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Code Issues Releases Wiki Activity

overlay: Make it easier to renice

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2013-08-28 12:40:20 +01:00
parent 9bebbbc49b
commit 75ef36713a
1 changed files with 10 additions and 2 deletions
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12
overlay/overlay.c
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@ -774,13 +774,13 @@ int main(int argc, char **argv)
struct overlay_context ctx; struct overlay_context ctx;
struct config config; struct config config;
int index, sample_period; int index, sample_period;
int daemonize = 1; int daemonize = 1, renice = 0;
int i; int i;
config_init(&config); config_init(&config);
opterr = 0; opterr = 0;
while ((i = getopt_long(argc, argv, "c:f", long_options, &index)) != -1) { while ((i = getopt_long(argc, argv, "c:fn?", long_options, &index)) != -1) {
switch (i) { switch (i) {
case 'c': case 'c':
config_parse_string(&config, optarg); config_parse_string(&config, optarg);
@ -797,6 +797,11 @@ int main(int argc, char **argv)
case 'f': case 'f':
daemonize = 0; daemonize = 0;
break; break;
case 'n':
renice = -20;
if (optarg)
renice = atoi(optarg);
break;
} }
} }
@ -820,6 +825,9 @@ int main(int argc, char **argv)
if (daemonize && daemon(0, 0)) if (daemonize && daemon(0, 0))
return EINVAL; return EINVAL;
if (renice)
nice(renice);
signal(SIGUSR1, signal_snapshot); signal(SIGUSR1, signal_snapshot);
debugfs_init(); debugfs_init();