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Subject[PATCH -next v2] powerpc/book3s64: fix link error with CONFIG_PPC_RADIX_MMU=n
Date
Fix link error when CONFIG_PPC_RADIX_MMU is disabled:
powerpc64-linux-gnu-ld: arch/powerpc/platforms/pseries/lpar.o:(.toc+0x0): undefined reference to `mmu_pid_bits'

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
v2:
- enclose radix_init_pseries with CONFIG_PPC_RADIX_MMU
- remove CONFIG_PPC_RADIX_MMU in radix__init_new_context()
---
arch/powerpc/platforms/pseries/lpar.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index baf24eacd268..764170fdb0f7 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -1724,6 +1724,7 @@ void __init hpte_init_pseries(void)
pseries_lpar_register_process_table(0, 0, 0);
}

+#ifdef CONFIG_PPC_RADIX_MMU
void radix_init_pseries(void)
{
pr_info("Using radix MMU under hypervisor\n");
@@ -1731,6 +1732,7 @@ void radix_init_pseries(void)
pseries_lpar_register_process_table(__pa(process_tb),
0, PRTB_SIZE_SHIFT - 12);
}
+#endif

#ifdef CONFIG_PPC_SMLPAR
#define CMO_FREE_HINT_DEFAULT 1
--
2.25.1
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