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authorLennart Poettering <lennart@poettering.net>2023-10-06 18:13:16 +0200
committerLennart Poettering <lennart@poettering.net>2023-10-06 18:13:16 +0200
commit94f0b13b1623c083ece9c0381bd1e65500dc1363 (patch)
treebedd6af3171665408c6a6019f591f0b61798f10a /src/core
parentcore: improve debug logs when failing to create symlinks in namespaces (diff)
downloadsystemd-94f0b13b1623c083ece9c0381bd1e65500dc1363.tar.xz
systemd-94f0b13b1623c083ece9c0381bd1e65500dc1363.zip
cgroup: rename TasksMax structure to CGroupTasksMax
Almost all our enums/structs/funcs carry the CGroup prefix if they are defined in cgroup.h, TasksMax so far does not, even though it is exclusively used in cgroup context. Change that.
Diffstat (limited to 'src/core')
-rw-r--r--src/core/cgroup.c16
-rw-r--r--src/core/cgroup.h12
-rw-r--r--src/core/dbus-cgroup.c10
-rw-r--r--src/core/load-fragment.c10
-rw-r--r--src/core/manager.c2
-rw-r--r--src/core/manager.h2
6 files changed, 26 insertions, 26 deletions
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 29905b08ad..56c90f0460 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -52,7 +52,7 @@
* out specific attributes from us. */
#define LOG_LEVEL_CGROUP_WRITE(r) (IN_SET(abs(r), ENOENT, EROFS, EACCES, EPERM) ? LOG_DEBUG : LOG_WARNING)
-uint64_t tasks_max_resolve(const TasksMax *tasks_max) {
+uint64_t cgroup_tasks_max_resolve(const CGroupTasksMax *tasks_max) {
if (tasks_max->scale == 0)
return tasks_max->value;
@@ -171,7 +171,7 @@ void cgroup_context_init(CGroupContext *c) {
.blockio_weight = CGROUP_BLKIO_WEIGHT_INVALID,
.startup_blockio_weight = CGROUP_BLKIO_WEIGHT_INVALID,
- .tasks_max = TASKS_MAX_UNSET,
+ .tasks_max = CGROUP_TASKS_MAX_UNSET,
.moom_swap = MANAGED_OOM_AUTO,
.moom_mem_pressure = MANAGED_OOM_AUTO,
@@ -561,7 +561,7 @@ void cgroup_context_dump(Unit *u, FILE* f, const char *prefix) {
prefix, c->memory_zswap_max, format_cgroup_memory_limit_comparison(cdj, sizeof(cdj), u, "MemoryZSwapMax"),
prefix, c->startup_memory_zswap_max, format_cgroup_memory_limit_comparison(cdk, sizeof(cdk), u, "StartupMemoryZSwapMax"),
prefix, c->memory_limit,
- prefix, tasks_max_resolve(&c->tasks_max),
+ prefix, cgroup_tasks_max_resolve(&c->tasks_max),
prefix, cgroup_device_policy_to_string(c->device_policy),
prefix, strempty(disable_controllers_str),
prefix, delegate_str,
@@ -1816,9 +1816,9 @@ static void cgroup_context_apply(
* which is desirable so that there's an official way to release control of the sysctl from
* systemd: set the limit to unbounded and reload. */
- if (tasks_max_isset(&c->tasks_max)) {
+ if (cgroup_tasks_max_isset(&c->tasks_max)) {
u->manager->sysctl_pid_max_changed = true;
- r = procfs_tasks_set_limit(tasks_max_resolve(&c->tasks_max));
+ r = procfs_tasks_set_limit(cgroup_tasks_max_resolve(&c->tasks_max));
} else if (u->manager->sysctl_pid_max_changed)
r = procfs_tasks_set_limit(TASKS_MAX);
else
@@ -1831,10 +1831,10 @@ static void cgroup_context_apply(
