summaryrefslogtreecommitdiff
path: root/vm/vm_fault.c
diff options
context:
space:
mode:
authorRoland McGrath <roland@gnu.org>2001-04-05 06:39:21 +0000
committerRoland McGrath <roland@gnu.org>2001-04-05 06:39:21 +0000
commitb42bd0d675ec7d1e1fbbf274fadbea984c8dab22 (patch)
treea7f61083f2dfa365d5d9e7101c72e8cb5b3b16a9 /vm/vm_fault.c
parent2d43f4abdedd003eb070d633bac0e3a6fb3a746b (diff)
2001-04-04 Roland McGrath <roland@frob.com>
* ddb/db_access.h: Fix obsolescent #else/#endif syntax. * ddb/db_aout.c: Likewise. * ddb/db_break.c: Likewise. * ddb/db_break.h: Likewise. * ddb/db_command.c: Likewise. * ddb/db_command.h: Likewise. * ddb/db_cond.c: Likewise. * ddb/db_examine.c: Likewise. * ddb/db_expr.c: Likewise. * ddb/db_ext_symtab.c: Likewise. * ddb/db_input.c: Likewise. * ddb/db_lex.c: Likewise. * ddb/db_macro.c: Likewise. * ddb/db_mp.c: Likewise. * ddb/db_output.c: Likewise. * ddb/db_print.c: Likewise. * ddb/db_run.c: Likewise. * ddb/db_sym.c: Likewise. * ddb/db_task_thread.c: Likewise. * ddb/db_task_thread.h: Likewise. * ddb/db_trap.c: Likewise. * ddb/db_variables.c: Likewise. * ddb/db_watch.c: Likewise. * ddb/db_watch.h: Likewise. * ddb/db_write_cmd.c: Likewise. * device/dev_pager.c: Likewise. * device/device_port.h: Likewise. * device/device_types_kernel.h: Likewise. * device/ds_routines.h: Likewise. * device/errno.h: Likewise. * device/if_ether.h: Likewise. * device/if_hdr.h: Likewise. * device/io_req.h: Likewise. * device/net_io.c: Likewise. * device/net_io.h: Likewise. * i386/i386/ast_check.c: Likewise. * i386/i386/cswitch.S: Likewise. * i386/i386/db_disasm.c: Likewise. * i386/i386/db_interface.c: Likewise. * i386/i386/db_trace.c: Likewise. * i386/i386/debug.h: Likewise. * i386/i386/debug_i386.c: Likewise. * i386/i386/debug_trace.S: Likewise. * i386/i386/eflags.h: Likewise. * i386/i386/gdt.h: Likewise. * i386/i386/hardclock.c: Likewise. * i386/i386/idt-gen.h: Likewise. * i386/i386/ipl.h: Likewise. * i386/i386/ktss.h: Likewise. * i386/i386/kttd_interface.c: Likewise. * i386/i386/ldt.h: Likewise. * i386/i386/lock.h: Likewise. * i386/i386/locore.S: Likewise. * i386/i386/mp_desc.h: Likewise. * i386/i386/pic.c: Likewise. * i386/i386/pic.h: Likewise. * i386/i386/pio.h: Likewise. * i386/i386/pit.h: Likewise. * i386/i386/seg.h: Likewise. * i386/i386/thread.h: Likewise. * i386/i386/trap.c: Likewise. * i386/i386/trap.h: Likewise. * i386/i386/vm_param.h: Likewise. * i386/i386/vm_tuning.h: Likewise. * i386/i386at/autoconf.c: Likewise. * i386/i386at/blit.c: Likewise. * i386/i386at/conf.c: Likewise. * i386/i386at/fd.c: Likewise. * i386/i386at/idt.h: Likewise. * i386/i386at/immc.c: Likewise. * i386/i386at/kd.c: Likewise. * i386/i386at/kd_event.c: Likewise. * i386/i386at/kd_mouse.c: Likewise. * i386/i386at/model_dep.c: Likewise. * i386/i386at/rtc.c: Likewise. * i386/include/mach/i386/asm.h: Likewise. * i386/include/mach/i386/eflags.h: Likewise. * i386/include/mach/i386/mach_i386.defs: Likewise. * i386/include/mach/i386/multiboot.h: Likewise. * i386/include/mach/i386/trap.h: Likewise. * i386/include/mach/i386/vm_types.h: Likewise. * i386/include/mach/sa/stdarg.h: Likewise. * i386/intel/pmap.c: Likewise. * i386/intel/pmap.h: Likewise. * include/alloca.h: