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| author | Paul E. McKenney | 2015-04-16 20:02:25 +0200 |
|---|---|---|
| committer | Paul E. McKenney | 2015-05-27 21:58:02 +0200 |
| commit | 81e701e4376232b2779f52f15e3b7413131bd8e4 (patch) | |
| tree | fd4da2e7259f5e448048c1db7f0276d87ec24ebd /Documentation/memory-barriers.txt | |
| parent | rcu: Fix missing task information during rcu-preempt stall (diff) | |
| download | kernel-qcow2-linux-81e701e4376232b2779f52f15e3b7413131bd8e4.tar.gz kernel-qcow2-linux-81e701e4376232b2779f52f15e3b7413131bd8e4.tar.xz kernel-qcow2-linux-81e701e4376232b2779f52f15e3b7413131bd8e4.zip | |
rcu: Add more debug info on "kthread starved" RCU CPU stall warnings
This commit adds grace number and command-flags information to the
"kthread starved" message that is sometimes printed out as part of
RCU CPU stall warnings. This message is caused by the corresponding
RCU grace-period kthread not having run for at least two seconds, and
this added information can be helpful when debugging.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'Documentation/memory-barriers.txt')
0 files changed, 0 insertions, 0 deletions