linux-kernel - [tip:irq/drivers 15/18] drivers/irqchip/irq-loongson-pch-pic.c:451:22: error: use of undeclared identifier 'physaddr_t'; did you mean 'phys_addr

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Message-ID: <202601181914.0ft2oolW-lkp@intel.com>
Date: Sun, 18 Jan 2026 19:22:28 +0800
From: kernel test robot <lkp@...el.com>
To: Huacai Chen <chenhuacai@...ngson.cn>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
 linux-kernel@...r.kernel.org, x86@...nel.org,
 Thomas Gleixner <tglx@...nel.org>,
 Jiaxun Yang <jiaxun.yang@...goat.com>
Subject: [tip:irq/drivers 15/18]
 drivers/irqchip/irq-loongson-pch-pic.c:451:22: error: use of undeclared
 identifier 'physaddr_t'; did you mean 'phys_addr_t'?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/drivers
head:   fba6ab8010bb3e77f7a590deae9ab23b49cb051d
commit: 6e419473461bda5be6888de436d89753c1d260b3 [15/18] irqchip/loongson-pch-pic: Adjust irqchip driver for 32BIT/64BIT
config: loongarch-allnoconfig (https://download.01.org/0day-ci/archive/20260118/202601181914.0ft2oolW-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260118/202601181914.0ft2oolW-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/202601181914.0ft2oolW-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/irqchip/irq-loongson-pch-pic.c:451:22: error: use of undeclared identifier 'physaddr_t'; did you mean 'phys_addr_t'?
     451 |         phys_addr_t addr = (physaddr_t)acpi_pchpic->address;
         |                             ^~~~~~~~~~
   include/linux/types.h:169:13: note: 'phys_addr_t' declared here
     169 | typedef u64 phys_addr_t;
         |             ^
   1 error generated.

vim +451 drivers/irqchip/irq-loongson-pch-pic.c

   448	
   449	int __init pch_pic_acpi_init(struct irq_domain *parent, struct acpi_madt_bio_pic *acpi_pchpic)
   450	{
 > 451		phys_addr_t addr = (physaddr_t)acpi_pchpic->address;

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