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Message-Id: <20190715143705.117908-5-joel@joelfernandes.org>
Date: Mon, 15 Jul 2019 10:37:00 -0400
From: "Joel Fernandes (Google)" <joel@...lfernandes.org>
To: linux-kernel@...r.kernel.org
Cc: "Joel Fernandes (Google)" <joel@...lfernandes.org>,
Alexey Kuznetsov <kuznet@....inr.ac.ru>,
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x86@...nel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT))
Subject: [PATCH 4/9] ipv4: add lockdep condition to fix for_each_entry (v1)
Using the previous support added, use it for adding lockdep conditions
to list usage here.
Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>
---
net/ipv4/fib_frontend.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 317339cd7f03..26b0fb24e2c2 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -124,7 +124,8 @@ struct fib_table *fib_get_table(struct net *net, u32 id)
h = id & (FIB_TABLE_HASHSZ - 1);
head = &net->ipv4.fib_table_hash[h];
- hlist_for_each_entry_rcu(tb, head, tb_hlist) {
+ hlist_for_each_entry_rcu(tb, head, tb_hlist,
+ lockdep_rtnl_is_held()) {
if (tb->tb_id == id)
return tb;
}
--
2.22.0.510.g264f2c817a-goog
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