From: David Miller <davem@davemloft.net>
To: sparclinux@vger.kernel.org
Subject: Re: sun4v_data_access_exception on new 2.6.23
Date: Fri, 12 Oct 2007 08:50:07 +0000 [thread overview]
Message-ID: <20071012.015007.85686152.davem@davemloft.net> (raw)
In-Reply-To: <470E6F28.2010709@systella.fr>
From: BERTRAND_Joël <joel.bertrand@systella.fr>
Date: Fri, 12 Oct 2007 09:04:16 +0200
> Writing inode tables: Kernel unaligned access at TPC[56004c]
> xor_niagara_4+0x5c/0x128
> sun4v_data_access_exception: ADDR[000000000053d354] CTX[0000]
> TYPE[000a], going.
Please try this patch:
diff --git a/arch/sparc64/lib/xor.S b/arch/sparc64/lib/xor.S
index a79c888..f44f58f 100644
--- a/arch/sparc64/lib/xor.S
+++ b/arch/sparc64/lib/xor.S
@@ -491,12 +491,12 @@ xor_niagara_4: /* %o0=bytes, %o1Þst, %o2=src1, %o3=src2, %o4=src3 */
ldda [%i1 + 0x10] %asi, %i2 /* %i2/%i3 = src1 + 0x10 */
xor %g2, %i4, %g2
xor %g3, %i5, %g3
- ldda [%i7 + 0x10] %asi, %i4 /* %i4/%i5 = src2 + 0x10 */
+ ldda [%l7 + 0x10] %asi, %i4 /* %i4/%i5 = src2 + 0x10 */
xor %l0, %g2, %l0
xor %l1, %g3, %l1
stxa %l0, [%i0 + 0x00] %asi
stxa %l1, [%i0 + 0x08] %asi
- ldda [%i6 + 0x10] %asi, %g2 /* %g2/%g3 = src3 + 0x10 */
+ ldda [%l6 + 0x10] %asi, %g2 /* %g2/%g3 = src3 + 0x10 */
ldda [%i0 + 0x10] %asi, %l0 /* %l0/%l1 = dest + 0x10 */
xor %i4, %i2, %i4
@@ -504,12 +504,12 @@ xor_niagara_4: /* %o0=bytes, %o1Þst, %o2=src1, %o3=src2, %o4=src3 */
ldda [%i1 + 0x20] %asi, %i2 /* %i2/%i3 = src1 + 0x20 */
xor %g2, %i4, %g2
xor %g3, %i5, %g3
- ldda [%i7 + 0x20] %asi, %i4 /* %i4/%i5 = src2 + 0x20 */
+ ldda [%l7 + 0x20] %asi, %i4 /* %i4/%i5 = src2 + 0x20 */
xor %l0, %g2, %l0
xor %l1, %g3, %l1
stxa %l0, [%i0 + 0x10] %asi
stxa %l1, [%i0 + 0x18] %asi
- ldda [%i6 + 0x20] %asi, %g2 /* %g2/%g3 = src3 + 0x20 */
+ ldda [%l6 + 0x20] %asi, %g2 /* %g2/%g3 = src3 + 0x20 */
ldda [%i0 + 0x20] %asi, %l0 /* %l0/%l1 = dest + 0x20 */
xor %i4, %i2, %i4
@@ -517,12 +517,12 @@ xor_niagara_4: /* %o0=bytes, %o1Þst, %o2=src1, %o3=src2, %o4=src3 */
ldda [%i1 + 0x30] %asi, %i2 /* %i2/%i3 = src1 + 0x30 */
xor %g2, %i4, %g2
xor %g3, %i5, %g3
- ldda [%i7 + 0x30] %asi, %i4 /* %i4/%i5 = src2 + 0x30 */
+ ldda [%l7 + 0x30] %asi, %i4 /* %i4/%i5 = src2 + 0x30 */
xor %l0, %g2, %l0
xor %l1, %g3, %l1
stxa %l0, [%i0 + 0x20] %asi
stxa %l1, [%i0 + 0x28] %asi
- ldda [%i6 + 0x30] %asi, %g2 /* %g2/%g3 = src3 + 0x30 */
+ ldda [%l6 + 0x30] %asi, %g2 /* %g2/%g3 = src3 + 0x30 */
ldda [%i0 + 0x30] %asi, %l0 /* %l0/%l1 = dest + 0x30 */
prefetch [%i1 + 0x40], #one_read
next prev parent reply other threads:[~2007-10-12 8:50 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-11 18:44 sun4v_data_access_exception on new 2.6.23 BERTRAND Joël
2007-10-11 21:42 ` David Miller
2007-10-11 22:37 ` David Miller
2007-10-12 5:47 ` BERTRAND Joël
2007-10-12 7:04 ` BERTRAND Joël
2007-10-12 8:37 ` David Miller
2007-10-12 8:50 ` David Miller [this message]
2007-10-12 8:52 ` BERTRAND Joël
2007-10-12 9:16 ` BERTRAND Joël
2007-10-12 9:27 ` David Miller
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