xnu-2422.110.17.tar.gz

[apple/xnu.git] / bsd / kern / kern_malloc.c

diff --git a/bsd/kern/kern_malloc.c b/bsd/kern/kern_malloc.c
index ee021079ae82885837b24a4cbc7f0c739b5db068..3f689cf358ad0cc3a4a68b7deb3cd3e6970b4725 100644 (file)
--- a/bsd/kern/kern_malloc.c
+++ b/bsd/kern/kern_malloc.c
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (c) 2000-2011 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2013 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 


@@ -79,6 +79,7 @@
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <netinet/in_pcb.h>
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <netinet/in_pcb.h>

+#include <netinet/flow_divert.h>

 
 #include <sys/event.h>
 #include <sys/eventvar.h>
 
 #include <sys/event.h>
 #include <sys/eventvar.h>


@@ -112,7 +113,7 @@
 #include <kern/zalloc.h>
 #include <kern/kalloc.h>
 
 #include <kern/zalloc.h>
 #include <kern/kalloc.h>
 

-void kmeminit(void) __attribute__((section("__TEXT, initcode")));
+void kmeminit(void);

 
 /* Strings corresponding to types of memory.
  * Must be in synch with the #defines is sys/malloc.h 
 
 /* Strings corresponding to types of memory.
  * Must be in synch with the #defines is sys/malloc.h 


@@ -162,7 +163,7 @@ const char *memname[] = {
 #else
        "",                             /* 27 M_DQUOT */ 
 #endif
 #else
        "",                             /* 27 M_DQUOT */ 
 #endif

-       "",                             /* 28 M_UFSMNT */ 
+       "proc uuid policy",             /* 28 M_PROC_UUID_POLICY */ 

 #if (SYSV_SEM || SYSV_MSG || SYSV_SHM)
        "shm",                  /* 29 M_SHM */ 
 #else
 #if (SYSV_SEM || SYSV_MSG || SYSV_SHM)
        "shm",                  /* 29 M_SHM */ 
 #else


@@ -234,8 +235,8 @@ const char *memname[] = {
        "",                             /* 76 M_HFSNODE */ 
        "",                             /* 77 M_HFSFORK */ 
 #endif
        "",                             /* 76 M_HFSNODE */ 
        "",                             /* 77 M_HFSFORK */ 
 #endif

-       "ZFS mount",    /* 78 M_ZFSFSMNT */ 
-       "ZFS node",     /* 79 M_ZFSNODE */ 
+       "",     /* 78 unused */
+       "",     /* 79 unused */ 

        "temp",                 /* 80 M_TEMP */ 
        "key mgmt",             /* 81 M_SECA */ 
        "DEVFS",                /* 82 M_DEVFS */ 
        "temp",                 /* 80 M_TEMP */ 
        "key mgmt",             /* 81 M_SECA */ 
        "DEVFS",                /* 82 M_DEVFS */ 


@@ -273,11 +274,7 @@ const char *memname[] = {
        "fileglob",             /* 99 M_FILEGLOB */ 
        "kauth",                /* 100 M_KAUTH */ 
        "dummynet",             /* 101 M_DUMMYNET */ 
        "fileglob",             /* 99 M_FILEGLOB */ 
        "kauth",                /* 100 M_KAUTH */ 
        "dummynet",             /* 101 M_DUMMYNET */ 

-#if CONFIG_VFS_FUNNEL
-       "unsafe_fsnode",        /* 102 M_UNSAFEFS */ 
-#else

        "",                     /* 102 M_UNSAFEFS */ 
        "",                     /* 102 M_UNSAFEFS */ 

-#endif /* CONFIG_VFS_FUNNEL */

        "macpipelabel", /* 103 M_MACPIPELABEL */
        "mactemp",      /* 104 M_MACTEMP */
        "sbuf",         /* 105 M_SBUF */
        "macpipelabel", /* 103 M_MACPIPELABEL */
        "mactemp",      /* 104 M_MACTEMP */
        "sbuf",         /* 105 M_SBUF */


@@ -298,6 +295,14 @@ const char *memname[] = {
        "in6mfilter",   /* 112 M_IN6MFILTER */
        "ip6mopts",     /* 113 M_IP6MOPTS */
        "ip6msource",   /* 114 M_IP6MSOURCE */
        "in6mfilter",   /* 112 M_IN6MFILTER */
        "ip6mopts",     /* 113 M_IP6MOPTS */
        "ip6msource",   /* 114 M_IP6MSOURCE */

+#if FLOW_DIVERT
+       "flow_divert_pcb",      /* 115 M_FLOW_DIVERT_PCB */
+       "flow_divert_group",    /* 116 M_FLOW_DIVERT_GROUP */
+#else
+       "",                                     /* 115 M_FLOW_DIVERT_PCB */
+       "",                                     /* 116 M_FLOW_DIVERT_GROUP */
+#endif
+       "ip6cga",       /* 117 M_IP6CGA */

 };
 
 /* for use with kmzones.kz_zalloczone */
 };
 
 /* for use with kmzones.kz_zalloczone */


@@ -352,7 +357,7 @@ struct kmzones {
 #else
        { 0,            KMZ_MALLOC, FALSE },            /* 27 M_DQUOT */
 #endif
 #else
        { 0,            KMZ_MALLOC, FALSE },            /* 27 M_DQUOT */
 #endif

-       { 0,            KMZ_MALLOC, FALSE },            /* 28 M_UFSMNT */
+       { 0,            KMZ_MALLOC, FALSE },            /* 28 M_PROC_UUID_POLICY */

