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Message-ID: <201707291952.j4GOJWo7%fengguang.wu@intel.com>
Date: Sat, 29 Jul 2017 19:14:12 +0800
From: kbuild test robot <lkp@...el.com>
To: Masami Hiramatsu <mhiramat@...nel.org>
Cc: kbuild-all@...org, Ingo Molnar <mingo@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
Francis Deslauriers <francis.deslauriers@...icios.com>,
mathieu.desnoyers@...icios.com, Ingo Molnar <mingo@...hat.com>,
"H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
Masami Hiramatsu <mhiramat@...nel.org>,
Ananth N Mavinakayanahalli <ananth@...ibm.com>,
Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
"David S . Miller" <davem@...emloft.net>,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH -tip v7 1/2] irq: Make irqentry text section unconditional
Hi Masami,
[auto build test ERROR on tip/x86/core]
[also build test ERROR on v4.13-rc2 next-20170728]
[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/Masami-Hiramatsu/irq-Make-irqentry-text-section-unconditional/20170729-170710
config: xtensa-common_defconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 4.9.0
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=xtensa
All errors (new ones prefixed by >>):
>> arch/xtensa/kernel/setup.c:276:13: error: conflicting types for '_end'
extern char _end;
^
In file included from ./arch/xtensa/include/generated/asm/sections.h:1:0,
from include/linux/interrupt.h:21,
from include/linux/pci.h:31,
from arch/xtensa/include/asm/platform.h:15,
from arch/xtensa/kernel/setup.c:43:
include/asm-generic/sections.h:39:13: note: previous declaration of '_end' was here
extern char _end[];
^
>> arch/xtensa/kernel/setup.c:277:13: error: conflicting types for '_stext'
extern char _stext;
^
In file included from ./arch/xtensa/include/generated/asm/sections.h:1:0,
from include/linux/interrupt.h:21,
from include/linux/pci.h:31,
from arch/xtensa/include/asm/platform.h:15,
from arch/xtensa/kernel/setup.c:43:
include/asm-generic/sections.h:33:22: note: previous declaration of '_stext' was here
extern char _text[], _stext[], _etext[];
^
vim +/_stext +277 arch/xtensa/kernel/setup.c
5a0015d62 Chris Zankel 2005-06-23 271
5a0015d62 Chris Zankel 2005-06-23 272 /*
5a0015d62 Chris Zankel 2005-06-23 273 * Initialize system. Setup memory and reserve regions.
5a0015d62 Chris Zankel 2005-06-23 274 */
5a0015d62 Chris Zankel 2005-06-23 275
5a0015d62 Chris Zankel 2005-06-23 @276 extern char _end;
5a0015d62 Chris Zankel 2005-06-23 @277 extern char _stext;
5a0015d62 Chris Zankel 2005-06-23 278 extern char _WindowVectors_text_start;
5a0015d62 Chris Zankel 2005-06-23 279 extern char _WindowVectors_text_end;
5a0015d62 Chris Zankel 2005-06-23 280 extern char _DebugInterruptVector_literal_start;
5a0015d62 Chris Zankel 2005-06-23 281 extern char _DebugInterruptVector_text_end;
5a0015d62 Chris Zankel 2005-06-23 282 extern char _KernelExceptionVector_literal_start;
5a0015d62 Chris Zankel 2005-06-23 283 extern char _KernelExceptionVector_text_end;
5a0015d62 Chris Zankel 2005-06-23 284 extern char _UserExceptionVector_literal_start;
5a0015d62 Chris Zankel 2005-06-23 285 extern char _UserExceptionVector_text_end;
5a0015d62 Chris Zankel 2005-06-23 286 extern char _DoubleExceptionVector_literal_start;
5a0015d62 Chris Zankel 2005-06-23 287 extern char _DoubleExceptionVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 288 #if XCHAL_EXCM_LEVEL >= 2
2d1c645cc Marc Gauthier 2013-01-05 289 extern char _Level2InterruptVector_text_start;
2d1c645cc Marc Gauthier 2013-01-05 290 extern char _Level2InterruptVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 291 #endif
2d1c645cc Marc Gauthier 2013-01-05 292 #if XCHAL_EXCM_LEVEL >= 3
2d1c645cc Marc Gauthier 2013-01-05 293 extern char _Level3InterruptVector_text_start;
2d1c645cc Marc Gauthier 2013-01-05 294 extern char _Level3InterruptVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 295 #endif
2d1c645cc Marc Gauthier 2013-01-05 296 #if XCHAL_EXCM_LEVEL >= 4
2d1c645cc Marc Gauthier 2013-01-05 297 extern char _Level4InterruptVector_text_start;
2d1c645cc Marc Gauthier 2013-01-05 298 extern char _Level4InterruptVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 299 #endif
2d1c645cc Marc Gauthier 2013-01-05 300 #if XCHAL_EXCM_LEVEL >= 5
2d1c645cc Marc Gauthier 2013-01-05 301 extern char _Level5InterruptVector_text_start;
2d1c645cc Marc Gauthier 2013-01-05 302 extern char _Level5InterruptVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 303 #endif
2d1c645cc Marc Gauthier 2013-01-05 304 #if XCHAL_EXCM_LEVEL >= 6
2d1c645cc Marc Gauthier 2013-01-05 305 extern char _Level6InterruptVector_text_start;
2d1c645cc Marc Gauthier 2013-01-05 306 extern char _Level6InterruptVector_text_end;
2d1c645cc Marc Gauthier 2013-01-05 307 #endif
ab45fb145 Max Filippov 2015-10-16 308 #ifdef CONFIG_SMP
ab45fb145 Max Filippov 2015-10-16 309 extern char _SecondaryResetVector_text_start;
ab45fb145 Max Filippov 2015-10-16 310 extern char _SecondaryResetVector_text_end;
ab45fb145 Max Filippov 2015-10-16 311 #endif
5a0015d62 Chris Zankel 2005-06-23 312
:::::: The code at line 277 was first introduced by commit
:::::: 5a0015d62668e64c8b6e02e360fbbea121bfd5e6 [PATCH] xtensa: Architecture support for Tensilica Xtensa Part 3
:::::: TO: Chris Zankel <czankel@...silica.com>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>
---
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