cvs commit: src/sys/kern kern_sig.c

[Alfred Perlstein]

This is bad, it's time to add a flag to the vnode to do this
properly instead of relying upon the underlying FS to implement
the locking.

* Robert Watson <rwatson at FreeBSD.org> [031025 09:14] wrote:
> rwatson     2003/10/25 09:14:09 PDT
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/kern             kern_sig.c 
>   Log:
>   When generate a core dump, use advisory locking in an advisory way:
>   if we do acquire an advisory lock, great!  We'll release it later.
>   However, if we fail to acquire a lock, we perform the coredump
>   anyway.  This problem became particularly visible with NFS after
>   the introduction of rpc.lockd: if the lock manager isn't running,
>   then locking calls will fail, aborting the core dump (resulting in
>   a zero-byte dump file).
>   
>   Reported by:    Yogeshwar Shenoy <ynshenoy at alumni.cs.ucsb.edu>
>   
>   Revision  Changes    Path
>   1.260     +6 -6      src/sys/kern/kern_sig.c

-- 
- Alfred Perlstein
- Research Engineering Development Inc.
- email: bright at mu.org cell: 408-480-4684