Similar to commit 89c140bbaeee ("pseries: Fix 64 bit logical memory block 
panic")
make sure different variables tracking lmb_size are updated to be 64 bit.

This was found by code audit.

Cc: sta...@vger.kernel.org
Acked-by: Nathan Lynch <nath...@linux.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.ibm.com>
---
 arch/powerpc/include/asm/drmem.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/include/asm/drmem.h b/arch/powerpc/include/asm/drmem.h
index 030a19d92213..bf2402fed3e0 100644
--- a/arch/powerpc/include/asm/drmem.h
+++ b/arch/powerpc/include/asm/drmem.h
@@ -20,7 +20,7 @@ struct drmem_lmb {
 struct drmem_lmb_info {
        struct drmem_lmb        *lmbs;
        int                     n_lmbs;
-       u32                     lmb_size;
+       u64                     lmb_size;
 };
 
 extern struct drmem_lmb_info *drmem_info;
@@ -80,7 +80,7 @@ struct of_drconf_cell_v2 {
 #define DRCONF_MEM_RESERVED    0x00000080
 #define DRCONF_MEM_HOTREMOVABLE        0x00000100
 
-static inline u32 drmem_lmb_size(void)
+static inline u64 drmem_lmb_size(void)
 {
        return drmem_info->lmb_size;
 }
-- 
2.26.2

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