From 387e220a2e5e630794e1f5219ed6f11e56271c21 Mon Sep 17 00:00:00 2001 From: Nicholas Piggin Date: Thu, 2 Dec 2021 00:41:52 +1000 Subject: powerpc/64s: Move hash MMU support code under CONFIG_PPC_64S_HASH_MMU Compiling out hash support code when CONFIG_PPC_64S_HASH_MMU=n saves 128kB kernel image size (90kB text) on powernv_defconfig minus KVM, 350kB on pseries_defconfig minus KVM, 40kB on a tiny config. Signed-off-by: Nicholas Piggin [mpe: Fixup defined(ARCH_HAS_MEMREMAP_COMPAT_ALIGN), which needs CONFIG. Fix radix_enabled() use in setup_initial_memory_limit(). Add some stubs to reduce number of ifdefs.] Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20211201144153.2456614-18-npiggin@gmail.com --- drivers/misc/lkdtm/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/misc/lkdtm/core.c b/drivers/misc/lkdtm/core.c index 609d9ee2acc0..82fb276f7e09 100644 --- a/drivers/misc/lkdtm/core.c +++ b/drivers/misc/lkdtm/core.c @@ -182,7 +182,7 @@ static const struct crashtype crashtypes[] = { CRASHTYPE(FORTIFIED_SUBOBJECT), CRASHTYPE(FORTIFIED_STRSCPY), CRASHTYPE(DOUBLE_FAULT), -#ifdef CONFIG_PPC_BOOK3S_64 +#ifdef CONFIG_PPC_64S_HASH_MMU CRASHTYPE(PPC_SLB_MULTIHIT), #endif }; -- cgit v1.2.3