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Message-ID: <202506282256.cHlEHrdc-lkp@intel.com>
Date: Sat, 28 Jun 2025 23:18:36 +0800
From: kernel test robot <lkp@...el.com>
To: Nam Cao <namcao@...utronix.de>,
"K . Y . Srinivasan" <kys@...rosoft.com>,
Marc Zyngier <maz@...nel.org>,
Haiyang Zhang <haiyangz@...rosoft.com>,
Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
"H . Peter Anvin" <hpa@...or.com>, linux-hyperv@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Nam Cao <namcao@...utronix.de>
Subject: Re: [PATCH 1/1] x86/hyperv: Switch to msi_create_parent_irq_domain()
Hi Nam,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tip/master]
[also build test WARNING on linus/master v6.16-rc3 next-20250627]
[cannot apply to tip/x86/core tip/auto-latest]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nam-Cao/x86-hyperv-Switch-to-msi_create_parent_irq_domain/20250626-225420
base: tip/master
patch link: https://lore.kernel.org/r/0eafade05acb51022242635750cd4990f3adb0ac.1750947640.git.namcao%40linutronix.de
patch subject: [PATCH 1/1] x86/hyperv: Switch to msi_create_parent_irq_domain()
config: x86_64-buildonly-randconfig-002-20250628 (https://download.01.org/0day-ci/archive/20250628/202506282256.cHlEHrdc-lkp@intel.com/config)
compiler: clang version 20.1.7 (https://github.com/llvm/llvm-project 6146a88f60492b520a36f8f8f3231e15f3cc6082)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250628/202506282256.cHlEHrdc-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/202506282256.cHlEHrdc-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/irqchip/irq-msi-lib.c:7:
>> include/linux/irqchip/irq-msi-lib.h:25:18: warning: declaration of 'struct msi_domain_info' will not be visible outside of this function [-Wvisibility]
25 | struct msi_domain_info *info);
| ^
>> drivers/irqchip/irq-msi-lib.c:28:18: warning: declaration of 'struct msi_domain_info' will not be visible outside of this function [-Wvisibility]
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:26:6: error: conflicting types for 'msi_lib_init_dev_msi_info'
26 | bool msi_lib_init_dev_msi_info(struct device *dev, struct irq_domain *domain,
| ^
include/linux/irqchip/irq-msi-lib.h:23:6: note: previous declaration is here
23 | bool msi_lib_init_dev_msi_info(struct device *dev, struct irq_domain *domain,
| ^
drivers/irqchip/irq-msi-lib.c:30:51: error: no member named 'msi_parent_ops' in 'struct irq_domain'
30 | const struct msi_parent_ops *pops = real_parent->msi_parent_ops;
| ~~~~~~~~~~~ ^
drivers/irqchip/irq-msi-lib.c:31:30: error: incomplete definition of type 'struct msi_domain_info'
31 | struct irq_chip *chip = info->chip;
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:43:31: error: incomplete definition of type 'const struct msi_parent_ops'
43 | if (domain->bus_token == pops->bus_select_token) {
| ~~~~^
include/linux/irqdomain.h:27:8: note: forward declaration of 'struct msi_parent_ops'
27 | struct msi_parent_ops;
| ^
drivers/irqchip/irq-msi-lib.c:51:23: error: incomplete definition of type 'const struct msi_parent_ops'
51 | required_flags = pops->required_flags;
| ~~~~^
include/linux/irqdomain.h:27:8: note: forward declaration of 'struct msi_parent_ops'
27 | struct msi_parent_ops;
| ^
drivers/irqchip/irq-msi-lib.c:54:13: error: incomplete definition of type 'struct msi_domain_info'
54 | switch(info->bus_token) {
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:68:24: error: incomplete definition of type 'struct msi_domain_info'
68 | if (WARN_ON_ONCE(info->flags))
| ~~~~^
include/asm-generic/bug.h:117:25: note: expanded from macro 'WARN_ON_ONCE'
117 | int __ret_warn_on = !!(condition); \
| ^~~~~~~~~
