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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-10-09 10:37:22 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-12-04 10:52:54 -0800 |
| commit | 1ba9c5e6c615e8aca9041e27c40f25569704ae72 (patch) | |
| tree | 31532ebc993ea26d5862b5d847868373a8adda2e /include/linux/rtnetlink.h | |
| parent | 137f61f6528f2bd552a75c59567d29db2857af97 (diff) | |
| download | linux-stable-1ba9c5e6c615e8aca9041e27c40f25569704ae72.tar.gz linux-stable-1ba9c5e6c615e8aca9041e27c40f25569704ae72.tar.bz2 linux-stable-1ba9c5e6c615e8aca9041e27c40f25569704ae72.zip | |
rtnetlink: Update now-misleading smp_read_barrier_depends() comment
Now that READ_ONCE() implies smp_read_barrier_depends(), update the
rtnl_dereference() header comment accordingly.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Vladislav Yasevich <vyasevic@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Vlad Yasevich <vyasevich@gmail.com>
Diffstat (limited to 'include/linux/rtnetlink.h')
| -rw-r--r-- | include/linux/rtnetlink.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index 2032ce2eb20b..1eadec3fc228 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -70,8 +70,7 @@ static inline bool lockdep_rtnl_is_held(void) * @p: The pointer to read, prior to dereferencing * * Return the value of the specified RCU-protected pointer, but omit - * both the smp_read_barrier_depends() and the READ_ONCE(), because - * caller holds RTNL. + * the READ_ONCE(), because caller holds RTNL. */ #define rtnl_dereference(p) \ rcu_dereference_protected(p, lockdep_rtnl_is_held()) |