It comes up as useful in debugging to be able to see task->thread_info->flags
along with signal information and such. There is no way currently to
elicit these bits from the kernel via sysrq or /proc (AFAIK).
This patch adds the field to /proc/PID/status.
Thanks,
Roland
Signed-off-by: Roland McGrath <[email protected]>
--- linux-2.6/fs/proc/array.c
+++ linux-2.6/fs/proc/array.c
@@ -287,6 +287,12 @@ static inline char *task_cap(struct task
cap_t(p->cap_effective));
}
+static inline char *task_tif(struct task_struct *p, char *buffer)
+{
+ return buffer + sprintf(buffer, "ThreadInfoFlags:\t%lu\n",
+ (unsigned long) p->thread_info->flags);
+}
+
int proc_pid_status(struct task_struct *task, char * buffer)
{
char * orig = buffer;
@@ -294,6 +300,7 @@ int proc_pid_status(struct task_struct *
buffer = task_name(task, buffer);
buffer = task_state(task, buffer);
+ buffer = task_tif(task, buffer);
if (mm) {
buffer = task_mem(mm, buffer);
-
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