On 4/3/19 3:15 AM, Johannes Thumshirn wrote: > With the introduction of BIO_NO_PAGE_REF we've used up all available bits > in bio::bi_flags. > > Convert the defines of the flags to an enum and add a BUILD_BUG_ON() call > to make sure no-one adds a new one and thus overrides the BVEC_POOL_IDX > causing crashes. Applied for 5.2, thanks. -- Jens Axboe