Subject: linux-next: build failure after merge of the loongarch tree

From: Stephen Rothwell <[email-masked]>
Date: Mon, 8 Aug 2022 09:03:29 +1000

Hi all,

After merging the loongarch tree, today's linux-next build (x86_64
allmodconfig) failed like this:

drivers/acpi/tables.c: In function 'acpi_table_print_madt_entry':
drivers/acpi/tables.c:213:14: error: 'ACPI_MADT_TYPE_CORE_PIC' undeclared (first use in this function); did you mean 'ACPI_MADT_TYPE_IO_SAPIC'?
  213 |         case ACPI_MADT_TYPE_CORE_PIC:
      |              ^~~~~~~~~~~~~~~~~~~~~~~
      |              ACPI_MADT_TYPE_IO_SAPIC
drivers/acpi/tables.c:213:14: note: each undeclared identifier is reported only once for each function it appears in
In file included from include/linux/printk.h:573,
                 from include/linux/kernel.h:29,
                 from drivers/acpi/tables.c:13:
drivers/acpi/tables.c:218:35: error: invalid use of undefined type 'struct acpi_madt_core_pic'
  218 |                                  p->processor_id, p->core_id,
      |                                   ^~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
  134 |                 func(&id, ##__VA_ARGS__);               \
      |                             ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:9: note: in expansion of macro '_dynamic_func_call'
  162 |         _dynamic_func_call(fmt, __dynamic_pr_debug,             \
      |         ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:588:9: note: in expansion of macro 'dynamic_pr_debug'
  588 |         dynamic_pr_debug(fmt, ##__VA_ARGS__)
      |         ^~~~~~~~~~~~~~~~
drivers/acpi/tables.c:217:25: note: in expansion of macro 'pr_debug'
  217 |                         pr_debug("CORE PIC (processor_id[0x%02x] core_id[0x%02x] %s)\n",
      |                         ^~~~~~~~
drivers/acpi/tables.c:218:52: error: invalid use of undefined type 'struct acpi_madt_core_pic'
  218 |                                  p->processor_id, p->core_id,
      |                                                    ^~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
  134 |                 func(&id, ##__VA_ARGS__);               \
      |                             ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:9: note: in expansion of macro '_dynamic_func_call'
  162 |         _dynamic_func_call(fmt, __dynamic_pr_debug,             \
      |         ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:588:9: note: in expansion of macro 'dynamic_pr_debug'
  588 |         dynamic_pr_debug(fmt, ##__VA_ARGS__)
      |         ^~~~~~~~~~~~~~~~
drivers/acpi/tables.c:217:25: note: in expansion of macro 'pr_debug'
  217 |                         pr_debug("CORE PIC (processor_id[0x%02x] core_id[0x%02x] %s)\n",
      |                         ^~~~~~~~
drivers/acpi/tables.c:219:36: error: invalid use of undefined type 'struct acpi_madt_core_pic'
  219 |                                  (p->flags & ACPI_MADT_ENABLED) ? "enabled" : "disabled");
      |                                    ^~
include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call'
  134 |                 func(&id, ##__VA_ARGS__);               \
      |                             ^~~~~~~~~~~
include/linux/dynamic_debug.h:162:9: note: in expansion of macro '_dynamic_func_call'
  162 |         _dynamic_func_call(fmt, __dynamic_pr_debug,             \
      |         ^~~~~~~~~~~~~~~~~~
include/linux/printk.h:588:9: note: in expansion of macro 'dynamic_pr_debug'
  588 |         dynamic_pr_debug(fmt, ##__VA_ARGS__)
      |         ^~~~~~~~~~~~~~~~
drivers/acpi/tables.c:217:25: note: in expansion of macro 'pr_debug'
  217 |                         pr_debug("CORE PIC (processor_id[0x%02x] core_id[0x%02x] %s)\n",
      |                         ^~~~~~~~

Caused by commit

  0541f3fad39f ("LoongArch: Parse MADT to get multi-processor information")

I have used the loongarch tree from next-20220805 for today.

-- 
Cheers,
Stephen Rothwell