diff options
Diffstat (limited to 'kern/mach_clock.c')
| -rw-r--r-- | kern/mach_clock.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kern/mach_clock.c b/kern/mach_clock.c index 04a31153..edf87f07 100644 --- a/kern/mach_clock.c +++ b/kern/mach_clock.c @@ -47,7 +47,6 @@ #include <kern/host.h> #include <kern/lock.h> #include <kern/mach_clock.h> -#include <kern/mach_param.h> #include <kern/processor.h> #include <kern/queue.h> #include <kern/sched.h> @@ -91,7 +90,7 @@ int bigadj = 1000000; /* adjust 10*tickadj if adjustment * } while (secs != mtime->check_seconds); * to read the time correctly. (On a multiprocessor this assumes * that processors see each other's writes in the correct order. - * We may have to insert fence operations.) + * We have to insert write fence operations.) FIXME */ mapped_time_value_t *mtime = 0; @@ -100,7 +99,9 @@ mapped_time_value_t *mtime = 0; MACRO_BEGIN \ if (mtime != 0) { \ mtime->check_seconds = (time)->seconds; \ + asm volatile("":::"memory"); \ mtime->microseconds = (time)->microseconds; \ + asm volatile("":::"memory"); \ mtime->seconds = (time)->seconds; \ } \ MACRO_END @@ -512,7 +513,7 @@ int timeclose() /* * Compatibility for device drivers. * New code should use set_timeout/reset_timeout and private timers. - * These code can't use a zone to allocate timers, because + * These code can't use a cache to allocate timers, because * it can be called from interrupt handlers. */ |