xnu-792.tar.gz

[apple/xnu.git] / osfmk / default_pager / default_pager.c

diff --git a/osfmk/default_pager/default_pager.c b/osfmk/default_pager/default_pager.c
index 864b9eabd2c5cfbd416b88c80afb98d9070ed3d7..b2409b19b8e1da3d237e1e81de809946f226f0d4 100644 (file)
--- a/osfmk/default_pager/default_pager.c
+++ b/osfmk/default_pager/default_pager.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -55,11 +55,16 @@
  */
 
 #include "default_pager_internal.h"
+#include <default_pager/default_pager_object_server.h>
 #include <kern/host.h>
 #include <kern/ledger.h>
 #include <mach/host_info.h>
+#include <mach/host_priv.h>
+#include <mach/vm_map.h>
 #include <ipc/ipc_space.h>
 #include <vm/vm_kern.h>
+#include <vm/vm_map.h>
+#include <vm/vm_protos.h>
 
 char   my_name[] = "(default pager): ";
 
@@ -98,9 +103,9 @@ MACH_PORT_FACE default_pager_external_set; /* Port set for external objects. */
 /* Memory created by default_pager_object_create should mostly be resident. */
 #define DEFAULT_PAGER_EXTERNAL_COUNT   (2)
 
-unsigned int   default_pager_internal_count = DEFAULT_PAGER_INTERNAL_COUNT;
+int    default_pager_internal_count = DEFAULT_PAGER_INTERNAL_COUNT;
 /* Number of "internal" threads. */
-unsigned int   default_pager_external_count = DEFAULT_PAGER_EXTERNAL_COUNT;
+int    default_pager_external_count = DEFAULT_PAGER_EXTERNAL_COUNT;
 /* Number of "external" threads. */
 
 /*
@@ -116,9 +121,9 @@ default_pager_thread_t *start_default_pager_thread(int, boolean_t);
 void   default_pager(void);
 void   default_pager_thread(void *);
 void   default_pager_initialize(void);
-void   default_pager_set_policy(MACH_PORT_FACE);
 boolean_t      dp_parse_argument(char *);      /* forward; */
 unsigned int   d_to_i(char *);                 /* forward; */
+boolean_t       strprefix(register const char *s1, register const char *s2);
 
 
 extern int vstruct_def_clshift;
@@ -131,8 +136,7 @@ void
 default_pager(void)
 {
        int                     i, id;
-       static char             here[] = "default_pager";
-       mach_msg_options_t      server_options;
+       __unused static char here[] = "default_pager";
        default_pager_thread_t  dpt;
        kern_return_t kr;
 
@@ -164,7 +168,7 @@ default_pager(void)
                if (dpt_array[id] == NULL)
                        Panic("alloc pager thread");
                kr = vm_allocate(kernel_map, &((dpt_array[id])->dpt_buffer),
-                                vm_page_size << vstruct_def_clshift, TRUE);
+                                vm_page_size << vstruct_def_clshift, VM_FLAGS_ANYWHERE);
                if (kr != KERN_SUCCESS)
                        Panic("alloc thread buffer");
                kr = vm_map_wire(kernel_map, (dpt_array[id])->dpt_buffer, 
@@ -233,7 +237,7 @@ d_to_i(char * arg)
 boolean_t dp_parse_argument(char *av)
 {
        char *rhs = av;
-       static char     here[] = "dp_parse_argument";
+       __unused static char    here[] = "dp_parse_argument";
 
        /* Check for '-v' flag */
 
@@ -264,19 +268,17 @@ boolean_t dp_parse_argument(char *av)
 }
 
 int
-start_def_pager(char *bs_device)
+start_def_pager( __unused char *bs_device )
 {
-       int                     my_node;
 /*
        MACH_PORT_FACE          master_device_port;
 */
-       MACH_PORT_FACE          security_port;
 /*
+       MACH_PORT_FACE          security_port;
        MACH_PORT_FACE          root_ledger_wired;
        MACH_PORT_FACE          root_ledger_paged;
 */
-       static char             here[] = "main";
-       int                     need_dp_init = 1;
+       __unused static char here[] = "main";
 
 
 
@@ -285,8 +287,8 @@ start_def_pager(char *bs_device)
        master_device_port = ipc_port_make_send(master_device_port);
        root_ledger_wired = ipc_port_make_send(root_wired_ledger_port);
        root_ledger_paged = ipc_port_make_send(root_paged_ledger_port);
-*/
        security_port = ipc_port_make_send(realhost.host_security_self);
+*/
 
 
 #if NORMA_VM
@@ -299,6 +301,13 @@ start_def_pager(char *bs_device)
        /* setup read buffers, etc */
        default_pager_initialize();
        default_pager();
+       
+       /* start the backing store monitor, it runs on a callout thread */
+       default_pager_backing_store_monitor_callout = 
+               thread_call_allocate(default_pager_backing_store_monitor, NULL);
+       if (!default_pager_backing_store_monitor_callout)
+               panic("can't start backing store monitor thread");
+       thread_call_enter(default_pager_backing_store_monitor_callout);
 }
 
 /*
@@ -329,19 +338,43 @@ default_pager_info(
 
        bs_global_info(&pages_total, &pages_free);
 
-       infop->dpi_total_space = ptoa(pages_total);
-       infop->dpi_free_space = ptoa(pages_free);
+       infop->dpi_total_space = ptoa_32(pages_total);
+       infop->dpi_free_space = ptoa_32(pages_free);
        infop->dpi_page_size = vm_page_size;
 
        return KERN_SUCCESS;
 }
 
 
+kern_return_t
+default_pager_info_64(
+       memory_object_default_t pager,
+       default_pager_info_64_t *infop)
+{
+       vm_size_t       pages_total, pages_free;
+
+       if (pager != default_pager_object)
+               return KERN_INVALID_ARGUMENT; 
+
+       bs_global_info(&pages_total, &pages_free);
+
+       infop->dpi_total_space = ptoa_64(pages_total);
+       infop->dpi_free_space = ptoa_64(pages_free);
+       infop->dpi_page_size = vm_page_size;
+       infop->dpi_flags = 0;
+       if (dp_encryption_inited && dp_encryption == TRUE) {
+               infop->dpi_flags |= DPI_ENCRYPTED;
+       }
+
+       return KERN_SUCCESS;
+}
+
+
 void
 default_pager_initialize()
 {
        kern_return_t           kr;
-       static char             here[] = "default_pager_initialize";
+       __unused static char    here[] = "default_pager_initialize";
 
 
        /*