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authorEric W. Biederman <ebiederm@xmission.com>2008-02-08 04:18:33 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-08 09:22:24 -0800
commitdf5f8314ca30d6a76735748e5ba4ca9809c0f434 (patch)
treee0a6157b1666a320e69586a81c77a3fe83b36a2a /include/linux/cpuset.h
parenta56d3fc74c0178c5f41c48315604d62cff4e746d (diff)
proc: seqfile convert proc_pid_status to properly handle pid namespaces
Currently we possibly lookup the pid in the wrong pid namespace. So seq_file convert proc_pid_status which ensures the proper pid namespaces is passed in. [akpm@linux-foundation.org: coding-style fixes] [akpm@linux-foundation.org: build fix] [akpm@linux-foundation.org: another build fix] [akpm@linux-foundation.org: s390 build fix] [akpm@linux-foundation.org: fix task_name() output] [akpm@linux-foundation.org: fix nommu build] Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Andrew Morgan <morgan@kernel.org> Cc: Serge Hallyn <serue@us.ibm.com> Cc: Cedric Le Goater <clg@fr.ibm.com> Cc: Pavel Emelyanov <xemul@openvz.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Paul Menage <menage@google.com> Cc: Paul Jackson <pj@sgi.com> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/cpuset.h')
-rw-r--r--include/linux/cpuset.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index ecae585ec3d..f8c9a2752f0 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -57,7 +57,9 @@ extern int cpuset_memory_pressure_enabled;
extern void __cpuset_memory_pressure_bump(void);
extern const struct file_operations proc_cpuset_operations;
-extern char *cpuset_task_status_allowed(struct task_struct *task, char *buffer);
+struct seq_file;
+extern void cpuset_task_status_allowed(struct seq_file *m,
+ struct task_struct *task);
extern void cpuset_lock(void);
extern void cpuset_unlock(void);
@@ -126,10 +128,9 @@ static inline int cpuset_mems_allowed_intersects(const struct task_struct *tsk1,
static inline void cpuset_memory_pressure_bump(void) {}
-static inline char *cpuset_task_status_allowed(struct task_struct *task,
- char *buffer)
+static inline void cpuset_task_status_allowed(struct seq_file *m,
+ struct task_struct *task)
{
- return buffer;
}
static inline void cpuset_lock(void) {}