xnu-2782.1.97.tar.gz

[apple/xnu.git] / bsd / sys / spawn_internal.h

diff --git a/bsd/sys/spawn_internal.h b/bsd/sys/spawn_internal.h
index c96434f3a0797097ccfd83757ff2bfe6ebc6dd45..7054f6bb966cacb9aed4adf69fbbbd22850cbc9d 100644 (file)
--- a/bsd/sys/spawn_internal.h
+++ b/bsd/sys/spawn_internal.h
@@ -135,23 +135,23 @@ typedef struct _posix_spawnattr {
        int             psa_apptype;            /* app type and process spec behav */
        uint64_t        psa_cpumonitor_percent; /* CPU usage monitor percentage */
        uint64_t        psa_cpumonitor_interval; /* CPU usage monitor interval, in seconds */
-       /* 
-        * TODO: cleanup - see <rdar://problem/12858307>. psa_ports is a pointer,
-        * meaning that the fields following differ in alignment between 32 and 
-        * 64-bit architectures. All pointers (existing and new) should therefore
-        * be placed at the end; changing this now, however, would currently break 
-        * some legacy dependencies. The radar will be used to track resolution when
-        * appropriate.
-        */
+       uint64_t        psa_coalitionid;        /* coalition to spawn into */
 
        short       psa_jetsam_flags; /* jetsam flags */
        short           short_padding;  /* Padding for alignment issues */
        int         psa_priority;   /* jetsam relative importance */
        int         psa_high_water_mark; /* jetsam resident page count limit */
        int             int_padding;    /* Padding for alignment issues */
-       /* MAC policy-specific extensions. */
+
+       uint64_t        psa_qos_clamp;          /* QoS Clamp to set on the new process */
+
+       /*
+        * NOTE: Extensions array pointers must stay at the end so that
+        * everything above this point stays the same size on different bitnesses
+        * see <rdar://problem/12858307>
+        */
         _posix_spawn_port_actions_t    psa_ports; /* special/exception ports */
-       _posix_spawn_mac_policy_extensions_t psa_mac_extensions;
+       _posix_spawn_mac_policy_extensions_t psa_mac_extensions; /* MAC policy-specific extensions. */
 } *_posix_spawnattr_t;
 
 /*
@@ -161,6 +161,7 @@ typedef struct _posix_spawnattr {
 
 #define        POSIX_SPAWN_JETSAM_USE_EFFECTIVE_PRIORITY   0x1
 #define        POSIX_SPAWN_JETSAM_HIWATER_BACKGROUND       0x2
+#define        POSIX_SPAWN_JETSAM_MEMLIMIT_FATAL           0x4
 
 /*
  * Deprecated posix_spawn psa_flags values
@@ -208,6 +209,12 @@ typedef struct _posix_spawnattr {
 #define POSIX_SPAWN_PROC_TYPE_DAEMON_BACKGROUND     0x00000500
 #define POSIX_SPAWN_PROC_TYPE_DAEMON_ADAPTIVE       0x00000600
 
+#define POSIX_SPAWN_PROC_CLAMP_NONE                 0x00000000
+#define POSIX_SPAWN_PROC_CLAMP_UTILITY              0x00000001
+#define POSIX_SPAWN_PROC_CLAMP_BACKGROUND           0x00000002
+#define POSIX_SPAWN_PROC_CLAMP_MAINTENANCE          0x00000003
+#define POSIX_SPAWN_PROC_CLAMP_LAST                 0x00000004
+
 /*
  * Allowable posix_spawn() file actions
  */