From: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
To: linux-kernel@vger.kernel.org
Cc: sparclinux@vger.kernel.org,
Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>,
Andreas Larsson <andreas@gaisler.com>,
John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
Anthony Yznaga <anthony.yznaga@oracle.com>
Subject: [PATCH 4/4] sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara 4
Date: Tue, 26 Aug 2025 18:03:06 +0200 [thread overview]
Message-ID: <20250826160312.2070-5-kernel@mkarcher.dialup.fu-berlin.de> (raw)
In-Reply-To: <20250826160312.2070-1-kernel@mkarcher.dialup.fu-berlin.de>
Fixes: 957077048009 ("sparc64: Convert NG4copy_{from,to}_user to accurate exception reporting.")
Signed-off-by: Michael Karcher <kernel@mkarcher.dialup.fu-berlin.de>
---
arch/sparc/lib/NG4memcpy.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/sparc/lib/NG4memcpy.S b/arch/sparc/lib/NG4memcpy.S
index 7ad58ebe0d00..df0ec1bd1948 100644
--- a/arch/sparc/lib/NG4memcpy.S
+++ b/arch/sparc/lib/NG4memcpy.S
@@ -281,7 +281,7 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
subcc %o5, 0x20, %o5
EX_ST(STORE(stx, %g1, %o0 + 0x00), memcpy_retl_o2_plus_o5_plus_32)
EX_ST(STORE(stx, %g2, %o0 + 0x08), memcpy_retl_o2_plus_o5_plus_24)
- EX_ST(STORE(stx, GLOBAL_SPARE, %o0 + 0x10), memcpy_retl_o2_plus_o5_plus_24)
+ EX_ST(STORE(stx, GLOBAL_SPARE, %o0 + 0x10), memcpy_retl_o2_plus_o5_plus_16)
EX_ST(STORE(stx, %o4, %o0 + 0x18), memcpy_retl_o2_plus_o5_plus_8)
bne,pt %icc, 1b
add %o0, 0x20, %o0
--
2.50.1
next prev parent reply other threads:[~2025-08-26 16:03 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-26 16:03 Fix accurate exception reporting in SPARC assembly Michael Karcher
2025-08-26 16:03 ` [PATCH 1/4] sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC Michael Karcher
2025-08-29 10:53 ` John Paul Adrian Glaubitz
2025-09-02 16:33 ` Rene Rebe
2025-08-26 16:03 ` [PATCH 2/4] sparc: fix accurate exception reporting in copy_{from_to}_user for UltraSPARC III Michael Karcher
2025-08-27 6:34 ` John Paul Adrian Glaubitz
2025-08-28 15:53 ` John Paul Adrian Glaubitz
2025-08-30 1:57 ` Anthony Yznaga
2025-08-30 8:35 ` Michael Karcher
2025-09-02 16:38 ` Rene Rebe
2025-08-26 16:03 ` [PATCH 3/4] sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara Michael Karcher
2025-08-29 21:44 ` John Paul Adrian Glaubitz
2025-09-02 16:40 ` Rene Rebe
2025-09-02 16:47 ` John Paul Adrian Glaubitz
2025-09-02 16:51 ` Rene Rebe
2025-09-02 16:53 ` John Paul Adrian Glaubitz
2025-09-02 17:04 ` Rene Rebe
2025-09-02 17:11 ` John Paul Adrian Glaubitz
2025-09-02 21:51 ` René Rebe
2025-08-26 16:03 ` Michael Karcher [this message]
2025-08-27 6:37 ` [PATCH 4/4] sparc: fix accurate exception reporting in copy_{from_to}_user for Niagara 4 John Paul Adrian Glaubitz
2025-08-28 20:21 ` John Paul Adrian Glaubitz
2025-08-29 13:24 ` Michael Karcher
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