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execute: allow configuration of SCHED_RESET_ON_FORK

This commit is contained in:
Lennart Poettering 2010-02-02 12:50:04 +01:00
parent 86ad3bc1ce
commit 38b48754f7
3 changed files with 9 additions and 3 deletions
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9
execute.c
View File

@ -347,7 +347,8 @@ int exec_spawn(const ExecCommand *command, const ExecContext *context, int *fds,
zero(param);
param.sched_priority = context->cpu_sched_priority;
if (sched_setscheduler(0, context->cpu_sched_policy, &param) < 0) {
if (sched_setscheduler(0, context->cpu_sched_policy |
(context->cpu_sched_reset_on_fork ? SCHED_RESET_ON_FORK : 0), &param) < 0) {
r = EXIT_SETSCHEDULER;
goto fail;
}
@ -563,9 +564,11 @@ void exec_context_dump(ExecContext *c, FILE* f, const char *prefix) {
if (c->cpu_sched_set)
fprintf(f,
"%sCPUSchedulingPolicy: %s\n"
"%sCPUSchedulingPriority: %i\n",
"%sCPUSchedulingPriority: %i\n"
"%sCPUSchedulingResetOnFork: %s\n",
prefix, sched_policy_to_string(c->cpu_sched_policy),
prefix, c->cpu_sched_priority);
prefix, c->cpu_sched_priority,
prefix, yes_no(c->cpu_sched_reset_on_fork));
if (c->cpu_affinity_set) {
fprintf(f, "%sCPUAffinity:", prefix);

2
execute.h
View File

@ -70,6 +70,8 @@ struct ExecContext {
bool cpu_affinity_set:1;
bool timer_slack_ns_set:1;
bool cpu_sched_reset_on_fork;
ExecInput input;
ExecOutput output;
int syslog_priority;

1
load-fragment.c
View File

@ -1024,6 +1024,7 @@ static int load_from_path(Unit *u, const char *path) {
{ "IOSchedulingPriority", config_parse_io_priority, &(context), section }, \
{ "CPUSchedulingPolicy", config_parse_cpu_sched_policy,&(context), section }, \
{ "CPUSchedulingPriority", config_parse_cpu_sched_prio, &(context), section }, \
{ "CPUSchedulingResetOnFork", config_parse_bool, &(context).cpu_sched_reset_on_fork, section }, \
{ "CPUAffinity", config_parse_cpu_affinity, &(context), section }, \
{ "UMask", config_parse_umask, &(context).umask, section }, \
{ "Environment", config_parse_strv, &(context).environment, section }, \