[PATCH 3/3] powerpc/mm: Use VMALLOC_START to validate addr

Aneesh Kumar K.V aneesh.kumar at linux.ibm.com
Thu Jun 23 22:29:22 AEST 2022


Instead of high_memory use VMALLOC_START to validate that the address is
not in the vmalloc range.

Cc: Kefeng Wang <wangkefeng.wang at huawei.com>
Cc: Christophe Leroy <christophe.leroy at csgroup.eu>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.ibm.com>
---
 arch/powerpc/include/asm/page.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h
index e5f75c70eda8..256cad69e42e 100644
--- a/arch/powerpc/include/asm/page.h
+++ b/arch/powerpc/include/asm/page.h
@@ -134,7 +134,7 @@ static inline bool pfn_valid(unsigned long pfn)
 
 #define virt_addr_valid(vaddr)	({					\
 	unsigned long _addr = (unsigned long)vaddr;			\
-	_addr >= PAGE_OFFSET && _addr < (unsigned long)high_memory &&	\
+	_addr >= PAGE_OFFSET && _addr < (unsigned long)VMALLOC_START &&	\
 	pfn_valid(virt_to_pfn(_addr));					\
 })
 
-- 
2.36.1



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