diff options
| author | Eric W. Biederman <ebiederm@xmission.com> | 2008-02-08 04:18:33 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-08 09:22:24 -0800 |
| commit | df5f8314ca30d6a76735748e5ba4ca9809c0f434 (patch) | |
| tree | e0a6157b1666a320e69586a81c77a3fe83b36a2a /include | |
| parent | a56d3fc74c0178c5f41c48315604d62cff4e746d (diff) | |
| download | linux-3.10-df5f8314ca30d6a76735748e5ba4ca9809c0f434.tar.gz linux-3.10-df5f8314ca30d6a76735748e5ba4ca9809c0f434.tar.bz2 linux-3.10-df5f8314ca30d6a76735748e5ba4ca9809c0f434.zip | |
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')
| -rw-r--r-- | include/asm-s390/processor.h | 3 | ||||
| -rw-r--r-- | include/linux/cpuset.h | 9 | ||||
| -rw-r--r-- | include/linux/proc_fs.h | 3 |
3 files changed, 9 insertions, 6 deletions
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h index 4f744609cd1..dfec2d011c0 100644 --- a/include/asm-s390/processor.h +++ b/include/asm-s390/processor.h @@ -161,6 +161,7 @@ struct stack_frame { /* Forward declaration, a strange C thing */ struct task_struct; struct mm_struct; +struct seq_file; /* Free all resources held by a thread. */ extern void release_thread(struct task_struct *); @@ -177,7 +178,7 @@ extern unsigned long thread_saved_pc(struct task_struct *t); /* * Print register of task into buffer. Used in fs/proc/array.c. */ -extern char *task_show_regs(struct task_struct *task, char *buffer); +extern void task_show_regs(struct seq_file *m, struct task_struct *task); extern void show_registers(struct pt_regs *regs); extern void show_code(struct pt_regs *regs); 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) {} diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index b04ebf09fb9..e4a8f9aef18 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -118,7 +118,8 @@ struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir); unsigned long task_vsize(struct mm_struct *); int task_statm(struct mm_struct *, int *, int *, int *, int *); -char *task_mem(struct mm_struct *, char *); +void task_mem(struct seq_file *, struct mm_struct *); +void clear_refs_smap(struct mm_struct *mm); struct proc_dir_entry *de_get(struct proc_dir_entry *de); void de_put(struct proc_dir_entry *de); |