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Commit 5a4e58bc authored by Liu Ping Fan's avatar Liu Ping Fan Committed by Benjamin Herrenschmidt
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powerpc/mm: use macro PGTABLE_EADDR_SIZE instead of digital 



In case of extending the eaddr in future, use this macro
PGTABLE_EADDR_SIZE to ease the maintenance of the code.

Signed-off-by: default avatarLiu Ping Fan <pingfank@linux.vnet.ibm.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent d5b35cff

arch/powerpc/mm/slb_low.S

+1 −1
Original line number Diff line number Diff line
@@ -35,7 +35,7 @@ _GLOBAL(slb_allocate_realmode) 
	 * check for bad kernel/user address

	 * (ea & ~REGION_MASK) >= PGTABLE_RANGE

	 */

	rldicr. r9,r3,4,(63 - 46 - 4)

	rldicr. r9,r3,4,(63 - PGTABLE_EADDR_SIZE - 4)

	bne-	8f



	srdi	r9,r3,60		/* get region */