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Remove stale comment, as suggested by Bruce.

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This commit is contained in:
Peter Wemm 1997-04-29 20:00:41 +00:00
parent 55e923b615
commit f2b65e7983
1 changed files with 1 additions and 6 deletions
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7
sys/i386/include/spl.h
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@ -30,7 +30,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: spl.h,v 1.18 1997/04/26 11:45:48 peter Exp $
* $Id: spl.h,v 1.19 1997/04/26 20:04:18 peter Exp $
*/
#ifndef _MACHINE_IPL_H_
@ -99,11 +99,6 @@ extern unsigned stat_imask; /* interrupts masked with splstatclock() */
extern unsigned tty_imask; /* group of interrupts masked with spltty() */
/*
* ipending has to be volatile so that it is read every time it is accessed
* in splx() and spl0(), but we don't want it to be read nonatomically when
* it is changed. Pretending that ipending is a plain int happens to give
* suitable atomic code for "ipending |= constant;".
*
* The volatile bitmap variables must be set atomically. This normally
* involves using a machine-dependent bit-set or `or' instruction.
*/