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:72:7: error: incomplete definition of type 'struct msi_domain_info'
72 | info->flags = MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS | MSI_FLAG_FREE_MSI_DESCS;
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:72:17: error: use of undeclared identifier 'MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS'
72 | info->flags = MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS | MSI_FLAG_FREE_MSI_DESCS;
| ^
drivers/irqchip/irq-msi-lib.c:72:51: error: use of undeclared identifier 'MSI_FLAG_FREE_MSI_DESCS'
72 | info->flags = MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS | MSI_FLAG_FREE_MSI_DESCS;
| ^
drivers/irqchip/irq-msi-lib.c:76:22: error: use of undeclared identifier 'MSI_FLAG_PCI_MSI_MASK_PARENT'
76 | required_flags &= ~MSI_FLAG_PCI_MSI_MASK_PARENT;
| ^
drivers/irqchip/irq-msi-lib.c:91:6: error: incomplete definition of type 'struct msi_domain_info'
91 | info->flags &= pops->supported_flags;
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:91:23: error: incomplete definition of type 'const struct msi_parent_ops'
91 | info->flags &= pops->supported_flags;
| ~~~~^
include/linux/irqdomain.h:27:8: note: forward declaration of 'struct msi_parent_ops'
27 | struct msi_parent_ops;
| ^
drivers/irqchip/irq-msi-lib.c:93:6: error: incomplete definition of type 'struct msi_domain_info'
93 | info->flags |= required_flags;
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
| ^
drivers/irqchip/irq-msi-lib.c:96:29: error: incomplete definition of type 'const struct msi_parent_ops'
96 | if (!chip->irq_eoi && (pops->chip_flags & MSI_CHIP_FLAG_SET_EOI))
| ~~~~^
include/linux/irqdomain.h:27:8: note: forward declaration of 'struct msi_parent_ops'
27 | struct msi_parent_ops;
| ^
drivers/irqchip/irq-msi-lib.c:96:44: error: use of undeclared identifier 'MSI_CHIP_FLAG_SET_EOI'
96 | if (!chip->irq_eoi && (pops->chip_flags & MSI_CHIP_FLAG_SET_EOI))
| ^
drivers/irqchip/irq-msi-lib.c:98:29: error: incomplete definition of type 'const struct msi_parent_ops'
98 | if (!chip->irq_ack && (pops->chip_flags & MSI_CHIP_FLAG_SET_ACK))
| ~~~~^
include/linux/irqdomain.h:27:8: note: forward declaration of 'struct msi_parent_ops'
27 | struct msi_parent_ops;
| ^
drivers/irqchip/irq-msi-lib.c:98:44: error: use of undeclared identifier 'MSI_CHIP_FLAG_SET_ACK'
98 | if (!chip->irq_ack && (pops->chip_flags & MSI_CHIP_FLAG_SET_ACK))
| ^
drivers/irqchip/irq-msi-lib.c:113:39: error: incomplete definition of type 'struct msi_domain_info'
113 | if (!chip->irq_set_affinity && !(info->flags & MSI_FLAG_NO_AFFINITY))
| ~~~~^
drivers/irqchip/irq-msi-lib.c:28:18: note: forward declaration of 'struct msi_domain_info'
28 | struct msi_domain_info *info)
vim +25 include/linux/irqchip/irq-msi-lib.h
496436f4a514a3 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 19
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 20 int msi_lib_irq_domain_select(struct irq_domain *d, struct irq_fwspec *fwspec,
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 21 enum irq_domain_bus_token bus_token);
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 22
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 23 bool msi_lib_init_dev_msi_info(struct device *dev, struct irq_domain *domain,
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 24 struct irq_domain *real_parent,
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 @25 struct msi_domain_info *info);
72e257c6f05803 drivers/irqchip/irq-msi-lib.h Thomas Gleixner 2024-06-23 26
--
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https://github.com/intel/lkp-tests/wiki
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