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authorVasily Gorbik <gor@linux.ibm.com>2017-11-17 11:21:49 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2018-10-09 11:21:15 +0200
commit75f195420a987490d3ce79db2d06c70fbfce4ac4 (patch)
treeffaf9e169f26dd8e823bb72b973c456b610105c1 /arch/s390/include
parent49698745e53c417370ac5cfe8b849bb65d62f129 (diff)
s390/mm: add missing pfn_to_kaddr helper
kasan common code uses pfn_to_kaddr, which is defined by many other architectures. Adding it as well to avoid a build error. Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include')
-rw-r--r--arch/s390/include/asm/page.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index 41e3908b397f..a4d38092530a 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -161,6 +161,7 @@ static inline int devmem_is_allowed(unsigned long pfn)
#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT)
#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT)
+#define pfn_to_kaddr(pfn) pfn_to_virt(pfn)
#define virt_to_page(kaddr) pfn_to_page(virt_to_pfn(kaddr))
#define page_to_virt(page) pfn_to_virt(page_to_pfn(page))