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Added SMP support.

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1998-09-09  Martin Baulig <baulig@Stud.Informatik.uni-trier.de>

	* proctime.c (glibtop_get_proc_time_s): Added SMP support.
This commit is contained in:
Martin Baulig
1998-09-09 16:57:13 +00:00
committed by Martin Baulig
parent 0d3113e6b9
commit 11daaa2e1c
2 changed files with 31 additions and 0 deletions
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2
sysdeps/linux/ChangeLog
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@@ -1,5 +1,7 @@
1998-09-09 Martin Baulig <baulig@Stud.Informatik.uni-trier.de> 1998-09-09 Martin Baulig <baulig@Stud.Informatik.uni-trier.de>
* proctime.c (glibtop_get_proc_time_s): Added SMP support.
* open.c (glibtop_init_s): Initialize `ncpu' on SMP systems. * open.c (glibtop_init_s): Initialize `ncpu' on SMP systems.
* cpu.c (glibtop_get_cpu_s): Added SMP support. * cpu.c (glibtop_get_cpu_s): Added SMP support.

29
sysdeps/linux/proctime.c
View File

@@ -30,12 +30,20 @@ static const unsigned long _glibtop_sysdeps_proc_time =
(1 << GLIBTOP_PROC_TIME_TIMEOUT) + (1 << GLIBTOP_PROC_TIME_IT_REAL_VALUE) + (1 << GLIBTOP_PROC_TIME_TIMEOUT) + (1 << GLIBTOP_PROC_TIME_IT_REAL_VALUE) +
(1 << GLIBTOP_PROC_TIME_START_TIME); (1 << GLIBTOP_PROC_TIME_START_TIME);
static const unsigned long _glibtop_sysdeps_proc_time_smp =
(1 << GLIBTOP_PROC_TIME_XCPU_UTIME) + (1 << GLIBTOP_PROC_TIME_XCPU_STIME);
/* Init function. */ /* Init function. */
void void
glibtop_init_proc_time_s (glibtop *server) glibtop_init_proc_time_s (glibtop *server)
{ {
#if HAVE_LIBGTOP_SMP
server->sysdeps.proc_time = _glibtop_sysdeps_proc_time |
_glibtop_sysdeps_proc_time_smp;
#else
server->sysdeps.proc_time = _glibtop_sysdeps_proc_time; server->sysdeps.proc_time = _glibtop_sysdeps_proc_time;
#endif
} }
/* Provides detailed information about a process. */ /* Provides detailed information about a process. */
@@ -44,6 +52,7 @@ void
glibtop_get_proc_time_s (glibtop *server, glibtop_proc_time *buf, pid_t pid) glibtop_get_proc_time_s (glibtop *server, glibtop_proc_time *buf, pid_t pid)
{ {
char buffer [BUFSIZ], *p; char buffer [BUFSIZ], *p;
int i;
glibtop_init_s (&server, GLIBTOP_SYSDEPS_PROC_TIME, 0); glibtop_init_s (&server, GLIBTOP_SYSDEPS_PROC_TIME, 0);
@@ -73,4 +82,24 @@ glibtop_get_proc_time_s (glibtop *server, glibtop_proc_time *buf, pid_t pid)
buf->frequency = 100; buf->frequency = 100;
buf->flags = _glibtop_sysdeps_proc_time; buf->flags = _glibtop_sysdeps_proc_time;
#if HAVE_LIBGTOP_SMP
if (proc_file_to_buffer (buffer, "/proc/%d/cpu", pid))
return;
p = skip_token (buffer);
buf->utime = strtoul (p, &p, 0);
buf->stime = strtoul (p, &p, 0);
for (i = 0; i < GLIBTOP_NCPU; i++) {
if (strncmp (p+1, "cpu", 3) || !isdigit (p [4]))
break;
p += 6;
buf->xcpu_utime [i] = strtoul (p, &p, 0);
buf->xcpu_stime [i] = strtoul (p, &p, 0);
}
buf->flags |= _glibtop_sysdeps_proc_time_smp;
#endif
} }