2015-01-28 10:01 GMT+09:00 Michael Ellerman <mpe@xxxxxxxxxxxxxx>: > On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote: >> arch/powerpc has __kernel_map_pages implementations in mm/pgtable_32.c, and >> mm/hash_utils_64.c, of which the former is built for PPC32, and the latter >> for PPC64 machines with PPC_STD_MMU. Fix arch/powerpc/Kconfig to not select >> ARCH_SUPPORTS_DEBUG_PAGEALLOC when CONFIG_PPC_STD_MMU_64 isn't defined, >> i.e., for 64-bit book3e builds to use the generic __kernel_map_pages() >> in mm/debug-pagealloc.c. >> >> LD init/built-in.o >> mm/built-in.o: In function `kernel_map_pages': >> include/linux/mm.h:2076: undefined reference to `.__kernel_map_pages' >> include/linux/mm.h:2076: undefined reference to `.__kernel_map_pages' >> include/linux/mm.h:2076: undefined reference to `.__kernel_map_pages' >> Makefile:925: recipe for target 'vmlinux' failed >> make: *** [vmlinux] Error 1 >> >> Signed-off-by: Kim Phillips <kim.phillips@xxxxxxxxxxxxx> >> --- >> v3: >> - fix wording for hash_utils_64.c implementation pointed out by >> Michael Ellerman >> - changed designation from 'mm:' to 'powerpc/mm:', as I think this >> now belongs in ppc-land >> >> v2: >> - corrected SUPPORTS_DEBUG_PAGEALLOC selection to enable >> non-STD_MMU_64 builds to use the generic __kernel_map_pages(). > > I'd be happy to take this through the powerpc tree for 3.20, but for this: > >> depends on: >> From: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx> >> Date: Thu, 22 Jan 2015 10:28:58 +0900 >> Subject: [PATCH] mm/debug_pagealloc: fix build failure on ppc and some other archs > > I don't have that patch in my tree. > > But in what way does this patch depend on that one? > > It looks to me like it'd be safe to take this on its own, or am I wrong? > Hello, These two patches are merged to Andrew's tree now. Thanks. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>