linux-kernel - Re: [PATCH v3 2/3] dma: amlogic: Add general DMA driver for A9

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Message-ID: <202602070410.F1U5kBFE-lkp@intel.com>
Date: Sat, 7 Feb 2026 04:54:53 +0800
From: kernel test robot <lkp@...el.com>
To: Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@...nel.org>,
	Vinod Koul <vkoul@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Kees Cook <kees@...nel.org>,
	"Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-amlogic@...ts.infradead.org,
	dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
	Xianwei Zhao <xianwei.zhao@...ogic.com>
Subject: Re: [PATCH v3 2/3] dma: amlogic: Add general DMA driver for A9

Hi Xianwei,

kernel test robot noticed the following build errors:

[auto build test ERROR on 3c8a86ed002ab8fb287ee4ec92f0fd6ac5b291d2]

url:    https://github.com/intel-lab-lkp/linux/commits/Xianwei-Zhao-via-B4-Relay/dt-bindings-dma-Add-Amlogic-A9-SoC-DMA/20260206-170903
base:   3c8a86ed002ab8fb287ee4ec92f0fd6ac5b291d2
patch link:    https://lore.kernel.org/r/20260206-amlogic-dma-v3-2-56fb9f59ed22%40amlogic.com
patch subject: [PATCH v3 2/3] dma: amlogic: Add general DMA driver for A9
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20260207/202602070410.F1U5kBFE-lkp@intel.com/config)
compiler: mips-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260207/202602070410.F1U5kBFE-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202602070410.F1U5kBFE-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/thread_info.h:60,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/mips/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:79,
                    from include/linux/smp.h:116,
                    from arch/mips/include/asm/irq.h:13,
                    from drivers/dma/amlogic-dma.c:7:
   arch/mips/include/asm/irq.h: In function 'on_irq_stack':
>> arch/mips/include/asm/thread_info.h:98:22: error: 'PAGE_SIZE' undeclared (first use in this function); did you mean 'TASK_SIZE'?
      98 | #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
         |                      ^~~~~~~~~
   arch/mips/include/asm/irq.h:19:41: note: in expansion of macro 'THREAD_SIZE'
      19 | #define IRQ_STACK_SIZE                  THREAD_SIZE
         |                                         ^~~~~~~~~~~
   arch/mips/include/asm/irq.h:41:36: note: in expansion of macro 'IRQ_STACK_SIZE'
      41 |         unsigned long high = low + IRQ_STACK_SIZE;
         |                                    ^~~~~~~~~~~~~~
   arch/mips/include/asm/thread_info.h:98:22: note: each undeclared identifier is reported only once for each function it appears in
      98 | #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
         |                      ^~~~~~~~~
   arch/mips/include/asm/irq.h:19:41: note: in expansion of macro 'THREAD_SIZE'
      19 | #define IRQ_STACK_SIZE                  THREAD_SIZE
         |                                         ^~~~~~~~~~~
   arch/mips/include/asm/irq.h:41:36: note: in expansion of macro 'IRQ_STACK_SIZE'
      41 |         unsigned long high = low + IRQ_STACK_SIZE;
         |                                    ^~~~~~~~~~~~~~


vim +98 arch/mips/include/asm/thread_info.h

^1da177e4c3f41 include/asm-mips/thread_info.h Linus Torvalds 2005-04-16   97  
^1da177e4c3f41 include/asm-mips/thread_info.h Linus Torvalds 2005-04-16  @98  #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
^1da177e4c3f41 include/asm-mips/thread_info.h Linus Torvalds 2005-04-16   99  #define THREAD_MASK (THREAD_SIZE - 1UL)
^1da177e4c3f41 include/asm-mips/thread_info.h Linus Torvalds 2005-04-16  100  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki