Improve grammar.

Approved by:	hrs (mentor)
This commit is contained in:
Benjamin Kaduk 2012-11-18 22:52:17 +00:00
parent 213a71c68b
commit c33ae5331f

View File

@ -102,7 +102,8 @@ If
.Fa priority
includes the
.Dv PCATCH
flag, signals are checked before and after sleeping, otherwise signals are
flag, pending
signals are checked before and after sleeping, otherwise signals are
not checked.
If
.Dv PCATCH
@ -114,17 +115,18 @@ possible, and
is returned if the system call should be interrupted by the signal
(return
.Er EINTR ) .
If
If the
.Dv PBDRY
flag is specified in addition to
.Dv PCATCH ,
then the sleeping thread is not stopped while sleeping upon delivery of
then the sleeping thread is not stopped upon delivery of
.Dv SIGSTOP
or other stop action.
Instead, it is waken up, assuming that stop occurs on reaching a stop
or other stop action while it is sleeping.
Instead, it is woken up, with the assumption
that the stop will occur on reaching a stop
point when returning to usermode.
The flag should be used when sleeping thread owns resources, for instance
vnode locks, that should be freed timely.
The flag should be used when the sleeping thread owns resources, for instance
vnode locks, that should be released in a timely fashion.
.Pp
The parameter
.Fa wmesg