oom: rework *MemoryPressureLimit= properties to have 1/10000 precision

Requested in
https://github.com/systemd/systemd/pull/15206#discussion_r505506657,
preserve the full granularity for memory pressure limits (permyriad)
instead of capping out at percent.

1 files changed, 5 insertions, 5 deletions

diff --git a/src/oom/oomd.c b/src/oom/oomd.c
index 3f3ef944ee..a5b4451913 100644
--- a/src/oom/oomd.c
+++ b/src/oom/oomd.c
@@ -18,14 +18,14 @@
 
 static bool arg_dry_run = false;
 static int arg_swap_used_limit = -1;
-static int arg_mem_pressure_limit = -1;
+static int arg_mem_pressure_limit_permyriad = -1;
 static usec_t arg_mem_pressure_usec = 0;
 
 static int parse_config(void) {
         static const ConfigTableItem items[] = {
-                { "OOM", "SwapUsedLimitPercent",              config_parse_percent, 0, &arg_swap_used_limit    },
-                { "OOM", "DefaultMemoryPressureLimitPercent", config_parse_percent, 0, &arg_mem_pressure_limit },
-                { "OOM", "DefaultMemoryPressureDurationSec",  config_parse_sec,     0, &arg_mem_pressure_usec  },
+                { "OOM", "SwapUsedLimitPercent",             config_parse_percent,   0, &arg_swap_used_limit              },
+                { "OOM", "DefaultMemoryPressureLimit",       config_parse_permyriad, 0, &arg_mem_pressure_limit_permyriad },
+                { "OOM", "DefaultMemoryPressureDurationSec", config_parse_sec,       0, &arg_mem_pressure_usec            },
                 {}
         };
 
@@ -159,7 +159,7 @@ static int run(int argc, char *argv[]) {
         if (r < 0)
                 return log_error_errno(r, "Failed to create manager: %m");
 
-        r = manager_start(m, arg_dry_run, arg_swap_used_limit, arg_mem_pressure_limit, arg_mem_pressure_usec);
+        r = manager_start(m, arg_dry_run, arg_swap_used_limit, arg_mem_pressure_limit_permyriad, arg_mem_pressure_usec);
         if (r < 0)
                 return log_error_errno(r, "Failed to start up daemon: %m");