From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, "David S. Miller" <davem@davemloft.net>
Subject: [PATCH 3.14 32/39] sparc64: Add membar to Niagara2 memcpy code.
Date: Fri, 8 Aug 2014 14:35:18 -0700 [thread overview]
Message-ID: <20140808213356.348303988@linuxfoundation.org> (raw)
In-Reply-To: <20140808213354.980430919@linuxfoundation.org>
3.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: "David S. Miller" <davem@davemloft.net>
[ Upstream commit 5aa4ecfd0ddb1e6dcd1c886e6c49677550f581aa ]
This is the prevent previous stores from overlapping the block stores
done by the memcpy loop.
Based upon a glibc patch by Jose E. Marchesi
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/sparc/lib/NG2memcpy.S | 1 +
1 file changed, 1 insertion(+)
--- a/arch/sparc/lib/NG2memcpy.S
+++ b/arch/sparc/lib/NG2memcpy.S
@@ -236,6 +236,7 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len
*/
VISEntryHalf
+ membar #Sync
alignaddr %o1, %g0, %g0
add %o1, (64 - 1), %o4
next prev parent reply other threads:[~2014-08-08 21:37 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-08 21:34 [PATCH 3.14 00/39] 3.14.17-stable review Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 01/39] xfrm: Fix installation of AH IPsec SAs Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 02/39] bnx2x: fix crash during TSO tunneling Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 03/39] inetpeer: get rid of ip_id_count Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 04/39] ip: make IP identifiers less predictable Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 05/39] net: sendmsg: fix NULL pointer dereference Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 06/39] net: phy: re-apply PHY fixups during phy_register_device Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 07/39] ip_tunnel(ipv4): fix tunnels with "local any remote $remote_ip" Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 08/39] tcp: Fix integer-overflows in TCP veno Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 09/39] tcp: Fix integer-overflow in TCP vegas Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 10/39] bna: fix performance regression Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 11/39] net: sctp: inherit auth_capable on INIT collisions Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 12/39] macvlan: Initialize vlan_features to turn on offload support Greg Kroah-Hartman
2014-08-08 21:34 ` [PATCH 3.14 13/39] net: Correctly set segment mac_len in skb_segment() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 14/39] iovec: make sure the caller actually wants anything in memcpy_fromiovecend Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 15/39] batman-adv: Fix out-of-order fragmentation support Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 16/39] sctp: fix possible seqlock seadlock in sctp_packet_transmit() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 17/39] sparc64: Fix argument sign extension for compat_sys_futex() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 18/39] sparc64: Make itc_sync_lock raw Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 19/39] sparc64: Fix executable bit testing in set_pmd_at() paths Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 20/39] sparc64: Fix huge PMD invalidation Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 21/39] sparc64: Fix bugs in get_user_pages_fast() wrt. THP Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 22/39] sparc64: Fix hex values in comment above pte_modify() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 23/39] sparc64: Dont use _PAGE_PRESENT in pte_modify() mask Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 24/39] sparc64: Handle 32-bit tasks properly in compute_effective_address() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 25/39] sparc64: Fix top-level fault handling bugs Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 26/39] sparc64: Fix range check in kern_addr_valid() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 27/39] sparc64: Use ILOG2_4MB instead of constant 22 Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 28/39] sparc64: Add basic validations to {pud,pmd}_bad() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 29/39] sparc64: Give more detailed information in {pgd,pmd}_ERROR() and kill pte_ERROR() Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 30/39] sparc64: Dont bark so loudly about 32-bit tasks generating 64-bit fault addresses Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 31/39] sparc64: Fix huge TSB mapping on pre-UltraSPARC-III cpus Greg Kroah-Hartman
2014-08-08 21:35 ` Greg Kroah-Hartman [this message]
2014-08-08 21:35 ` [PATCH 3.14 33/39] sparc64: Do not insert non-valid PTEs into the TSB hash table Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 34/39] sparc64: Guard against flushing openfirmware mappings Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 35/39] bbc-i2c: Fix BBC I2C envctrl on SunBlade 2000 Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 36/39] sunsab: Fix detection of BREAK on sunsab serial console Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 37/39] sparc64: ldc_connect() should not return EINVAL when handshake is in progress Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 38/39] arch/sparc/math-emu/math_32.c: drop stray break operator Greg Kroah-Hartman
2014-08-08 21:35 ` [PATCH 3.14 39/39] xfs: log vector rounding leaks log space Greg Kroah-Hartman
2014-08-09 3:01 ` [PATCH 3.14 00/39] 3.14.17-stable review Guenter Roeck
2014-08-09 14:41 ` Shuah Khan
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