Module Name: src
Committed By: riastradh
Date: Sat Mar 9 05:22:05 UTC 2024
Modified Files:
src/share/man/man9: pmf.9
Log Message:
pmf(9): Document the bug in pmf_device_register return type.
PR kern/57575
To generate a diff of this commit:
cvs rdiff -u -r1.22 -r1.23 src/share/man/man9/pmf.9
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man9/pmf.9
diff -u src/share/man/man9/pmf.9:1.22 src/share/man/man9/pmf.9:1.23
--- src/share/man/man9/pmf.9:1.22 Tue Mar 18 18:20:40 2014
+++ src/share/man/man9/pmf.9 Sat Mar 9 05:22:05 2024
@@ -1,4 +1,4 @@
-.\" $NetBSD: pmf.9,v 1.22 2014/03/18 18:20:40 riastradh Exp $
+.\" $NetBSD: pmf.9,v 1.23 2024/03/09 05:22:05 riastradh Exp $
.\"
.\" Copyright (c) 2007 Jared D. McNeill <[email protected]>
.\" All rights reserved.
@@ -24,7 +24,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
.\" POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd April 2, 2012
+.Dd March 9, 2024
.Dt PMF 9
.Os
.Sh NAME
@@ -161,9 +161,10 @@ is
then it is assumed that device state does not need to be captured and
resumed on a power transition.
Bus and class-level power management will still be performed.
-Returns
-.Dv false
-if there was an error.
+.Pp
+.Fn pmf_device_register
+always returns true.
+Callers should ignore the return value.
.It Fn pmf_device_register1 "dev" "suspend" "resume" "shutdown"
Like
.Fn pmf_device_register ,
@@ -184,6 +185,10 @@ should return
on success and
.Dv false
on failure.
+.Pp
+.Fn pmf_device_register1
+always returns true.
+Callers should ignore the return value.
.It Fn pmf_device_deregister "dev"
Deregister a device with the power management framework.
.It Fn pmf_device_suspend "dev" "qual"
@@ -296,3 +301,10 @@ framework appeared in
.Sh AUTHORS
.An Jared D. McNeill Aq Mt [email protected]
.An Joerg Sonnenberger Aq Mt [email protected]
+.Sh BUGS
+.Fn pmf_device_register
+and
+.Fn pmf_device_register1
+never fail and should return void, but until all callers are updated to
+ignore the return value, they must continue to return bool:
+.Lk "https://gnats.NetBSD.org/57575"; "PR kern/57575"