        { 0,            KMZ_MALLOC, FALSE },            /* 29 M_SHM */
        { SOS(plimit),  KMZ_CREATEZONE, TRUE },         /* 30 M_PLIMIT */
        { SOS(sigacts), KMZ_CREATEZONE_ACCT, TRUE },    /* 31 M_SIGACTS */
        { 0,            KMZ_MALLOC, FALSE },            /* 29 M_SHM */
        { SOS(plimit),  KMZ_CREATEZONE, TRUE },         /* 30 M_PLIMIT */
        { SOS(sigacts), KMZ_CREATEZONE_ACCT, TRUE },    /* 31 M_SIGACTS */


@@ -426,8 +431,8 @@ struct kmzones {
        { 0,            KMZ_MALLOC, FALSE },            /* 76 M_HFSNODE */
        { 0,            KMZ_MALLOC, FALSE },            /* 77 M_HFSFORK */
 #endif
        { 0,            KMZ_MALLOC, FALSE },            /* 76 M_HFSNODE */
        { 0,            KMZ_MALLOC, FALSE },            /* 77 M_HFSFORK */
 #endif

-       { 0,            KMZ_MALLOC, FALSE },            /* 78 M_ZFSMNT */
-       { 0,            KMZ_MALLOC, FALSE },            /* 79 M_ZFSNODE */
+       { 0,            KMZ_MALLOC, FALSE },            /* 78 unused */
+       { 0,            KMZ_MALLOC, FALSE },            /* 79 unused */

        { 0,            KMZ_MALLOC, FALSE },            /* 80 M_TEMP */
        { 0,            KMZ_MALLOC, FALSE },            /* 81 M_SECA */
        { 0,            KMZ_MALLOC, FALSE },            /* 82 M_DEVFS */
        { 0,            KMZ_MALLOC, FALSE },            /* 80 M_TEMP */
        { 0,            KMZ_MALLOC, FALSE },            /* 81 M_SECA */
        { 0,            KMZ_MALLOC, FALSE },            /* 82 M_DEVFS */


@@ -459,11 +464,7 @@ struct kmzones {
        { SOS(fileglob),        KMZ_CREATEZONE, TRUE }, /* 99 M_FILEGLOB */
        { 0,            KMZ_MALLOC, FALSE },            /* 100 M_KAUTH */
        { 0,            KMZ_MALLOC, FALSE },            /* 101 M_DUMMYNET */
        { SOS(fileglob),        KMZ_CREATEZONE, TRUE }, /* 99 M_FILEGLOB */
        { 0,            KMZ_MALLOC, FALSE },            /* 100 M_KAUTH */
        { 0,            KMZ_MALLOC, FALSE },            /* 101 M_DUMMYNET */

-#if CONFIG_VFS_FUNNEL
-       { SOS(unsafe_fsnode),KMZ_CREATEZONE, TRUE },    /* 102 M_UNSAFEFS */
-#else 

        { 0,            KMZ_MALLOC, FALSE },            /* 102 M_UNSAFEFS */
        { 0,            KMZ_MALLOC, FALSE },            /* 102 M_UNSAFEFS */

-#endif /* CONFIG_VFS_FUNNEL */

        { 0,            KMZ_MALLOC, FALSE },            /* 103 M_MACPIPELABEL */
        { 0,            KMZ_MALLOC, FALSE },            /* 104 M_MACTEMP */
        { 0,            KMZ_MALLOC, FALSE },            /* 105 M_SBUF */
        { 0,            KMZ_MALLOC, FALSE },            /* 103 M_MACPIPELABEL */
        { 0,            KMZ_MALLOC, FALSE },            /* 104 M_MACTEMP */
        { 0,            KMZ_MALLOC, FALSE },            /* 105 M_SBUF */


@@ -480,6 +481,14 @@ struct kmzones {
        { 0,            KMZ_MALLOC, FALSE },            /* 112 M_IN6MFILTER */
        { 0,            KMZ_MALLOC, FALSE },            /* 113 M_IP6MOPTS */
        { 0,            KMZ_MALLOC, FALSE },            /* 114 M_IP6MSOURCE */
        { 0,            KMZ_MALLOC, FALSE },            /* 112 M_IN6MFILTER */
        { 0,            KMZ_MALLOC, FALSE },            /* 113 M_IP6MOPTS */
        { 0,            KMZ_MALLOC, FALSE },            /* 114 M_IP6MSOURCE */

+#if FLOW_DIVERT
+       { SOS(flow_divert_pcb),         KMZ_CREATEZONE, TRUE }, /* 115 M_FLOW_DIVERT_PCB */
+       { SOS(flow_divert_group),       KMZ_CREATEZONE, TRUE }, /* 116 M_FLOW_DIVERT_GROUP */
+#else
+       { 0,            KMZ_MALLOC, FALSE },            /* 115 M_FLOW_DIVERT_PCB */
+       { 0,            KMZ_MALLOC, FALSE },            /* 116 M_FLOW_DIVERT_GROUP */
+#endif /* FLOW_DIVERT */
+       { 0,            KMZ_MALLOC, FALSE },            /* 117 M_IP6CGA */

 #undef SOS
 #undef SOX
 };
 #undef SOS
 #undef SOX
 };


@@ -552,7 +561,7 @@ _MALLOC(
        int             type,
        int             flags)
 {
        int             type,
        int             flags)
 {

-       struct _mhead   *hdr;
+       struct _mhead   *hdr = NULL;

        size_t          memsize = sizeof (*hdr) + size;
 
        if (type >= M_LAST)
        size_t          memsize = sizeof (*hdr) + size;
 
        if (type >= M_LAST)