This is a note to let you know that I've just added the patch titled
sparc64: Add membar to Niagara2 memcpy code.
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
sparc64-add-membar-to-niagara2-memcpy-code.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From foo@baz Thu Aug 7 22:33:35 PDT 2014
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Sat, 17 May 2014 11:28:05 -0700
Subject: sparc64: Add membar to Niagara2 memcpy code.
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
[ 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@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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
Patches currently in stable-queue which might be from davem@xxxxxxxxxxxxx are
queue-3.4/sparc64-add-membar-to-niagara2-memcpy-code.patch
queue-3.4/ip-make-ip-identifiers-less-predictable.patch
queue-3.4/sunsab-fix-detection-of-break-on-sunsab-serial-console.patch
queue-3.4/tcp-fix-integer-overflow-in-tcp-vegas.patch
queue-3.4/tcp-fix-integer-overflows-in-tcp-veno.patch
queue-3.4/sparc64-fix-huge-tsb-mapping-on-pre-ultrasparc-iii-cpus.patch
queue-3.4/sparc64-handle-32-bit-tasks-properly-in-compute_effective_address.patch
queue-3.4/macvlan-initialize-vlan_features-to-turn-on-offload-support.patch
queue-3.4/inetpeer-get-rid-of-ip_id_count.patch
queue-3.4/arch-sparc-math-emu-math_32.c-drop-stray-break-operator.patch
queue-3.4/sparc64-do-not-insert-non-valid-ptes-into-the-tsb-hash-table.patch
queue-3.4/sparc64-fix-argument-sign-extension-for-compat_sys_futex.patch
queue-3.4/bbc-i2c-fix-bbc-i2c-envctrl-on-sunblade-2000.patch
queue-3.4/sparc64-guard-against-flushing-openfirmware-mappings.patch
queue-3.4/sparc64-ldc_connect-should-not-return-einval-when-handshake-is-in-progress.patch
queue-3.4/sparc64-fix-top-level-fault-handling-bugs.patch
queue-3.4/sparc64-don-t-bark-so-loudly-about-32-bit-tasks-generating-64-bit-fault-addresses.patch
queue-3.4/net-sendmsg-fix-null-pointer-dereference.patch
queue-3.4/net-sctp-inherit-auth_capable-on-init-collisions.patch
queue-3.4/sparc64-make-itc_sync_lock-raw.patch
queue-3.4/sctp-fix-possible-seqlock-seadlock-in-sctp_packet_transmit.patch
queue-3.4/iovec-make-sure-the-caller-actually-wants-anything-in-memcpy_fromiovecend.patch
queue-3.4/net-correctly-set-segment-mac_len-in-skb_segment.patch
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