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| author |   Eric W. Biederman <ebiederm@xmission.com> | 2012-01-09 17:24:30 -0800 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2012-01-24 16:40:28 -0800 |
| commit | 938aaa4f9249aa1519fd0db07fc72125de2df338 (patch) | |
| tree | fd248564e8988e95966cd425f3f96ce7d094ae1c /include/linux/sysctl.h | |
| parent | sysctl: A more obvious version of grab_header. (diff) | |
| download | linux-dev-938aaa4f9249aa1519fd0db07fc72125de2df338.tar.xz linux-dev-938aaa4f9249aa1519fd0db07fc72125de2df338.zip | |
sysctl: Initial support for auto-unregistering sysctl tables.
Add nreg to ctl_table_header. When nreg drops to 0 the ctl_table_header
will be unregistered.
Factor out drop_sysctl_table from unregister_sysctl_table, and add
the logic for decrementing nreg.
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'include/linux/sysctl.h')
| -rw-r--r-- | include/linux/sysctl.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 094bc5ccf1e2..e40b8f6e5d0e 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -1032,6 +1032,7 @@ struct ctl_table_header struct list_head ctl_entry; int used; int count; + int nreg; }; struct rcu_head rcu; }; |