diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2013-08-27 17:40:45 +0100 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2013-08-27 17:43:46 +0100 |
commit | c6b26c5a406225868f05672949bcc4997c94c3ab (patch) | |
tree | 913cf3ee290f0e458042c0b50ee167ac0bc56f10 /overlay/cpu-top.c | |
parent | 177208b0d4cf64a3e2f18909a47afc5bd646a651 (diff) | |
download | platform_external_igt-gpu-tools-c6b26c5a406225868f05672949bcc4997c94c3ab.tar.gz platform_external_igt-gpu-tools-c6b26c5a406225868f05672949bcc4997c94c3ab.tar.bz2 platform_external_igt-gpu-tools-c6b26c5a406225868f05672949bcc4997c94c3ab.zip |
overlay: Scale the CPU busy value by the numer of active cores
Having 100% always mean one processor fully utilised is much easier to
understand (than having to remember how many cores are on each machine
and scale appropriately).
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'overlay/cpu-top.c')
-rw-r--r-- | overlay/cpu-top.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/overlay/cpu-top.c b/overlay/cpu-top.c index 4e31da1b..c134d409 100644 --- a/overlay/cpu-top.c +++ b/overlay/cpu-top.c @@ -25,10 +25,20 @@ #include <stdio.h> #include <unistd.h> #include <fcntl.h> +#include <string.h> #include <errno.h> #include "cpu-top.h" +int cpu_top_init(struct cpu_top *cpu) +{ + memset(cpu, 0, sizeof(*cpu)); + + cpu->nr_cpu = sysconf(_SC_NPROCESSORS_ONLN); + + return 0; +} + int cpu_top_update(struct cpu_top *cpu) { struct cpu_stat *s = &cpu->stat[cpu->count++&1]; |