Commit 6b6d0172 authored by David S. Miller's avatar David S. Miller Committed by David S. Miller
Browse files

[SPARC64]: Use sparc64_highest_unlocked_tlb_ent in __tsb_context_switch() 



Instead of ugly hard-coded value.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4da808c3

arch/sparc64/kernel/tsb.S

+8 −6
Original line number Diff line number Diff line
@@ -185,11 +185,13 @@ __tsb_context_switch: 
	 *

	 * XXX Interactions with prom_world()...

	 */

	sethi	%hi(sparc64_highest_unlocked_tlb_ent), %o4

	mov	TLB_TAG_ACCESS, %g1

	lduw	[%o4 + %lo(sparc64_highest_unlocked_tlb_ent)], %g2

	stxa	%o2, [%g1] ASI_DMMU

	membar	#Sync

	mov		(61 << 3), %g1

	stxa		%o3, [%g1] ASI_DTLB_DATA_ACCESS

	sllx	%g2, 3, %g2

	stxa	%o3, [%g2] ASI_DTLB_DATA_ACCESS

	membar	#Sync

9:

	wrpr	%o5, %pstate