linux-kernel - [tip:irq/urgent 3/3] drivers/irqchip/irq-gic-v3-its.c:1973:62: error: macro "guard" passed 2 arguments, but takes just 1

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date: Mon, 3 Jun 2024 23:48:44 +0800
From: kernel test robot <lkp@...el.com>
To: Hagar Hemdan <hagarhem@...zon.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	x86@...nel.org, Thomas Gleixner <tglx@...utronix.de>,
	Marc Zyngier <maz@...nel.org>
Subject: [tip:irq/urgent 3/3] drivers/irqchip/irq-gic-v3-its.c:1973:62:
 error: macro "guard" passed 2 arguments, but takes just 1

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/urgent
head:   8dd4302d37bb2fe842acb3be688d393254b4f126
commit: 8dd4302d37bb2fe842acb3be688d393254b4f126 [3/3] irqchip/gic-v3-its: Fix potential race condition in its_vlpi_prop_update()
config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20240603/202406032312.di8cohFZ-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240603/202406032312.di8cohFZ-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/202406032312.di8cohFZ-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/irqchip/irq-gic-v3-its.c: In function 'its_irq_set_vcpu_affinity':
>> drivers/irqchip/irq-gic-v3-its.c:1973:62: error: macro "guard" passed 2 arguments, but takes just 1
    1973 |         guard(raw_spinlock_irq, &its_dev->event_map.vlpi_lock);
         |                                                              ^
   In file included from include/linux/preempt.h:11,
                    from include/linux/spinlock.h:56,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:7,
                    from include/linux/slab.h:16,
                    from include/linux/resource_ext.h:11,
                    from include/linux/acpi.h:13,
                    from drivers/irqchip/irq-gic-v3-its.c:7:
   include/linux/cleanup.h:163: note: macro "guard" defined here
     163 | #define guard(_name) \
         | 
>> drivers/irqchip/irq-gic-v3-its.c:1973:9: error: 'guard' undeclared (first use in this function)
    1973 |         guard(raw_spinlock_irq, &its_dev->event_map.vlpi_lock);
         |         ^~~~~
   drivers/irqchip/irq-gic-v3-its.c:1973:9: note: each undeclared identifier is reported only once for each function it appears in


vim +/guard +1973 drivers/irqchip/irq-gic-v3-its.c

  1963	
  1964	static int its_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu_info)
  1965	{
  1966		struct its_device *its_dev = irq_data_get_irq_chip_data(d);
  1967		struct its_cmd_info *info = vcpu_info;
  1968	
  1969		/* Need a v4 ITS */
  1970		if (!is_v4(its_dev->its))
  1971			return -EINVAL;
  1972	
> 1973		guard(raw_spinlock_irq, &its_dev->event_map.vlpi_lock);
  1974	
  1975		/* Unmap request? */
  1976		if (!info)
  1977			return its_vlpi_unmap(d);
  1978	
  1979		switch (info->cmd_type) {
  1980		case MAP_VLPI:
  1981			return its_vlpi_map(d, info);
  1982	
  1983		case GET_VLPI:
  1984			return its_vlpi_get(d, info);
  1985	
  1986		case PROP_UPDATE_VLPI:
  1987		case PROP_UPDATE_AND_INV_VLPI:
  1988			return its_vlpi_prop_update(d, info);
  1989	
  1990		default:
  1991			return -EINVAL;
  1992		}
  1993	}
  1994	

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