The patch titled
pid: Implement ns_of_pid (update)
has been added to the -mm tree. Its filename is
pid-implement-ns_of_pid-update.patch
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------------------------------------------------------
Subject: pid: Implement ns_of_pid (update)
From: Eric Biederman <ebiederm@xxxxxxxxxxxx>
- Add a note in function header of ns_of_pid() re: NULL pid.
Signed-off-by: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/pid.h | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff -puN include/linux/pid.h~pid-implement-ns_of_pid-update include/linux/pid.h
--- a/include/linux/pid.h~pid-implement-ns_of_pid-update
+++ a/include/linux/pid.h
@@ -122,8 +122,15 @@ int next_pidmap(struct pid_namespace *pi
extern struct pid *alloc_pid(struct pid_namespace *ns);
extern void free_pid(struct pid *pid);
-/* ns_of_pid returns the pid namespace in which the specified
- * pid was allocated.
+/*
+ * ns_of_pid() returns the pid namespace in which the specified pid was
+ * allocated.
+ *
+ * NOTE:
+ * ns_of_pid() is expected to be called for a process (task) that has
+ * an attached 'struct pid' (see attach_pid(), detach_pid()) i.e @pid
+ * is expected to be non-NULL. If @pid is NULL, caller should handle
+ * the resulting NULL pid-ns.
*/
static inline struct pid_namespace *ns_of_pid(struct pid *pid)
{
_
Patches currently in -mm which might be from ebiederm@xxxxxxxxxxxx are
linux-next.patch
pid-implement-ns_of_pid.patch
pid-implement-ns_of_pid-update.patch
pid-generalize-task_active_pid_ns.patch
mqueue-fix-si_pid-value-in-mqueue-do_notify.patch
vmcore-remove-saved_max_pfn-check.patch
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