PR/52889 CVS commit: src/sys/dev/pad

["Nathanial Sloss" <nat%netbsd.org@localhost>]

The following reply was made to PR kern/52889; it has been noted by GNATS.

From: "Nathanial Sloss" <nat%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/52889 CVS commit: src/sys/dev/pad
Date: Tue, 9 Jan 2018 04:23:59 +0000

 Module Name:	src
 Committed By:	nat
 Date:		Tue Jan  9 04:23:59 UTC 2018
 
 Modified Files:
 	src/sys/dev/pad: pad.c
 
 Log Message:
 Fix pad on systems with many cores/cpus:
 
 	* Introduce a lock to serialize attach/detach of pad devices.
 	* Forcefully detach children of pad on close.
 	* Be more carefull in pad_open with regards to config_detach only
 	  if new instances of the pad device are created and fail to open.
 
 Addresses PR kern/52889.
 
 These changes were developed with and tested by pgoyette@.
 
 
 To generate a diff of this commit:
 cvs rdiff -u -r1.49 -r1.50 src/sys/dev/pad/pad.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.