Re: [PATCH v0 01/15] iommu/hyperv: rename hyperv-iommu.c to hyperv-irq.c

kernel test robot
2026-01-20T19:09:03Z

Hi Mukesh,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on pci/next pci/for-linus arm64/for-next/core clk/clk-next soc/for-next linus/master arnd-asm-generic/master v6.19-rc6 next-20260119]
[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/Mukesh-R/iommu-hyperv-rename-hyperv-iommu-c-to-hyperv-irq-c/20260120-145832
base: tip/x86/core
patch link: https://lore.kernel.org/r/20260120064230.3602565-2-mrathor%40linux.microsoft.com
patch subject: [PATCH v0 01/15] iommu/hyperv: rename hyperv-iommu.c to hyperv-irq.c
config: i386-randconfig-001-20260120 (https://download.01.org/0day-ci/archive/20260121/202601210208.mg3YUkif-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260121/202601210208.mg3YUkif-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601210208.mg3YUkif-lkp@intel.com/

All errors (new ones prefixed by >>):

In file included from drivers/acpi/pci_root.c:20:
>> include/linux/dmar.h:269:17: error: unknown type name '__u128'; did you mean '__u32'?
269 | __u128 irte;
| ^~~~~~
| __u32

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for IRQ_REMAP
Depends on [n]: IOMMU_SUPPORT [=y] && X86_64 [=n] && X86_IO_APIC [=y] && PCI_MSI [=n] && ACPI [=y]
Selected by [y]:
- HYPERV_IOMMU [=y] && IOMMU_SUPPORT [=y] && HYPERV [=y] && X86 [=y]

