Re: [PATCH v2 06/15] blktrace: split do_blk_trace_setup into two functions

[Christoph Hellwig]

On Thu, Sep 25, 2025 at 05:02:22PM +0200, Johannes Thumshirn wrote:
> Split do_blk_trace_setup into two functions, this is done to prepare for
> an incoming new BLKTRACESETUP2 ioctl(2) which can receive extended
> parameters form user-space.
> 
> Also move the size verification logic to the callers.

Can you add a why for that move?

Otherwise this looks sane.