book3s64/radix: Fix compile errors when CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP=n

Mamatha Inamdar · Mamatha Inamdar · commit 104a095039e7 · 2025-07-08T21:43:55.000+05:30
JIRA: https://issues.redhat.com/browse/RHEL-99806 commit 29bdc1f Author: Ritesh Harjani (IBM) <ritesh.list@gmail.com> Date: Mon Mar 10 07:44:09 2025 -0500 book3s64/radix: Fix compile errors when CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP=n Fix compile errors when CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP=n Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com> Signed-off-by: Donet Tom <donettom@linux.ibm.com> Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com> Link: https://patch.msgid.link/8231763344223c193e3452eab0ae8ea966aff466.1741609795.git.donettom@linux.ibm.com Signed-off-by: Mamatha Inamdar <minamdar@redhat.com>
diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c
@@ -1003,14 +1003,15 @@ int __meminit radix__vmemmap_create_mapping(unsigned long start,
 	return 0;
 }
 
-
+#ifdef CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP
 bool vmemmap_can_optimize(struct vmem_altmap *altmap, struct dev_pagemap *pgmap)
 {
 	if (radix_enabled())
 		return __vmemmap_can_optimize(altmap, pgmap);
 
 	return false;
 }
+#endif
 
 int __meminit vmemmap_check_pmd(pmd_t *pmdp, int node,
 				unsigned long addr, unsigned long next)

Original file line number	Diff line number	Diff line change
`@@ -1003,14 +1003,15 @@ int __meminit radix__vmemmap_create_mapping(unsigned long start,`
`1003`	`1003`	`return 0;`
`1004`	`1004`	`}`
`1005`	`1005`
`1006`		`-`
	`1006`	`+#ifdef CONFIG_ARCH_WANT_OPTIMIZE_DAX_VMEMMAP`
`1007`	`1007`	`bool vmemmap_can_optimize(struct vmem_altmap altmap, struct dev_pagemap pgmap)`
`1008`	`1008`	`{`
`1009`	`1009`	`if (radix_enabled())`
`1010`	`1010`	`return __vmemmap_can_optimize(altmap, pgmap);`
`1011`	`1011`
`1012`	`1012`	`return false;`
`1013`	`1013`	`}`
	`1014`	`+#endif`
`1014`	`1015`
`1015`	`1016`	`int __meminit vmemmap_check_pmd(pmd_t *pmdp, int node,`
`1016`	`1017`	`unsigned long addr, unsigned long next)`