vim +269 include/linux/dmar.h

2ae21010694e56 Suresh Siddha 2008-07-10 200
2ae21010694e56 Suresh Siddha 2008-07-10 201 struct irte {
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 202 union {
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 203 struct {
2ae21010694e56 Suresh Siddha 2008-07-10 204 union {
3bf17472226b00 Thomas Gleixner 2015-06-09 205 /* Shared between remapped and posted mode*/
2ae21010694e56 Suresh Siddha 2008-07-10 206 struct {
3bf17472226b00 Thomas Gleixner 2015-06-09 207 __u64 present : 1, /* 0 */
3bf17472226b00 Thomas Gleixner 2015-06-09 208 fpd : 1, /* 1 */
3bf17472226b00 Thomas Gleixner 2015-06-09 209 __res0 : 6, /* 2 - 6 */
3bf17472226b00 Thomas Gleixner 2015-06-09 210 avail : 4, /* 8 - 11 */
3bf17472226b00 Thomas Gleixner 2015-06-09 211 __res1 : 3, /* 12 - 14 */
3bf17472226b00 Thomas Gleixner 2015-06-09 212 pst : 1, /* 15 */
3bf17472226b00 Thomas Gleixner 2015-06-09 213 vector : 8, /* 16 - 23 */
3bf17472226b00 Thomas Gleixner 2015-06-09 214 __res2 : 40; /* 24 - 63 */
3bf17472226b00 Thomas Gleixner 2015-06-09 215 };
3bf17472226b00 Thomas Gleixner 2015-06-09 216
3bf17472226b00 Thomas Gleixner 2015-06-09 217 /* Remapped mode */
3bf17472226b00 Thomas Gleixner 2015-06-09 218 struct {
3bf17472226b00 Thomas Gleixner 2015-06-09 219 __u64 r_present : 1, /* 0 */
3bf17472226b00 Thomas Gleixner 2015-06-09 220 r_fpd : 1, /* 1 */
3bf17472226b00 Thomas Gleixner 2015-06-09 221 dst_mode : 1, /* 2 */
3bf17472226b00 Thomas Gleixner 2015-06-09 222 redir_hint : 1, /* 3 */
3bf17472226b00 Thomas Gleixner 2015-06-09 223 trigger_mode : 1, /* 4 */
3bf17472226b00 Thomas Gleixner 2015-06-09 224 dlvry_mode : 3, /* 5 - 7 */
3bf17472226b00 Thomas Gleixner 2015-06-09 225 r_avail : 4, /* 8 - 11 */
3bf17472226b00 Thomas Gleixner 2015-06-09 226 r_res0 : 4, /* 12 - 15 */
3bf17472226b00 Thomas Gleixner 2015-06-09 227 r_vector : 8, /* 16 - 23 */
3bf17472226b00 Thomas Gleixner 2015-06-09 228 r_res1 : 8, /* 24 - 31 */
3bf17472226b00 Thomas Gleixner 2015-06-09 229 dest_id : 32; /* 32 - 63 */
3bf17472226b00 Thomas Gleixner 2015-06-09 230 };
3bf17472226b00 Thomas Gleixner 2015-06-09 231
3bf17472226b00 Thomas Gleixner 2015-06-09 232 /* Posted mode */
3bf17472226b00 Thomas Gleixner 2015-06-09 233 struct {
3bf17472226b00 Thomas Gleixner 2015-06-09 234 __u64 p_present : 1, /* 0 */
3bf17472226b00 Thomas Gleixner 2015-06-09 235 p_fpd : 1, /* 1 */
3bf17472226b00 Thomas Gleixner 2015-06-09 236 p_res0 : 6, /* 2 - 7 */
3bf17472226b00 Thomas Gleixner 2015-06-09 237 p_avail : 4, /* 8 - 11 */
3bf17472226b00 Thomas Gleixner 2015-06-09 238 p_res1 : 2, /* 12 - 13 */
3bf17472226b00 Thomas Gleixner 2015-06-09 239 p_urgent : 1, /* 14 */
3bf17472226b00 Thomas Gleixner 2015-06-09 240 p_pst : 1, /* 15 */
3bf17472226b00 Thomas Gleixner 2015-06-09 241 p_vector : 8, /* 16 - 23 */
3bf17472226b00 Thomas Gleixner 2015-06-09 242 p_res2 : 14, /* 24 - 37 */
3bf17472226b00 Thomas Gleixner 2015-06-09 243 pda_l : 26; /* 38 - 63 */
2ae21010694e56 Suresh Siddha 2008-07-10 244 };
2ae21010694e56 Suresh Siddha 2008-07-10 245 __u64 low;
2ae21010694e56 Suresh Siddha 2008-07-10 246 };
2ae21010694e56 Suresh Siddha 2008-07-10 247
2ae21010694e56 Suresh Siddha 2008-07-10 248 union {
3bf17472226b00 Thomas Gleixner 2015-06-09 249 /* Shared between remapped and posted mode*/
2ae21010694e56 Suresh Siddha 2008-07-10 250 struct {
3bf17472226b00 Thomas Gleixner 2015-06-09 251 __u64 sid : 16, /* 64 - 79 */
3bf17472226b00 Thomas Gleixner 2015-06-09 252 sq : 2, /* 80 - 81 */
3bf17472226b00 Thomas Gleixner 2015-06-09 253 svt : 2, /* 82 - 83 */
3bf17472226b00 Thomas Gleixner 2015-06-09 254 __res3 : 44; /* 84 - 127 */
3bf17472226b00 Thomas Gleixner 2015-06-09 255 };
3bf17472226b00 Thomas Gleixner 2015-06-09 256
3bf17472226b00 Thomas Gleixner 2015-06-09 257 /* Posted mode*/
3bf17472226b00 Thomas Gleixner 2015-06-09 258 struct {
3bf17472226b00 Thomas Gleixner 2015-06-09 259 __u64 p_sid : 16, /* 64 - 79 */
3bf17472226b00 Thomas Gleixner 2015-06-09 260 p_sq : 2, /* 80 - 81 */
3bf17472226b00 Thomas Gleixner 2015-06-09 261 p_svt : 2, /* 82 - 83 */
3bf17472226b00 Thomas Gleixner 2015-06-09 262 p_res3 : 12, /* 84 - 95 */
3bf17472226b00 Thomas Gleixner 2015-06-09 263 pda_h : 32; /* 96 - 127 */
2ae21010694e56 Suresh Siddha 2008-07-10 264 };
2ae21010694e56 Suresh Siddha 2008-07-10 265 __u64 high;
2ae21010694e56 Suresh Siddha 2008-07-10 266 };
2ae21010694e56 Suresh Siddha 2008-07-10 267 };
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 268 #ifdef CONFIG_IRQ_REMAP
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 @269 __u128 irte;
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 270 #endif
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 271 };
b1fe7f2cda2a00 Peter Zijlstra 2023-05-31 272 };
423f085952fd72 Thomas Gleixner 2010-10-10 273

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