From: <gregkh@linuxfoundation.org>
To: davem@davemloft.net, gregkh@linuxfoundation.org, wbx@openadk.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "sparc64: Add __multi3 for gcc 7.x and later." has been added to the 4.11-stable tree
Date: Thu, 08 Jun 2017 08:59:18 +0200 [thread overview]
Message-ID: <149690515816379@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
sparc64: Add __multi3 for gcc 7.x and later.
to the 4.11-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-__multi3-for-gcc-7.x-and-later.patch
and it can be found in the queue-4.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Thu Jun 8 08:58:43 CEST 2017
From: "David S. Miller" <davem@davemloft.net>
Date: Mon, 5 Jun 2017 11:28:57 -0700
Subject: sparc64: Add __multi3 for gcc 7.x and later.
From: "David S. Miller" <davem@davemloft.net>
[ Upstream commit 1b4af13ff2cc6897557bb0b8d9e2fad4fa4d67aa ]
Reported-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/sparc/lib/Makefile | 1 +
arch/sparc/lib/multi3.S | 35 +++++++++++++++++++++++++++++++++++
2 files changed, 36 insertions(+)
create mode 100644 arch/sparc/lib/multi3.S
--- a/arch/sparc/lib/Makefile
+++ b/arch/sparc/lib/Makefile
@@ -15,6 +15,7 @@ lib-$(CONFIG_SPARC32) += copy_user.o loc
lib-$(CONFIG_SPARC64) += atomic_64.o
lib-$(CONFIG_SPARC32) += lshrdi3.o ashldi3.o
lib-$(CONFIG_SPARC32) += muldi3.o bitext.o cmpdi2.o
+lib-$(CONFIG_SPARC64) += multi3.o
lib-$(CONFIG_SPARC64) += copy_page.o clear_page.o bzero.o
lib-$(CONFIG_SPARC64) += csum_copy.o csum_copy_from_user.o csum_copy_to_user.o
--- /dev/null
+++ b/arch/sparc/lib/multi3.S
@@ -0,0 +1,35 @@
+#include <linux/linkage.h>
+#include <asm/export.h>
+
+ .text
+ .align 4
+ENTRY(__multi3) /* %o0 = u, %o1 = v */
+ mov %o1, %g1
+ srl %o3, 0, %g4
+ mulx %g4, %g1, %o1
+ srlx %g1, 0x20, %g3
+ mulx %g3, %g4, %g5
+ sllx %g5, 0x20, %o5
+ srl %g1, 0, %g4
+ sub %o1, %o5, %o5
+ srlx %o5, 0x20, %o5
+ addcc %g5, %o5, %g5
+ srlx %o3, 0x20, %o5
+ mulx %g4, %o5, %g4
+ mulx %g3, %o5, %o5
+ sethi %hi(0x80000000), %g3
+ addcc %g5, %g4, %g5
+ srlx %g5, 0x20, %g5
+ add %g3, %g3, %g3
+ movcc %xcc, %g0, %g3
+ addcc %o5, %g5, %o5
+ sllx %g4, 0x20, %g4
+ add %o1, %g4, %o1
+ add %o5, %g3, %g2
+ mulx %g1, %o2, %g1
+ add %g1, %g2, %g1
+ mulx %o0, %o3, %o0
+ retl
+ add %g1, %o0, %o0
+ENDPROC(__multi3)
+EXPORT_SYMBOL(__multi3)
Patches currently in stable-queue which might be from davem@davemloft.net are
queue-4.11/net-dsa-fix-stale-cpu_switch-reference-after-unbind-then-bind.patch
queue-4.11/sparc64-new-context-wrap.patch
queue-4.11/sparc64-add-__multi3-for-gcc-7.x-and-later.patch
queue-4.11/sparc-machine-description-indices-can-vary.patch
queue-4.11/sparc64-combine-activate_mm-and-switch_mm.patch
queue-4.11/sparc64-add-per-cpu-mm-of-secondary-contexts.patch
queue-4.11/sock-reset-sk_err-when-the-error-queue-is-empty.patch
queue-4.11/net-bridge-start-hello-timer-only-if-device-is-up.patch
queue-4.11/sparc64-mm-fix-copy_tsb-to-correctly-copy-huge-page-tsbs.patch
queue-4.11/sparc-mm-hugepages-fix-setup_hugepagesz-for-invalid-values.patch
queue-4.11/sparc64-reset-mm-cpumask-after-wrap.patch
queue-4.11/vxlan-fix-use-after-free-on-deletion.patch
queue-4.11/net-ethoc-enable-napi-before-poll-may-be-scheduled.patch
queue-4.11/cxgb4-avoid-enabling-napi-twice-to-the-same-queue.patch
queue-4.11/ravb-fix-use-after-free-on-ifconfig-eth0-down.patch
queue-4.11/net-systemport-fix-missing-wake-on-lan-interrupt-for-systemport-lite.patch
queue-4.11/net-ipv6-fix-calipso-causing-gpf-with-datagram-support.patch
queue-4.11/tcp-disallow-cwnd-undo-when-switching-congestion-control.patch
queue-4.11/sparc64-redefine-first-version.patch
queue-4.11/vxlan-eliminate-cached-dst-leak.patch
queue-4.11/net-bridge-fix-a-null-pointer-dereference-in-br_afspec.patch
queue-4.11/ip6_tunnel-fix-traffic-class-routing-for-tunnels.patch
queue-4.11/geneve-fix-needed_headroom-and-max_mtu-for-collect_metadata.patch
queue-4.11/ipv6-xfrm-handle-errors-reported-by-xfrm6_find_1stfragopt.patch
queue-4.11/sparc64-delete-old-wrap-code.patch
queue-4.11/bnx2x-fix-multi-cos.patch
queue-4.11/net-ping-do-not-abuse-udp_poll.patch
queue-4.11/net-stmmac-fix-completely-hung-tx-when-using-tso.patch
queue-4.11/ipv6-fix-leak-in-ipv6_gso_segment.patch
queue-4.11/arch-sparc-support-nr_cpus-4096.patch
reply other threads:[~2017-06-08 7:00 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=149690515816379@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=davem@davemloft.net \
--cc=stable-commits@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=wbx@openadk.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.