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    Subject[PATCH 09/21] pidns: Export free_pid_ns
    From: "Eric W. Biederman" <ebiederm@xmission.com>

    There is a least one modular user so export free_pid_ns so modules can
    capture and use the pid namespace on the very rare occasion when it
    makes sense.

    Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
    ---
    kernel/pid_namespace.c | 2 ++
    1 files changed, 2 insertions(+), 0 deletions(-)

    diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
    index b3c7fd5..baa528d 100644
    --- a/kernel/pid_namespace.c
    +++ b/kernel/pid_namespace.c
    @@ -16,6 +16,7 @@
    #include <linux/slab.h>
    #include <linux/proc_fs.h>
    #include <linux/reboot.h>
    +#include <linux/export.h>

    #define BITS_PER_PAGE (PAGE_SIZE*8)

    @@ -144,6 +145,7 @@ void free_pid_ns(struct kref *kref)
    if (parent != NULL)
    put_pid_ns(parent);
    }
    +EXPORT_SYMBOL_GPL(free_pid_ns);

    void zap_pid_ns_processes(struct pid_namespace *pid_ns)
    {
    --
    1.7.5.4


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