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authorJustus Winter <4winter@informatik.uni-hamburg.de>2013-08-05 10:11:30 (GMT)
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2013-09-15 20:58:56 (GMT)
commit690beb4d6679c66f45d09883408cb860337e31c2 (patch)
treede27444e41694ac8e3e550ccdbea17c0541ea88a
parent883e9a3bcbd0de620272c79b6a081b42b0832ef4 (diff)
Make start_code and end_code available in /proc/*/stat
This makes killall5 actually kill any processes not marked as important. * process.c (process_file_gc_stat): Fix {start,end}_code.
-rw-r--r--process.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/process.c b/process.c
index c5ef7d8..269a18b 100644
--- a/process.c
+++ b/process.c
@@ -116,6 +116,26 @@ process_file_gc_stat (struct proc_stat *ps, char **contents)
thread_basic_info_t thbi = proc_stat_thread_basic_info (ps);
const char *fn = args_filename (proc_stat_args (ps));
+ vm_address_t start_code = 1; /* 0 would make killall5.c consider it
+ a kernel process, thus use 1 as
+ default. */
+ vm_address_t end_code = 1;
+ process_t p;
+ error_t err = proc_pid2proc (ps->context->server, ps->pid, &p);
+ if (! err)
+ {
+ boolean_t essential = 0;
+ proc_is_important (p, &essential);
+ if (essential)
+ start_code = end_code = 0; /* To make killall5.c consider it a
+ kernel process that is to be
+ left alone. */
+ else
+ proc_get_code (p, &start_code, &end_code);
+
+ mach_port_deallocate (mach_task_self (), p);
+ }
+
/* See proc(5) for more information about the contents of each field for the
Linux procfs. */
return asprintf (contents,
@@ -152,7 +172,9 @@ process_file_gc_stat (struct proc_stat *ps, char **contents)
timeval_jiffies (thbi->creation_time), /* FIXME: ... since boot */
(long unsigned) tbi->virtual_size,
(long unsigned) tbi->resident_size / PAGE_SIZE, 0L,
- 0L, 0L, 0L, 0L, 0L,
+ start_code,
+ end_code,
+ 0L, 0L, 0L,
0L, 0L, 0L, 0L,
(long unsigned) proc_stat_thread_rpc (ps), /* close enough */
0L, 0L,