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author | Milos Vyletel <milos@redhat.com> | 2015-04-17 17:38:04 +0300 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-05-27 22:57:28 +0300 |
commit | ed38446424dd531f1b7a167677232a6d400d69d5 (patch) | |
tree | 061898389cefd9fd56264e1b4391134cd42e2cac /Documentation/memory-barriers.txt | |
parent | ee7c29be3695996536395f647e8a2ed6b1ab3a0d (diff) | |
download | linux-ed38446424dd531f1b7a167677232a6d400d69d5.tar.xz |
documentation: State that rcu_dereference() reloads pointer
Make a note stating that repeated calls of rcu_dereference() may not
return the same pointer if update happens while in critical section.
Reported-by: Jeff Haran <jeff.haran@citrix.com>
Signed-off-by: Milos Vyletel <milos@redhat.com>
Reviewed-by: Steven Rostedt <rostedt@goodmis.org>
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