diff options
Diffstat (limited to 'sys/compat/ndis/subr_ntoskrnl.c')
| -rw-r--r-- | sys/compat/ndis/subr_ntoskrnl.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/sys/compat/ndis/subr_ntoskrnl.c b/sys/compat/ndis/subr_ntoskrnl.c index 5278bc2752da..72f1f11904f3 100644 --- a/sys/compat/ndis/subr_ntoskrnl.c +++ b/sys/compat/ndis/subr_ntoskrnl.c @@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$"); #include <sys/callout.h> #include <sys/kernel.h> +#include <machine/atomic.h> #include <machine/clock.h> #include <machine/bus_memio.h> #include <machine/bus_pio.h> @@ -578,10 +579,7 @@ ntoskrnl_interlock_inc(/*addend*/ void) __asm__ __volatile__ ("" : "=c" (addend)); - mtx_lock(&ntoskrnl_interlock); - (*addend)++; - mtx_unlock(&ntoskrnl_interlock); - + atomic_add_long((volatile u_long *)addend, 1); return(*addend); } @@ -592,10 +590,7 @@ ntoskrnl_interlock_dec(/*addend*/ void) __asm__ __volatile__ ("" : "=c" (addend)); - mtx_lock(&ntoskrnl_interlock); - (*addend)--; - mtx_unlock(&ntoskrnl_interlock); - + atomic_subtract_long((volatile u_long *)addend, 1); return(*addend); } |