/* The attribute itself is not available on the host root cgroup, and in the container case we want to
* leave it for the container manager. */
if (!is_local_root) {
- if (tasks_max_isset(&c->tasks_max)) {
+ if (cgroup_tasks_max_isset(&c->tasks_max)) {
char buf[DECIMAL_STR_MAX(uint64_t) + 1];
- xsprintf(buf, "%" PRIu64 "\n", tasks_max_resolve(&c->tasks_max));
+ xsprintf(buf, "%" PRIu64 "\n", cgroup_tasks_max_resolve(&c->tasks_max));
(void) set_attribute_and_warn(u, "pids", "pids.max", buf);
} else
(void) set_attribute_and_warn(u, "pids", "pids.max", "max\n");
@@ -1952,7 +1952,7 @@ static CGroupMask unit_get_cgroup_mask(Unit *u) {
mask |= CGROUP_MASK_DEVICES | CGROUP_MASK_BPF_DEVICES;
if (c->tasks_accounting ||
- tasks_max_isset(&c->tasks_max))
+ cgroup_tasks_max_isset(&c->tasks_max))
mask |= CGROUP_MASK_PIDS;
return CGROUP_MASK_EXTEND_JOINED(mask);
diff --git a/src/core/cgroup.h b/src/core/cgroup.h
index 05dfd48277..0d113a3de9 100644
--- a/src/core/cgroup.h
+++ b/src/core/cgroup.h
@@ -11,20 +11,20 @@
#include "pidref.h"
#include "time-util.h"
-typedef struct TasksMax {
+typedef struct CGroupTasksMax {
/* If scale == 0, just use value; otherwise, value / scale.
* See tasks_max_resolve(). */
uint64_t value;
uint64_t scale;
-} TasksMax;
+} CGroupTasksMax;
-#define TASKS_MAX_UNSET ((TasksMax) { .value = UINT64_MAX, .scale = 0 })
+#define CGROUP_TASKS_MAX_UNSET ((CGroupTasksMax) { .value = UINT64_MAX, .scale = 0 })
-static inline bool tasks_max_isset(const TasksMax *tasks_max) {
+static inline bool cgroup_tasks_max_isset(const CGroupTasksMax *tasks_max) {
return tasks_max->value != UINT64_MAX || tasks_max->scale != 0;
}
-uint64_t tasks_max_resolve(const TasksMax *tasks_max);
+uint64_t cgroup_tasks_max_resolve(const CGroupTasksMax *tasks_max);
typedef struct CGroupContext CGroupContext;
typedef struct CGroupDeviceAllow CGroupDeviceAllow;
@@ -212,7 +212,7 @@ struct CGroupContext {
LIST_HEAD(CGroupSocketBindItem, socket_bind_deny);
/* Common */
- TasksMax tasks_max;
+ CGroupTasksMax tasks_max;
/* Settings for systemd-oomd */
ManagedOOMMode moom_swap;
diff --git a/src/core/dbus-cgroup.c b/src/core/dbus-cgroup.c
index 5dd34d1c20..32f93b8e8d 100644
--- a/src/core/dbus-cgroup.c
+++ b/src/core/dbus-cgroup.c
@@ -27,7 +27,7 @@
#include "percent-util.h"
#include "socket-util.h"
-BUS_DEFINE_PROPERTY_GET(bus_property_get_tasks_max, "t", TasksMax, tasks_max_resolve);
+BUS_DEFINE_PROPERTY_GET(bus_property_get_tasks_max, "t", CGroupTasksMax, cgroup_tasks_max_resolve);
BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_cgroup_pressure_watch, cgroup_pressure_watch, CGroupPressureWatch);
static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_cgroup_device_policy, cgroup_device_policy, CGroupDevicePolicy);
@@ -1025,7 +1025,7 @@ static int bus_cgroup_set_cpu_weight(
static int bus_cgroup_set_tasks_max(
Unit *u,
const char *name,
- TasksMax *p,
+ CGroupTasksMax *p,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
@@ -1044,7 +1044,7 @@ static int bus_cgroup_set_tasks_max(
