linux-kernel - [PATCH] powerpc/mm/hash: Remove stale comment.

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Date:   Tue, 11 Jul 2017 13:26:26 +0200
From:   Michal Suchanek <msuchanek@...e.de>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        "Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
        Nicholas Piggin <npiggin@...il.com>,
        "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
        Michal Suchanek <msuchanek@...e.de>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] powerpc/mm/hash: Remove stale comment.

In commit e6f81a92015b ("powerpc/mm/hash: Support 68 bit VA") the
masking is folded into ASM_VSID_SCRAMBLE but the comment about masking
is removed only from the firt use of ASM_VSID_SCRAMBLE.

Signed-off-by: Michal Suchanek <msuchanek@...e.de>
---
 arch/powerpc/mm/slb_low.S | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index bde378559d01..8e95e01b9e8e 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -296,10 +296,6 @@ slb_compare_rr_to_size:
 	srdi	r10,r10,(SID_SHIFT_1T - SID_SHIFT)	/* get 1T ESID */
 	rldimi  r10,r9,ESID_BITS_1T,0
 	ASM_VSID_SCRAMBLE(r10,r9,r11,1T)
-	/*
-	 * bits above VSID_BITS_1T need to be ignored from r10
-	 * also combine VSID and flags
-	 */
 
 	li	r10,MMU_SEGSIZE_1T
 	rldimi	r11,r10,SLB_VSID_SSIZE_SHIFT,0	/* insert segment size */
-- 
2.10.2