

undefined reference to `early_panic'

[kbuild test robot]

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Hi,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   049ec1b5a76d34a6980cccdb7c0baeb4eed7a993
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   5 months ago
config: tile-allnoconfig (attached as .config)
compiler: tilegx-linux-gcc (GCC) 4.6.2
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

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undefined reference to `early_panic'

[kbuild test robot]

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Hi Dan,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   b9f5dba225aede4518ab0a7374c2dc38c7c049ce
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   3 months ago
config: tile-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

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undefined reference to `early_panic'

[kbuild test robot]

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Hi Dan,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f7eeb8a87c033d126ff6b8c35405ba5dc4e55754
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   3 months ago
config: tile-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 4025 bytes --]

undefined reference to `early_panic'

[kbuild test robot]

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Hi Dan,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   643ad15d47410d37d43daf3ef1c8ac52c281efa5
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   9 weeks ago
config: tile-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

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[-- Type: application/octet-stream, Size: 4025 bytes --]

undefined reference to `early_panic'

[kbuild test robot]

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Hi Dan,

It's probably a bug fix that unveils the link errors.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   12b9fa6a97b3150477ab182e321be512b59fa899
commit: 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5 hugetlb: fix compile error on tile
date:   6 weeks ago
config: tile-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 888cdbc2c9a76a0e450f533b1957cdbfe7d483d5
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

   arch/tile/built-in.o: In function `setup_arch':
>> (.init.text+0x15d8): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1610): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1800): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1828): undefined reference to `early_panic'
   arch/tile/built-in.o: In function `setup_arch':
   (.init.text+0x1bd8): undefined reference to `early_panic'
   arch/tile/built-in.o:(.init.text+0x1c18): more undefined references to `early_panic' follow

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

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