"Value specified in %s is out of range", name);
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
- *p = (TasksMax) { .value = v, .scale = 0 }; /* When .scale==0, .value is the absolute value */
+ *p = (CGroupTasksMax) { .value = v, .scale = 0 }; /* When .scale==0, .value is the absolute value */
unit_invalidate_cgroup(u, CGROUP_MASK_PIDS);
if (v == CGROUP_LIMIT_MAX)
@@ -1061,7 +1061,7 @@ static int bus_cgroup_set_tasks_max(
static int bus_cgroup_set_tasks_max_scale(
Unit *u,
const char *name,
- TasksMax *p,
+ CGroupTasksMax *p,
sd_bus_message *message,
UnitWriteFlags flags,
sd_bus_error *error) {
@@ -1080,7 +1080,7 @@ static int bus_cgroup_set_tasks_max_scale(
"Value specified in %s is out of range", name);
if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
- *p = (TasksMax) { v, UINT32_MAX }; /* .scale is not 0, so this is interpreted as v/UINT32_MAX. */
+ *p = (CGroupTasksMax) { v, UINT32_MAX }; /* .scale is not 0, so this is interpreted as v/UINT32_MAX. */
unit_invalidate_cgroup(u, CGROUP_MASK_PIDS);
uint32_t scaled = DIV_ROUND_UP((uint64_t) v * 100U, (uint64_t) UINT32_MAX);
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 935a4ef35d..1d230080bc 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3917,23 +3917,23 @@ int config_parse_tasks_max(
void *userdata) {
const Unit *u = userdata;
- TasksMax *tasks_max = data;
+ CGroupTasksMax *tasks_max = data;
uint64_t v;
int r;
if (isempty(rvalue)) {
- *tasks_max = u ? u->manager->defaults.tasks_max : TASKS_MAX_UNSET;
+ *tasks_max = u ? u->manager->defaults.tasks_max : CGROUP_TASKS_MAX_UNSET;
return 0;
}
if (streq(rvalue, "infinity")) {
- *tasks_max = TASKS_MAX_UNSET;
+ *tasks_max = CGROUP_TASKS_MAX_UNSET;
return 0;
}
r = parse_permyriad(rvalue);
if (r >= 0)
- *tasks_max = (TasksMax) { r, 10000U }; /* r‱ */
+ *tasks_max = (CGroupTasksMax) { r, 10000U }; /* r‱ */
else {
r = safe_atou64(rvalue, &v);
if (r < 0) {
@@ -3946,7 +3946,7 @@ int config_parse_tasks_max(
return 0;
}
- *tasks_max = (TasksMax) { v };
+ *tasks_max = (CGroupTasksMax) { v };
}
return 0;
diff --git a/src/core/manager.c b/src/core/manager.c
index 07a95fe752..3068f633d7 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -112,7 +112,7 @@
/* How many units and jobs to process of the bus queue before returning to the event loop. */
#define MANAGER_BUS_MESSAGE_BUDGET 100U
-#define DEFAULT_TASKS_MAX ((TasksMax) { 15U, 100U }) /* 15% */
+#define DEFAULT_TASKS_MAX ((CGroupTasksMax) { 15U, 100U }) /* 15% */
static int manager_dispatch_notify_fd(sd_event_source *source, int fd, uint32_t revents, void *userdata);
static int manager_dispatch_cgroups_agent_fd(sd_event_source *source, int fd, uint32_t revents, void *userdata);
diff --git a/src/core/manager.h b/src/core/manager.h
index 05697ce4e8..4fa54bb3c1 100644
--- a/src/core/manager.h
+++ b/src/core/manager.h
@@ -167,7 +167,7 @@ typedef struct UnitDefaults {
bool tasks_accounting;
bool ip_accounting;
- TasksMax tasks_max;
+ CGroupTasksMax tasks_max;
usec_t timer_accuracy_usec;
OOMPolicy oom_policy;