On Friday 31 August 2007 14:41, Alasdair G Kergon wrote: > On Thu, Aug 30, 2007 at 04:20:35PM -0700, Daniel Phillips wrote: > > Resubmitting a bio or submitting a dependent bio from > > inside a block driver does not need to be throttled because all > > resources required to guarantee completion must have been obtained > > _before_ the bio was allowed to proceed into the block layer. > > I'm toying with the idea of keeping track of the maximum device stack > depth for each stacked device, and only permitting it to increase in > controlled circumstances. Hi Alasdair, What kind of circumstances did you have in mind? Regards, Daniel - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html