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authorChristophe Leroy <[email protected]>2024-07-02 15:51:23 +0200
committerAndrew Morton <[email protected]>2024-07-12 15:52:16 -0700
commitd6a1a9a3be8568e0cd37aeaa33dd115223eb0d82 (patch)
tree05c52915feebfe90c70f36e08d9706d906948ca2 /arch/powerpc/mm/pgtable.c
parent6a9f66c84c4a1d8c874d10abf6a2be3e867d2764 (diff)
powerpc/mm: allow hugepages without hugepd
In preparation of implementing huge pages on powerpc 8xx without hugepd, enclose hugepd related code inside an ifdef CONFIG_ARCH_HAS_HUGEPD This also allows removing some stubs. Link: https://lkml.kernel.org/r/ada097ca8a4fa85a77f51719516ef2478800d77a.1719928057.git.christophe.leroy@csgroup.eu Signed-off-by: Christophe Leroy <[email protected]> Reviewed-by: Oscar Salvador <[email protected]> Cc: Jason Gunthorpe <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Nicholas Piggin <[email protected]> Cc: Peter Xu <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
Diffstat (limited to 'arch/powerpc/mm/pgtable.c')
-rw-r--r--arch/powerpc/mm/pgtable.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c
index bce8a8619589..9010973f036c 100644
--- a/arch/powerpc/mm/pgtable.c
+++ b/arch/powerpc/mm/pgtable.c
@@ -496,8 +496,10 @@ out_huge:
if (!hpdp)
return NULL;
+#ifdef CONFIG_ARCH_HAS_HUGEPD
ret_pte = hugepte_offset(*hpdp, ea, pdshift);
pdshift = hugepd_shift(*hpdp);
+#endif
out:
if (hpage_shift)
*hpage_shift = pdshift;