Re: [dm-devel] pre8

[Mike Christie <mikenc us ibm com>]

Christophe Varoqui wrote:
> On Tue, Apr 05, 2005 at 10:32:23PM +0100, Alasdair G Kergon wrote:
>
> > I appear to have almost succeeded in squeezing 0.4.4-pre8 into 
> > RHEL4 U1, but I doubt I'll be allowed any more updates now except 
> > for severe bugs.
>
> Just to let you you know what I think is still needed before 0.4.4 :
>
> o memory allocation error paths audit (mostly done in pre9)

The pathcheckers use sgio, right? The block layer sg io code does some 
allocations with GFP_KERNEL (bio_copy_user and bio_map_user for 
example), so if you are relying on that path for failback I think you 
will be in trouble.

> o don't loose events in multipathd
> o /dev/shm/cache has the same security problems you spotted in /tmp
>
> I guess this last item will help justify your upgrading to 0.4.4
>
> Regards,
> cvaroqui
>
> --
> dm-devel mailing list
> dm-devel redhat com
> https://www.redhat.com/mailman/listinfo/dm-devel