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-rw-r--r--src/core/cgroup.c12
-rw-r--r--src/core/cgroup.h1
-rw-r--r--src/core/dbus-cgroup.c5
-rw-r--r--src/core/load-fragment-gperf.gperf.m41
-rw-r--r--src/core/load-fragment.c6
-rw-r--r--src/systemctl/systemctl.c11
6 files changed, 30 insertions, 6 deletions
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 20f9f9fc7e..7873f88785 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -66,6 +66,7 @@ void cgroup_context_init(CGroupContext *c) {
c->memory_high = CGROUP_LIMIT_MAX;
c->memory_max = CGROUP_LIMIT_MAX;
+ c->memory_swap_max = CGROUP_LIMIT_MAX;
c->memory_limit = CGROUP_LIMIT_MAX;
@@ -173,6 +174,7 @@ void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix) {
"%sMemoryLow=%" PRIu64 "\n"
"%sMemoryHigh=%" PRIu64 "\n"
"%sMemoryMax=%" PRIu64 "\n"
+ "%sMemorySwapMax=%" PRIu64 "\n"
"%sMemoryLimit=%" PRIu64 "\n"
"%sTasksMax=%" PRIu64 "\n"
"%sDevicePolicy=%s\n"
@@ -194,6 +196,7 @@ void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix) {
prefix, c->memory_low,
prefix, c->memory_high,
prefix, c->memory_max,
+ prefix, c->memory_swap_max,
prefix, c->memory_limit,
prefix, c->tasks_max,
prefix, cgroup_device_policy_to_string(c->device_policy),
@@ -617,7 +620,7 @@ static unsigned cgroup_apply_blkio_device_limit(Unit *u, const char *dev_path, u
}
static bool cgroup_context_has_unified_memory_config(CGroupContext *c) {
- return c->memory_low > 0 || c->memory_high != CGROUP_LIMIT_MAX || c->memory_max != CGROUP_LIMIT_MAX;
+ return c->memory_low > 0 || c->memory_high != CGROUP_LIMIT_MAX || c->memory_max != CGROUP_LIMIT_MAX || c->memory_swap_max != CGROUP_LIMIT_MAX;
}
static void cgroup_apply_unified_memory_limit(Unit *u, const char *file, uint64_t v) {
@@ -848,10 +851,12 @@ static void cgroup_context_apply(Unit *u, CGroupMask mask, ManagerState state) {
if ((mask & CGROUP_MASK_MEMORY) && !is_root) {
if (cg_all_unified() > 0) {
uint64_t max = c->memory_max;
+ uint64_t swap_max = c->memory_swap_max;
- if (cgroup_context_has_unified_memory_config(c))
+ if (cgroup_context_has_unified_memory_config(c)) {
max = c->memory_max;
- else {
+ swap_max = c->memory_swap_max;
+ } else {
max = c->memory_limit;
if (max != CGROUP_LIMIT_MAX)
@@ -861,6 +866,7 @@ static void cgroup_context_apply(Unit *u, CGroupMask mask, ManagerState state) {
cgroup_apply_unified_memory_limit(u, "memory.low", c->memory_low);
cgroup_apply_unified_memory_limit(u, "memory.high", c->memory_high);
cgroup_apply_unified_memory_limit(u, "memory.max", max);
+ cgroup_apply_unified_memory_limit(u, "memory.swap.max", swap_max);
} else {
char buf[DECIMAL_STR_MAX(uint64_t) + 1];
uint64_t val = c->memory_limit;
diff --git a/src/core/cgroup.h b/src/core/cgroup.h
index 2fe9cc4039..4cd168f63e 100644
--- a/src/core/cgroup.h
+++ b/src/core/cgroup.h
@@ -101,6 +101,7 @@ struct CGroupContext {
uint64_t memory_low;
uint64_t memory_high;
uint64_t memory_max;
+ uint64_t memory_swap_max;
/* For legacy hierarchies */
uint64_t cpu_shares;
diff --git a/src/core/dbus-cgroup.c b/src/core/dbus-cgroup.c
index 2ca80d2996..c4067a95bf 100644
--- a/src/core/dbus-cgroup.c
+++ b/src/core/dbus-cgroup.c
@@ -233,6 +233,7 @@ const sd_bus_vtable bus_cgroup_vtable[] = {
SD_BUS_PROPERTY("MemoryLow", "t", NULL, offsetof(CGroupContext, memory_low), 0),
SD_BUS_PROPERTY("MemoryHigh", "t", NULL, offsetof(CGroupContext, memory_high), 0),
SD_BUS_PROPERTY("MemoryMax", "t", NULL, offsetof(CGroupContext, memory_max), 0),
+ SD_BUS_PROPERTY("MemorySwapMax", "t", NULL, offsetof(CGroupContext, memory_swap_max), 0),
SD_BUS_PROPERTY("MemoryLimit", "t", NULL, offsetof(CGroupContext, memory_limit), 0),
SD_BUS_PROPERTY("DevicePolicy", "s", property_get_cgroup_device_policy, offsetof(CGroupContext, device_policy), 0),
