From: Stephen Rothwell Date: Thu, 30 Nov 2006 00:46:22 +0000 (+1100) Subject: [POWERPC] Fix cputable.h for combined build X-Git-Tag: v2.6.20-rc1~34^2~40^2~8^2~12 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0470466dbafd1db0815bb884d26a6be431e19f96;p=linux-2.6 [POWERPC] Fix cputable.h for combined build Remove CPU_FTR_16M_PAGE from the cupfeatures mask at runtime on iSeries. Signed-off-by: Stephen Rothwell Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 1915661c2c..c0d2a694fa 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -277,7 +277,7 @@ static void __init htab_init_page_sizes(void) * Not in the device-tree, let's fallback on known size * list for 16M capable GP & GR */ - if (cpu_has_feature(CPU_FTR_16M_PAGE) && !machine_is(iseries)) + if (cpu_has_feature(CPU_FTR_16M_PAGE)) memcpy(mmu_psize_defs, mmu_psize_defaults_gp, sizeof(mmu_psize_defaults_gp)); found: diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index 1796644ec7..bdf2afbb60 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -643,6 +643,8 @@ static int __init iseries_probe(void) return 0; hpte_init_iSeries(); + /* iSeries does not support 16M pages */ + cur_cpu_spec->cpu_features &= ~CPU_FTR_16M_PAGE; return 1; } diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h index 354f66da9d..6fe5c9d4ca 100644 --- a/include/asm-powerpc/cputable.h +++ b/include/asm-powerpc/cputable.h @@ -155,16 +155,9 @@ extern void do_feature_fixups(unsigned long value, void *fixup_start, #ifndef __ASSEMBLY__ -#define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \ - CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \ - CPU_FTR_NODSISRALIGN) - -/* iSeries doesn't support large pages */ -#ifdef CONFIG_PPC_ISERIES -#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE) -#else -#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE) -#endif /* CONFIG_PPC_ISERIES */ +#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_SLB | \ + CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \ + CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE) /* We only set the altivec features if the kernel was compiled with altivec * support