From: Greg KH <gregkh@suse.de>
To: linux-kernel@vger.kernel.org, stable@kernel.org
Cc: Justin Forbes <jmforbes@linuxtx.org>,
Zwane Mwaikambo <zwane@arm.linux.org.uk>,
"Theodore Ts'o" <tytso@mit.edu>,
Randy Dunlap <rdunlap@xenotime.net>,
Dave Jones <davej@redhat.com>,
Chuck Wolber <chuckw@quantumlinux.com>,
Chris Wedgwood <reviews@ml.cw.f00f.org>,
torvalds@osdl.org, akpm@osdl.org, alan@lxorguk.ukuu.org.uk,
"David S. Miller" <davem@davemloft.net>,
Greg Kroah-Hartman <gregkh@suse.de>
Subject: [patch 11/23] Sparc64 quad-float emulation fix
Date: Thu, 3 Aug 2006 22:39:35 -0700 [thread overview]
Message-ID: <20060804053935.GL769@kroah.com> (raw)
In-Reply-To: <20060804053807.GA769@kroah.com>
[-- Attachment #1: sparc64-quad-float-emulation-fix.patch --]
[-- Type: text/plain, Size: 1098 bytes --]
-stable review patch. If anyone has any objections, please let us know.
------------------
From: David Miller <davem@davemloft.net>
[SPARC64]: Fix quad-float multiply emulation.
Something is wrong with the 3-multiply (vs. 4-multiply) optimized
version of _FP_MUL_MEAT_2_*(), so just use the slower version
which actually computes correct values.
Noticed by Rene Rebe
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
include/asm-sparc64/sfp-machine.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- linux-2.6.17.7.orig/include/asm-sparc64/sfp-machine.h
+++ linux-2.6.17.7/include/asm-sparc64/sfp-machine.h
@@ -34,7 +34,7 @@
#define _FP_MUL_MEAT_D(R,X,Y) \
_FP_MUL_MEAT_1_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
#define _FP_MUL_MEAT_Q(R,X,Y) \
- _FP_MUL_MEAT_2_wide_3mul(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
+ _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_imm(S,R,X,Y,_FP_DIV_HELP_imm)
#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_1_udiv_norm(D,R,X,Y)
--
next prev parent reply other threads:[~2006-08-04 5:44 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20060804053258.391158155@quad.kroah.org>
2006-08-04 5:38 ` [patch 00/23] -stable review Greg KH
2006-08-04 5:38 ` [patch 01/23] PCI: fix issues with extended conf space when MMCONFIG disabled because of e820 Greg KH
2006-08-04 5:38 ` [patch 02/23] Dont allow chmod() on the /proc/<pid>/ files Greg KH
2006-08-04 5:38 ` [patch 03/23] : H.323 helper: fix possible NULL-ptr dereference Greg KH
2006-08-04 5:38 ` [patch 04/23] scx200_acb: Fix the state machine Greg KH
2006-08-04 5:38 ` [patch 05/23] scx200_acb: Fix the block transactions Greg KH
2006-08-04 5:38 ` [patch 06/23] i2c: Fix ignore module parameter handling in i2c-core Greg KH
2006-08-04 5:39 ` [patch 07/23] sky2: NAPI bug Greg KH
2006-08-04 5:39 ` [patch 08/23] UHCI: Fix handling of short last packet Greg KH
2006-08-04 5:39 ` [patch 09/23] : Update frag_list in pskb_trim Greg KH
2006-08-04 5:39 ` [patch 10/23] VLAN state handling fix Greg KH
2006-08-04 5:39 ` Greg KH [this message]
2006-08-04 5:39 ` [patch 12/23] invalidate_bdev() speedup Greg KH
2006-08-04 8:50 ` Christoph Hellwig
2006-08-04 9:04 ` Andrew Morton
2006-08-04 13:08 ` Arjan van de Ven
2006-08-04 13:25 ` Jes Sorensen
2006-08-04 15:18 ` Andrew Morton
2006-08-04 5:39 ` [patch 13/23] ieee1394: sbp2: enable auto spin-up for Maxtor disks Greg KH
2006-08-04 5:39 ` [patch 14/23] Fix race related problem when adding items to and svcrpc auth cache Greg KH
2006-08-04 5:39 ` Greg KH
2006-08-04 5:40 ` [patch 15/23] ext3 -nobh option causes oops Greg KH
2006-11-16 22:51 ` Adrian Bunk
2006-11-16 23:07 ` Badari Pulavarty
2006-11-17 16:47 ` Adrian Bunk
2006-08-04 5:40 ` [patch 16/23] ext3: avoid triggering ext3_error on bad NFS file handle Greg KH
2006-08-04 14:45 ` Eric Sandeen
2006-08-04 14:52 ` Christoph Hellwig
2006-08-04 15:35 ` Eric Sandeen
2006-08-05 1:28 ` Theodore Tso
2006-08-10 5:38 ` [stable] " Greg KH
2006-08-04 5:40 ` [patch 17/23] e1000: add forgotten PCI ID for supported device Greg KH
2006-08-04 5:40 ` [patch 18/23] cond_resched() fix Greg KH
2006-08-04 5:40 ` [patch 19/23] Fix budget-av compile failure Greg KH
2006-08-04 5:40 ` [patch 20/23] S390: fix futex_atomic_cmpxchg_inatomic Greg KH
2006-08-07 8:39 ` Martin Schwidefsky
2006-08-04 5:40 ` [patch 21/23] tty serialize flush_to_ldisc Greg KH
2006-08-04 5:40 ` [patch 22/23] Add stable branch to maintainers file Greg KH
2006-08-04 5:41 ` [patch 23/23] Have ext2 reject file handles with bad inode numbers early Greg KH
2006-08-04 7:18 ` [patch 00/23] -stable review Grant Coady
2006-08-04 7:20 ` Greg KH
2006-08-04 9:04 ` Jesper Juhl
2006-08-04 9:10 ` Patrick McHardy
2006-08-04 9:19 ` Jesper Juhl
2006-08-04 9:24 ` Patrick McHardy
2006-08-04 9:31 ` Jesper Juhl
2006-08-04 9:19 ` Andrew Morton
2006-08-04 9:22 ` Jesper Juhl
2006-08-04 13:50 ` Auke Kok
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