Re: kern/58531 (NetBSD 10.0 deadlock in nd_timer)

[gnats-admin%netbsd.org@localhost]

The following reply was made to PR kern/58531; it has been noted by GNATS.

From: Rin Okuyama <rokuyama.rk%gmail.com@localhost>
To: gnats-bugs%netbsd.org@localhost, kern-bug-people%netbsd.org@localhost,
 netbsd-bugs%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, rin%NetBSD.org@localhost,
 manu%netbsd.org@localhost, ozaki-r%NetBSD.org@localhost, Taylor R Campbell <riastradh%NetBSD.org@localhost>
Cc: 
Subject: Re: kern/58531 (NetBSD 10.0 deadlock in nd_timer)
Date: Thu, 15 Aug 2024 11:44:42 +0900

 On 2024/08/15 11:39, rin%NetBSD.org@localhost wrote:
 > Patch seems applicable and necessary for netbsd-9 also, for which
 > if_vmx.c, usbnet.c, and if_ipsec.c advertise IFEF_MPSAFE regardless of
 > NET_MPSAFE. I will send a request after ATF runs.
 
 Oops, *not* applicable actually; kern_event.c uses the giant lock
 unconditionally for netbsd-9.
 
 If we wish to avoid deadlocks, we need to drop IFEF_MPSAFE for
 non-NET_MPSAFE kernels?
 
 Thanks,
 rin