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Re: Substantial COMPAT_LINUX changes in netbsd-5?
On Jan 20, 8:40pm, pooka%NetBSD.org@localhost (Antti Kantee) wrote:
-- Subject: Re: Substantial COMPAT_LINUX changes in netbsd-5?
| On Wed, Jan 20, 2010 at 10:41:52AM -0500, Christos Zoulas wrote:
| > On Jan 20, 4:20pm, he%nordu.net@localhost (Havard Eidnes) wrote:
| > -- Subject: Re: Substantial COMPAT_LINUX changes in netbsd-5?
| > | Managed to get that. When the backup process got stuck, I typed
| > | "df" out of old habit, and it also got stuck:
| > |
| > | mail-server% ps axl | egrep tstile\|PID
| > | UID PID PPID CPU PRI NI VSZ RSS WCHAN STAT TTY TIME
| > | 0 24173 1 195 117 0 17860 4876 tstile D ? 0:00.03
| > | 0 19422 26923 0 117 0 2824 796 tstile D+ ttyp5 0:00.00 df
| > | mail-server%
| > |
| > | Broke into DDB on the console, and here's the two stack backtraces
| > | for these two processes:
| > Can you try LK_CANRECURSE in nfs_root()? Not that it is a real fix? Can you
| > try dumping who owns the locks for the nfs root vnode?
| Shouldn't LOCKDEBUG (or one of smaller hammers) catch locking-against-myself?
It should and it does I think; this is why we should dump who owns the locks.
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