Likewise. * include/device/device_types.defs: Likewise. * include/device/device_types.h: Likewise. * include/device/disk_status.h: Likewise. * include/device/net_status.h: Likewise. * include/mach/mach.defs: Likewise. * include/mach/memory_object.defs: Likewise. * include/mach/std_types.defs: Likewise. * include/mach_debug/hash_info.h: Likewise. * include/mach_debug/ipc_info.h: Likewise. * include/mach_debug/mach_debug.defs: Likewise. * include/mach_debug/mach_debug_types.defs: Likewise. * include/mach_debug/mach_debug_types.h: Likewise. * include/mach_debug/vm_info.h: Likewise. * include/mach_debug/zone_info.h: Likewise. * include/sys/ioctl.h: Likewise. * include/sys/time.h: Likewise. * ipc/ipc_entry.h: Likewise. * ipc/ipc_hash.h: Likewise. * ipc/ipc_init.c: Likewise. * ipc/ipc_kmsg.c: Likewise. * ipc/ipc_kmsg.h: Likewise. * ipc/ipc_marequest.c: Likewise. * ipc/ipc_marequest.h: Likewise. * ipc/ipc_mqueue.c: Likewise. * ipc/ipc_mqueue.h: Likewise. * ipc/ipc_notify.c: Likewise. * ipc/ipc_notify.h: Likewise. * ipc/ipc_object.c: Likewise. * ipc/ipc_object.h: Likewise. * ipc/ipc_port.c: Likewise. * ipc/ipc_port.h: Likewise. * ipc/ipc_pset.c: Likewise. * ipc/ipc_pset.h: Likewise. * ipc/ipc_right.c: Likewise. * ipc/ipc_right.h: Likewise. * ipc/ipc_space.c: Likewise. * ipc/ipc_space.h: Likewise. * ipc/mach_debug.c: Likewise. * ipc/mach_msg.c: Likewise. * ipc/mach_msg.h: Likewise. * ipc/mach_port.c: Likewise. * kern/act.c: Likewise. * kern/assert.h: Likewise. * kern/ast.c: Likewise. * kern/ast.h: Likewise. * kern/bootstrap.c: Likewise. * kern/counters.c: Likewise. * kern/counters.h: Likewise. * kern/debug.h: Likewise. * kern/exception.c: Likewise. * kern/host.h: Likewise. * kern/ipc_host.c: Likewise. * kern/ipc_host.h: Likewise. * kern/ipc_kobject.c: Likewise. * kern/ipc_mig.c: Likewise. * kern/ipc_tt.c: Likewise. * kern/ipc_tt.h: Likewise. * kern/kalloc.h: Likewise. * kern/lock_mon.c: Likewise. * kern/mach_clock.c: Likewise. * kern/mach_factor.c: Likewise. * kern/mach_param.h: Likewise. * kern/machine.c: Likewise. * kern/processor.c: Likewise. * kern/profile.c: Likewise. * kern/queue.h: Likewise. * kern/sched.h: Likewise. * kern/startup.c: Likewise. * kern/syscall_emulation.h: Likewise. * kern/syscall_subr.c: Likewise. * kern/syscall_subr.h: Likewise. * kern/syscall_sw.c: Likewise. * kern/syscall_sw.h: Likewise. * kern/task.h: Likewise. * kern/thread_swap.h: Likewise. * kern/time_out.h: Likewise. * kern/time_stamp.c: Likewise. * kern/time_stamp.h: Likewise. * kern/timer.c: Likewise. * kern/timer.h: Likewise. * kern/xpr.c: Likewise. * kern/xpr.h: Likewise. * kern/zalloc.c: Likewise. * kern/zalloc.h: Likewise. * linux/dev/drivers/block/ide.c: Likewise. * linux/dev/include/linux/blk.h: Likewise. * linux/src/include/linux/cdrom.h: Likewise. * linux/src/include/linux/md.h: Likewise. * util/cpu.h: Likewise. * vm/memory_object.c: Likewise. * vm/memory_object.h: Likewise. * vm/pmap.h: Likewise. * vm/vm_debug.c: Likewise. * vm/vm_external.h: Likewise. * vm/vm_fault.c: Likewise. * vm/vm_fault.h: Likewise. * vm/vm_kern.h: Likewise. * vm/vm_map.c: Likewise. * vm/vm_map.h: Likewise. * vm/vm_object.h: Likewise. * vm/vm_pageout.c: Likewise. * vm/vm_pageout.h: Likewise. * vm/vm_user.h: Likewise.
