Add a comment to make this a little clearer...

This commit is contained in:
mycroft 1994-12-05 07:32:24 +00:00
parent af33b8e0c6
commit 861c8760a3

View File

@ -1,4 +1,4 @@
/* $NetBSD: sysv_sem.c,v 1.14 1994/12/05 07:22:12 mycroft Exp $ */
/* $NetBSD: sysv_sem.c,v 1.15 1994/12/05 07:32:24 mycroft Exp $ */
/*
* Implementation of SVID semaphores
@ -878,7 +878,7 @@ semexit(p)
/*
* Yes (i.e. we are in case 3 or 4).
*
* If we didn't find an undo record associated with this
* If we didn't find an undo vector associated with this
* process than we can just return (i.e. we are in case 3).
*
* Note that we know that someone else is holding the lock so
@ -908,7 +908,7 @@ semexit(p)
/*
* No (i.e. we are in case 1 or 2).
*
* If there is no undo record, skip to the end and unlock the
* If there is no undo vector, skip to the end and unlock the
* semaphore facility if necessary.
*/
@ -916,6 +916,11 @@ semexit(p)
goto unlock;
}
/*
* We are now in case 1 or 2, and we have an undo vector for this
* process.
*/
#ifdef SEM_DEBUG
printf("proc @%08x has undo structure with %d entries\n", p,
suptr->un_cnt);