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Commit 43a5c684 authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Michael Ellerman
Browse files

powerpc/mm/radix: Make sure swapper pgdir is properly aligned 



With 4K page size radix config our level 1 page table size is 64K and it
should be naturally aligned.

Signed-off-by: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 48483760

arch/powerpc/kernel/head_64.S

+8 −5
Original line number Diff line number Diff line
@@ -973,13 +973,16 @@ start_here_common: 
 * This stuff goes at the beginning of the bss, which is page-aligned.

 */

	.section ".bss"

/*

 * pgd dir should be aligned to PGD_TABLE_SIZE which is 64K.

 * We will need to find a better way to fix this

 */

	.align	16



	.align	PAGE_SHIFT

	.globl	swapper_pg_dir

swapper_pg_dir:

	.space	PGD_TABLE_SIZE



	.globl	empty_zero_page

empty_zero_page:

	.space	PAGE_SIZE
 


	.globl	swapper_pg_dir

swapper_pg_dir:

	.space	PGD_TABLE_SIZE