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From 9db248f030af87e336b5880fc39e37a5beb7f291 Mon Sep 17 00:00:00 2001
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From: Phil Sutter <psutter@redhat.com>
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Date: Fri, 15 Mar 2019 17:52:42 +0100
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Subject: [PATCH] list: fix prefetch dummy
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Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1525980
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Upstream Status: iptables commit 86a65af62b6b9
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commit 86a65af62b6b986aa2ae3cbf3c655ea8225b027a
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Author: Arturo Borrero <arturo.borrero.glez@gmail.com>
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Date: Mon Apr 6 20:05:41 2015 +0200
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list: fix prefetch dummy
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linux_list.h:381:59: warning: right-hand operand of comma expression has no effect [-Wunused-value]
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for (pos = list_entry((head)->next, typeof(*pos), member), \
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^
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libiptc.c:552:2: note: in expansion of macro 'list_for_each_entry'
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list_for_each_entry(c, &h->chains, list) {
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^
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[ Patch copied from one similar of Patrick McHardy on libnftnl ]
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Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
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Signed-off-by: Phil Sutter <psutter@redhat.com>
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---
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libiptc/linux_list.h | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/libiptc/linux_list.h b/libiptc/linux_list.h
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index abdcf88dadd64..559e33c9ebde0 100644
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--- a/libiptc/linux_list.h
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+++ b/libiptc/linux_list.h
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@@ -27,7 +27,7 @@
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1; \
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})
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-#define prefetch(x) 1
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+#define prefetch(x) ((void)0)
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/* empty define to make this work in userspace -HW */
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#define smp_wmb()
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--
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2.21.0
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