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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
| commit | 6de9c70882ecdee63a652d493bf2353963bd4c22 (patch) | |
| tree | 9d219e705492331c97f5f7dccce3b0b1a29251bf /fs/proc/array.c | |
| parent | d406d21d90dce2e66c7eb4a44605aac947fe55fb (diff) | |
| parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) | |
| download | kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.tar.gz kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.tar.xz kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.zip | |
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'fs/proc/array.c')
| -rw-r--r-- | fs/proc/array.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c index 797d775e035..0d6eb33597c 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -80,6 +80,7 @@ #include <linux/delayacct.h> #include <linux/seq_file.h> #include <linux/pid_namespace.h> +#include <linux/tracehook.h> #include <asm/pgtable.h> #include <asm/processor.h> @@ -168,8 +169,12 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns, rcu_read_lock(); ppid = pid_alive(p) ? task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0; - tpid = pid_alive(p) && p->ptrace ? - task_pid_nr_ns(rcu_dereference(p->parent), ns) : 0; + tpid = 0; + if (pid_alive(p)) { + struct task_struct *tracer = tracehook_tracer_task(p); + if (tracer) + tpid = task_pid_nr_ns(tracer, ns); + } seq_printf(m, "State:\t%s\n" "Tgid:\t%d\n" |