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util: rework system_tasks_max() to make use of procfs_tasks_max()

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Let's use our new code.
This commit is contained in:
Lennart Poettering
2018-01-22 16:26:55 +01:00
parent 9aef9a672d
commit 1e7da35be6
1 changed files with 4 additions and 4 deletions
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src/basic/util.c
+4 -4
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@@ -52,6 +52,7 @@
#include "parse-util.h"
#include "path-util.h"
#include "process-util.h"
#include "procfs-util.h"
#include "set.h"
#include "signal-util.h"
#include "stat-util.h"
@@ -473,8 +474,8 @@ uint64_t physical_memory_scale(uint64_t v, uint64_t max) {
uint64_t system_tasks_max(void) {
_cleanup_free_ char *value = NULL, *root = NULL;
uint64_t a = TASKS_MAX, b = TASKS_MAX;
_cleanup_free_ char *root = NULL;
/* Determine the maximum number of tasks that may run on this system. We check three sources to determine this
* limit:
@@ -485,11 +486,10 @@ uint64_t system_tasks_max(void) {
*
* And then pick the smallest of the three */
if (read_one_line_file("/proc/sys/kernel/pid_max", &value) >= 0)
(void) safe_atou64(value, &a);
(void) procfs_tasks_get_limit(&a);
if (cg_get_root_path(&root) >= 0) {
value = mfree(value);
_cleanup_free_ char *value = NULL;
if (cg_get_attribute("pids", root, "pids.max", &value) >= 0)
(void) safe_atou64(value, &b);