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Use Dv NULL, per SIGWIZD.

This commit is contained in:
riastradh 2015-03-30 13:40:01 +00:00
parent 6bcaafafa3
commit 078e20efa6
1 changed files with 11 additions and 5 deletions
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16
share/man/man9/bufferio.9
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@ -1,4 +1,4 @@
.\" $NetBSD: bufferio.9,v 1.11 2015/03/30 13:35:50 riastradh Exp $
.\" $NetBSD: bufferio.9,v 1.12 2015/03/30 13:40:01 riastradh Exp $
.\"
.\" Copyright (c) 2015 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -139,8 +139,10 @@ case.
.It
If the user sets the
.Fa bp Ns Li "->b_iodone"
callback to a nonnull function pointer, it will be called in soft
interrupt context when the I/O transfer is complete.
callback to a
.Pf non- Dv NULL
function pointer, it will be called in soft interrupt context when the
I/O transfer is complete.
The user
.Em may not
call
@ -159,7 +161,9 @@ in this case.
.It
Otherwise, if
.Fa bp Ns Li "->b_iodone"
is a null function pointer and
is
.Dv NULL
and
.Dv B_ASYNC
is not specified, the user may wait for the I/O transfer to complete
with
@ -360,7 +364,9 @@ Allocate a
for an I/O transfer.
If
.Fa vp
is nonnull, the transfer is associated with it.
is
.Pf non- Dv NULL ,
the transfer is associated with it.
If
.Fa waitok
is false,