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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-04-29 23:26:07 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-05-11 21:53:45 +1000 |
| commit | caca285e5ab4a7a19fede51688106ceed6fc45dd (patch) | |
| tree | 60b38cba1ca255de7aa9948d20cfcef17d44aa74 /arch/powerpc/kernel/machine_kexec_64.c | |
| parent | a8ed87c92adf1fd45142323e04f15b522117d575 (diff) | |
| download | lwn-caca285e5ab4a7a19fede51688106ceed6fc45dd.tar.gz lwn-caca285e5ab4a7a19fede51688106ceed6fc45dd.zip | |
powerpc/mm/radix: Use STD_MMU_64 to properly isolate hash related code
We also use MMU_FTR_RADIX to branch out from code path specific to
hash.
No functionality change.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/machine_kexec_64.c')
| -rw-r--r-- | arch/powerpc/kernel/machine_kexec_64.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c index 0fbd75d185d7..1da864c00db0 100644 --- a/arch/powerpc/kernel/machine_kexec_64.c +++ b/arch/powerpc/kernel/machine_kexec_64.c @@ -76,6 +76,7 @@ int default_machine_kexec_prepare(struct kimage *image) * end of the blocked region (begin >= high). Use the * boolean identity !(a || b) === (!a && !b). */ +#ifdef CONFIG_PPC_STD_MMU_64 if (htab_address) { low = __pa(htab_address); high = low + htab_size_bytes; @@ -88,6 +89,7 @@ int default_machine_kexec_prepare(struct kimage *image) return -ETXTBSY; } } +#endif /* CONFIG_PPC_STD_MMU_64 */ /* We also should not overwrite the tce tables */ for_each_node_by_type(node, "pci") { @@ -381,7 +383,7 @@ void default_machine_kexec(struct kimage *image) /* NOTREACHED */ } -#ifndef CONFIG_PPC_BOOK3E +#ifdef CONFIG_PPC_STD_MMU_64 /* Values we need to export to the second kernel via the device tree. */ static unsigned long htab_base; static unsigned long htab_size; @@ -428,4 +430,4 @@ static int __init export_htab_values(void) return 0; } late_initcall(export_htab_values); -#endif /* !CONFIG_PPC_BOOK3E */ +#endif /* CONFIG_PPC_STD_MMU_64 */ |