SD_BUS_PROPERTY("DeviceAllow", "a(ss)", property_get_device_allow, 0, 0),
@@ -875,7 +876,7 @@ int bus_cgroup_set_property(
return 1;
- } else if (STR_IN_SET(name, "MemoryLow", "MemoryHigh", "MemoryMax")) {
+ } else if (STR_IN_SET(name, "MemoryLow", "MemoryHigh", "MemoryMax", "MemorySwapMax")) {
uint64_t v;
r = sd_bus_message_read(message, "t", &v);
@@ -889,6 +890,8 @@ int bus_cgroup_set_property(
c->memory_low = v;
else if (streq(name, "MemoryHigh"))
c->memory_high = v;
+ else if (streq(name, "MemorySwapMax"))
+ c->memory_swap_max = v;
else
c->memory_max = v;
diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4
index 057b92bfa3..2e6c965aec 100644
--- a/src/core/load-fragment-gperf.gperf.m4
+++ b/src/core/load-fragment-gperf.gperf.m4
@@ -131,6 +131,7 @@ $1.MemoryAccounting, config_parse_bool, 0,
$1.MemoryLow, config_parse_memory_limit, 0, offsetof($1, cgroup_context)
$1.MemoryHigh, config_parse_memory_limit, 0, offsetof($1, cgroup_context)
$1.MemoryMax, config_parse_memory_limit, 0, offsetof($1, cgroup_context)
+$1.MemorySwapMax, config_parse_memory_limit, 0, offsetof($1, cgroup_context)
$1.MemoryLimit, config_parse_memory_limit, 0, offsetof($1, cgroup_context)
$1.DeviceAllow, config_parse_device_allow, 0, offsetof($1, cgroup_context)
$1.DevicePolicy, config_parse_device_policy, 0, offsetof($1, cgroup_context.device_policy)
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index d3fc3e36d9..8f067b5586 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -2990,8 +2990,12 @@ int config_parse_memory_limit(
c->memory_high = bytes;
else if (streq(lvalue, "MemoryMax"))
c->memory_max = bytes;
- else
+ else if (streq(lvalue, "MemorySwapMax"))
+ c->memory_swap_max = bytes;
+ else if (streq(lvalue, "MemoryLimit"))
c->memory_limit = bytes;
+ else
+ return -EINVAL;
return 0;
}
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 4b87bdceb2..682805045d 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -3571,6 +3571,7 @@ typedef struct UnitStatusInfo {
uint64_t memory_low;
uint64_t memory_high;
uint64_t memory_max;
+ uint64_t memory_swap_max;
uint64_t memory_limit;
uint64_t cpu_usage_nsec;
uint64_t tasks_current;
@@ -3883,7 +3884,8 @@ static void print_status_info(
printf(" Memory: %s", format_bytes(buf, sizeof(buf), i->memory_current));
- if (i->memory_low > 0 || i->memory_high != CGROUP_LIMIT_MAX || i->memory_max != CGROUP_LIMIT_MAX ||
+ if (i->memory_low > 0 || i->memory_high != CGROUP_LIMIT_MAX ||
+ i->memory_max != CGROUP_LIMIT_MAX || i->memory_swap_max != CGROUP_LIMIT_MAX ||
i->memory_limit != CGROUP_LIMIT_MAX) {
const char *prefix = "";
@@ -3900,6 +3902,10 @@ static void print_status_info(
printf("%smax: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_max));
prefix = " ";
}
+ if (i->memory_swap_max != CGROUP_LIMIT_MAX) {
+ printf("%sswap max: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_swap_max));
+ prefix = " ";
+ }
if (i->memory_limit != CGROUP_LIMIT_MAX) {
printf("%slimit: %s", prefix, format_bytes(buf, sizeof(buf), i->memory_limit));
prefix = " ";
@@ -4140,6 +4146,8 @@ static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo *
i->memory_high = u;
else if (streq(name, "MemoryMax"))
i->memory_max = u;
+ else if (streq(name, "MemorySwapMax"))
+ i->memory_swap_max = u;
else if (streq(name, "MemoryLimit"))
i->memory_limit = u;
else if (streq(name, "TasksCurrent"))
@@ -4655,6 +4663,7 @@ static int show_one(
.memory_current = (uint64_t) -1,
.memory_high = CGROUP_LIMIT_MAX,
.memory_max = CGROUP_LIMIT_MAX,
+ .memory_swap_max = CGROUP_LIMIT_MAX,
.memory_limit = (uint64_t) -1,
.cpu_usage_nsec = (uint64_t) -1,
.tasks_current = (uint64_t) -1,
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-12-30 18:40:16 +0000