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| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-03-05 15:03:27 -0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2010-03-11 13:38:02 +0100 |
| commit | f56e8a0765cc4374e02f4e3a79e2427b5096b075 (patch) | |
| tree | 2139fc459bfe2d7d72843d4fa0fa946f0cd33cd4 /include/linux/spinlock.h | |
| parent | rcu: Increase RCU CPU stall timeouts if PROVE_RCU (diff) | |
| download | wireguard-linux-f56e8a0765cc4374e02f4e3a79e2427b5096b075.tar.xz wireguard-linux-f56e8a0765cc4374e02f4e3a79e2427b5096b075.zip | |
x86/mce: Fix RCU lockdep splats
Create an rcu_dereference_check_mce() that checks for RCU-sched
read side and mce_read_mutex being held on update side. Replace
uses of rcu_dereference() in arch/x86/kernel/cpu/mcheck/mce.c
with this new macro.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: x86@kernel.org
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <1267830207-9474-3-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/spinlock.h')
0 files changed, 0 insertions, 0 deletions