diff options
| author | gjb <gjb@FreeBSD.org> | 2016-04-04 23:55:32 +0000 |
|---|---|---|
| committer | gjb <gjb@FreeBSD.org> | 2016-04-04 23:55:32 +0000 |
| commit | 1dc4c40e3b35564cb2e787ad968e6b4a9fb7eb0f (patch) | |
| tree | a027fe5a27446f32854d6a07b34b5f2a992bf283 /sys/ddb/db_ps.c | |
| parent | 3669a0dced7e344be71d234ffc3a71530ef0ae08 (diff) | |
| parent | 589cedfe0cde2b49d5f47fc240de37c8bf307abd (diff) | |
| download | FreeBSD-src-1dc4c40e3b35564cb2e787ad968e6b4a9fb7eb0f.zip FreeBSD-src-1dc4c40e3b35564cb2e787ad968e6b4a9fb7eb0f.tar.gz | |
MFH
Sponsored by: The FreeBSD Foundation
Diffstat (limited to 'sys/ddb/db_ps.c')
| -rw-r--r-- | sys/ddb/db_ps.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sys/ddb/db_ps.c b/sys/ddb/db_ps.c index f38c89f..76ab2c5 100644 --- a/sys/ddb/db_ps.c +++ b/sys/ddb/db_ps.c @@ -36,6 +36,7 @@ __FBSDID("$FreeBSD$"); #include <sys/cons.h> #include <sys/jail.h> #include <sys/kdb.h> +#include <sys/kernel.h> #include <sys/proc.h> #include <sys/sysent.h> #include <sys/systm.h> @@ -302,6 +303,7 @@ DB_SHOW_COMMAND(thread, db_show_thread) struct thread *td; struct lock_object *lock; bool comma; + int delta; /* Determine which thread to examine. */ if (have_addr) @@ -376,6 +378,16 @@ DB_SHOW_COMMAND(thread, db_show_thread) td->td_wchan); db_printf(" priority: %d\n", td->td_priority); db_printf(" container lock: %s (%p)\n", lock->lo_name, lock); + if (td->td_swvoltick != 0) { + delta = (u_int)ticks - (u_int)td->td_swvoltick; + db_printf(" last voluntary switch: %d ms ago\n", + 1000 * delta / hz); + } + if (td->td_swinvoltick != 0) { + delta = (u_int)ticks - (u_int)td->td_swinvoltick; + db_printf(" last involuntary switch: %d ms ago\n", + 1000 * delta / hz); + } } DB_SHOW_COMMAND(proc, db_show_proc) |
