Re: [PATCH v2] block: do not artificially constrain max_sectors for stacking drivers

2012-07-10 Thread Mike Snitzer
On Tue, Jul 10 2012 at 3:10pm -0400, Chauhan, Vijay wrote: > On Tuesday, July 10, 2012 4:27 AM, Mike Wrote: > >As it happens, v2's changes to blk_limits_max_hw_sectors and > >blk_queue_max_hw_sectors are not strictly required in order for existing > >stacking drivers to have have an unconstraine

RE: [PATCH v2] block: do not artificially constrain max_sectors for stacking drivers

2012-07-10 Thread Chauhan, Vijay
On Tuesday, July 10, 2012 4:27 AM, Mike Wrote: >As it happens, v2's changes to blk_limits_max_hw_sectors and >blk_queue_max_hw_sectors are not strictly required in order for existing >stacking drivers to have have an unconstrained max_sectors. Dropping >those changes also allows for consistency ac

Re: [PATCH v2] block: do not artificially constrain max_sectors for stacking drivers

2012-07-09 Thread Mike Snitzer
On Mon, Jul 09 2012 at 10:57am -0400, Mike Snitzer wrote: > blk_set_stacking_limits() is intended to allow stacking drivers to build > up the limits of the stacked device based on the underlying devices' > limits. But in the case of 'max_sectors' the default of > BLK_DEF_MAX_SECTORS (1024) doesn