On Llu, 2003-05-19 at 21:56, Linus Torvalds wrote:
> >proved to be very useful to trace otherwise hidden faults, e.g.
> >on a normal kernel there is no way to see a segfault in a process
> >that runs in a write protected directory, even when core dumps
> >are enabled. Also it's useful as an early warning that something
> >is wrong with your system.
You can change the segfault path for core dumps via /proc
> I don't think it's ever really valid to expose it as a global option, as
> some programs use page faults (even the signalling kind) to do their own
> memory management, and making it a global option just makes it hard to
> work with such programs.
The classic being the texas objectstore which I suspect would not be
happy if printk logged each fault 8)
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This archive was generated by hypermail 2b29 : Fri May 23 2003 - 22:00:37 EST