[PATCH] powerpc/book3s64/radix: Make radix_mem_block_size 64bit

Aneesh Kumar K.V aneesh.kumar at linux.ibm.com
Thu Aug 6 22:44:50 AEST 2020


Michael Ellerman <mpe at ellerman.id.au> writes:

> "Aneesh Kumar K.V" <aneesh.kumar at linux.ibm.com> writes:
>> Similar to commit: 89c140bbaeee ("pseries: Fix 64 bit logical memory block panic")
>> make sure we update different variables tracking lmb_size are updated
>> to be 64 bit.
>
> That commit went to all stable releases, should this one also?
>

radix_mem_block_size got added recently and it is not yet upstram. But
the drmem_lmb_info change can be a stable candidate. We also need this

I will split this as two patches?

modified   arch/powerpc/include/asm/drmem.h
@@ -67,7 +67,7 @@ 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;
 }

-aneesh


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