From: Martin Schwidefsky On Tue, 2007-11-13 at 20:13 +0530, Kamalesh Babulal wrote: > Hi Andrew, > > The kernel build fails, with following build error > > mm/memory.c: In function `free_pte_range': > mm/memory.c:126: error: implicit declaration of function `pmd_pgtable' > mm/memory.c:126: warning: initialization makes pointer from integer without a cast > mm/memory.c: In function `apply_to_pte_range': > mm/memory.c:1389: warning: assignment makes pointer from integer without a cast > make[1]: *** [mm/memory.o] Error 1 > make: *** [mm] Error 2 > > The patch causing this issue is config_highpte-vs-sub-page-page-tables.patch. > Where the marco is defined #ifndef CONFIG_PPC_64K_PAGES. Forget the request for the .config. Found the problem, fixup patch below. Cc: Kamalesh Babulal Signed-off-by: Andrew Morton --- include/asm-powerpc/pgalloc-64.h | 1 + 1 file changed, 1 insertion(+) diff -puN include/asm-powerpc/pgalloc-64.h~config_highpte-vs-sub-page-page-tables-fix include/asm-powerpc/pgalloc-64.h --- a/include/asm-powerpc/pgalloc-64.h~config_highpte-vs-sub-page-page-tables-fix +++ a/include/asm-powerpc/pgalloc-64.h @@ -68,6 +68,7 @@ static inline void pmd_populate_kernel(s #define pmd_populate(mm, pmd, pte_page) \ pmd_populate_kernel(mm, pmd, page_address(pte_page)) +#define pmd_pgtable(pmd) pmd_page(pmd) #endif /* CONFIG_PPC_64K_PAGES */ _