| Message ID | 20180307011230.24001-4-jesus.sanchez-palencia@intel.com |
|---|---|
| State | RFC, archived |
| Delegated to: | David Miller |
| Headers | show |
| Series | Time based packet transmission | expand |
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index c85704fcdbd2..0ba677cc8da6 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -28,6 +28,7 @@ struct cpu_timer_list { * * A clockid is invalid if bits 2, 1, and 0 are all set. */ +#define CLOCKID_INVALID GENMASK(2, 0) #define CPUCLOCK_PID(clock) ((pid_t) ~((clock) >> 3)) #define CPUCLOCK_PERTHREAD(clock) \ (((clock) & (clockid_t) CPUCLOCK_PERTHREAD_MASK) != 0)
posix-timers.h states that a clockid_t value is invalid if bits 0, 1 and 2 are all set. Add a mask that can be safely used elsewhere even if this implicit rule's implementation is changed. This is done in preparation for the upcoming time based transmission patchset. Signed-off-by: Jesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com> --- include/linux/posix-timers.h | 1 + 1 file changed, 1 insertion(+)