Diffstat (limited to 'vm/vm_fault.c')
-rw-r--r--vm/vm_fault.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/vm/vm_fault.c b/vm/vm_fault.c
index a74d41b..42108ed 100644
--- a/vm/vm_fault.c
+++ b/vm/vm_fault.c
@@ -100,7 +100,7 @@ boolean_t software_reference_bits = TRUE;
#if MACH_KDB
extern struct db_watchpoint *db_watchpoint_list;
-#endif MACH_KDB
+#endif /* MACH_KDB */
/*
* Routine: vm_fault_init
@@ -286,7 +286,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
* so that the watchpoint code notices the access.
*/
|| db_watchpoint_list
-#endif MACH_KDB
+#endif /* MACH_KDB */
) {
/*
* If we aren't asking for write permission,
@@ -481,7 +481,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
vm_page_zero_fill(m);
vm_stat_sample(SAMPLED_PC_VM_ZFILL_FAULTS);
-
+
vm_stat.zero_fill_count++;
vm_object_lock(object);
pmap_clear_modify(m->phys_addr);
@@ -519,7 +519,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
if ((access_required & m->unlock_request) != access_required) {
vm_prot_t new_unlock_request;
kern_return_t rc;
-
+
if (!object->pager_ready) {
vm_object_assert_wait(object,
VM_OBJECT_EVENT_PAGER_READY,
@@ -581,7 +581,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
#if MACH_PAGEMAP
&& (vm_external_state_get(object->existence_info, offset + object->paging_offset) !=
VM_EXTERNAL_STATE_ABSENT)
-#endif MACH_PAGEMAP
+#endif /* MACH_PAGEMAP */
;
if ((look_for_page || (object == first_object))
@@ -664,16 +664,16 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
vm_stat.pageins++;
vm_stat_sample(SAMPLED_PC_VM_PAGEIN_FAULTS);
- if ((rc = memory_object_data_request(object->pager,
+ if ((rc = memory_object_data_request(object->pager,
object->pager_request,
- m->offset + object->paging_offset,
+ m->offset + object->paging_offset,
PAGE_SIZE, access_required)) != KERN_SUCCESS) {
if (rc != MACH_SEND_INTERRUPTED)
printf("%s(0x%x, 0x%x, 0x%x, 0x%x, 0x%x) failed, %d\n",
"memory_object_data_request",
object->pager,
object->pager_request,
- m->offset + object->paging_offset,
+ m->offset + object->paging_offset,
PAGE_SIZE, access_required, rc);
/*
* Don't want to leave a busy page around,
@@ -689,7 +689,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
VM_FAULT_INTERRUPTED :
VM_FAULT_MEMORY_ERROR);
}
-
+
/*
* Retry with same object/offset, since new data may
* be in a different page (i.e., m is meaningless at
@@ -789,7 +789,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
assert((first_m == VM_PAGE_NULL) ||
(first_m->busy && !first_m->absent &&
!first_m->active && !first_m->inactive));
-#endif EXTRA_ASSERTIONS
+#endif /* EXTRA_ASSERTIONS */
/*
* If the page is being written, but isn't
@@ -983,7 +983,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
*/
vm_page_copy(m, copy_m);
-
+
/*
* If the old page was in use by any users
* of the copy-object, it must be removed
@@ -1059,7 +1059,7 @@ vm_fault_return_t vm_fault_page(first_object, first_offset,
* wait result]. Can't turn off the page's
* busy bit because we're not done with it.
*/
-
+
if (m->wanted) {
m->wanted = FALSE;
thread_wakeup_with_result((event_t) m,
@@ -1749,7 +1749,7 @@ kern_return_t vm_fault_wire_fast(map, va, entry)
/*
* Wire the page down now. All bail outs beyond this
- * point must unwire the page.
+ * point must unwire the page.
*/
vm_page_lock_queues();
@@ -1774,7 +1774,7 @@ kern_return_t vm_fault_wire_fast(map, va, entry)
/*
* Put this page into the physical map.
* We have to unlock the object because pmap_enter
- * may cause other faults.
+ * may cause other faults.
*/
vm_object_unlock(object);
@@ -1865,7 +1865,7 @@ kern_return_t vm_fault_copy(
{
vm_page_t result_page;
vm_prot_t prot;
-
+
vm_page_t src_page;
vm_page_t src_top_page;
@@ -2020,7 +2020,7 @@ kern_return_t vm_fault_copy(
RETURN(KERN_SUCCESS);
#undef RETURN
- /*NOTREACHED*/
+ /*NOTREACHED*/
}
@@ -2179,4 +2179,4 @@ vm_fault_return_t vm_fault_page_overwrite(dst_object, dst_offset, result_page)
#undef DISCARD_PAGE
}
-#endif notdef
+#endif /* notdef */