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authorJason A. Donenfeld <Jason@zx2c4.com>2021-03-02 09:24:45 +0100
committerPetr Štetiar <ynezz@true.cz>2021-03-02 09:30:22 +0100
commitd54072587146dd0db9bb52b513234d944edabda3 (patch)
treead10796da858d6956e8937950cf525498df26025 /target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch
parentb0376462c164344d6be9fe1568a9f13ffd8fbb16 (diff)
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kernel-5.4: backport fd16931a2f51 for chacha neon
Without this patch, the chacha block counter is not incremented on neon rounds, resulting in incorrect calculations and corrupt packets. This also switches to using `--no-numbered --zero-commit` so that future diffs are smaller. Reported-by: Hans Geiblinger <cybrnook2002@yahoo.com> Reviewed-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com> Cc: David Bauer <mail@david-bauer.net> Cc: Petr Štetiar <ynezz@true.cz> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch')
-rw-r--r--target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch42
1 files changed, 0 insertions, 42 deletions
diff --git a/target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch b/target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch
deleted file mode 100644
index bd4fd77380..0000000000
--- a/target/linux/generic/backport-5.4/080-wireguard-0121-wireguard-peer-put-frequently-used-members-above-cac.patch
+++ /dev/null
@@ -1,42 +0,0 @@
-From a13827e9091c07e25cdeec9a402d74a27e2a1111 Mon Sep 17 00:00:00 2001
-From: "Jason A. Donenfeld" <Jason@zx2c4.com>
-Date: Mon, 22 Feb 2021 17:25:46 +0100
-Subject: [PATCH 121/124] wireguard: peer: put frequently used members above
- cache lines
-
-commit 5a0598695634a6bb4126818902dd9140cd9df8b6 upstream.
-
-The is_dead boolean is checked for every single packet, while the
-internal_id member is used basically only for pr_debug messages. So it
-makes sense to hoist up is_dead into some space formerly unused by a
-struct hole, while demoting internal_api to below the lowest struct
-cache line.
-
-Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
-Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
----
- drivers/net/wireguard/peer.h | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
---- a/drivers/net/wireguard/peer.h
-+++ b/drivers/net/wireguard/peer.h
-@@ -39,6 +39,7 @@ struct wg_peer {
- struct crypt_queue tx_queue, rx_queue;
- struct sk_buff_head staged_packet_queue;
- int serial_work_cpu;
-+ bool is_dead;
- struct noise_keypairs keypairs;
- struct endpoint endpoint;
- struct dst_cache endpoint_cache;
-@@ -61,9 +62,8 @@ struct wg_peer {
- struct rcu_head rcu;
- struct list_head peer_list;
- struct list_head allowedips_list;
-- u64 internal_id;
- struct napi_struct napi;
-- bool is_dead;
-+ u64 internal_id;
- };
-
- struct wg_peer *wg_peer_create(struct wg_device *wg,