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On architectures that don't have a custom version, the __weak version causes a warning because of the missing prototype. Remove the architecture specific prototypes and instead add one in linux/proc_fs.h. Signed-off-by: Arnd Bergmann arnd@arndb.de Acked-by: Dave Hansen dave.hansen@linux.intel.com # for arch/x86 Acked-by: Helge Deller deller@gmx.de # parisc Reviewed-by: Alexander Gordeev agordeev@linux.ibm.com Message-Id: 20230516195834.551901-1-arnd@kernel.org Signed-off-by: Christian Brauner brauner@kernel.org The issue is particularly because of this change within the patch. Suggestions are welcome. [1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?h=next-20230613 [2] http://gfx-ci.igk.intel.com/archive/deploy/next-20230613/build_failure.log [3] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=ef104443bffa004f631729dfc924f0b84abbd602 diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 447d4bee25c4..ba3e2554799a 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -513,9 +513,6 @@ extern void native_pagetable_init(void); #define native_pagetable_init paging_init #endif -struct seq_file; -extern void arch_report_meminfo(struct seq_file *m); - Adding the declaration struct seq_file in intel_display_power.h or to explicitly add the header file seq_file.h to the file helps in solving the issue.