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List: linux-backports
Subject: [PATCH] backports: add spatch to handle IFF_NO_QUEUE
From: Johannes Berg <johannes () sipsolutions ! net>
Date: 2015-08-26 7:07:11
Message-ID: 1440572831-6075-1-git-send-email-johannes () sipsolutions ! net
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From: Johannes Berg <johannes.berg@intel.com>
This flag doesn't exist on newer kernels, but replaced the tx_queue_len
assignment, so can't just be backported to have no effect. Instead, add
a semantic patch that puts back the tx_queue_len=0 assignment on older
kernel versions.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
patches/collateral-evolutions/network/0062-iff-no-queue.cocci | 9 +++++++++
1 file changed, 9 insertions(+)
create mode 100644 patches/collateral-evolutions/network/0062-iff-no-queue.cocci
diff --git a/patches/collateral-evolutions/network/0062-iff-no-queue.cocci \
b/patches/collateral-evolutions/network/0062-iff-no-queue.cocci new file mode 100644
index 000000000000..984dcbe64bad
--- /dev/null
+++ b/patches/collateral-evolutions/network/0062-iff-no-queue.cocci
@@ -0,0 +1,9 @@
+@@
+expression E;
+@@
+
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)
+ E->priv_flags |= IFF_NO_QUEUE;
++#else
++E->tx_queue_len = 0;
++#endif
--
2.1.4
--
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