On Wed, 29 Jul 2015 17:38:44 -0700 Shaohua Li <shli@xxxxxx> wrote:
> + while (!list_empty(&log->stripe_end_ios)) {
> + io = list_first_entry(&log->stripe_end_ios,
> + struct r5l_io_unit, log_sibling);
> + list_move_tail(&io->log_sibling, &list);
> + free += (io->log_end - io->log_start +
> + log->total_blocks) % log->total_blocks;
> + }
sorry, forgot to mention this bit.
That '%' is acting on 64 but numbers, so it won't build in a 32bit
machine.
Maybe use SECTOR_DIV, maybe do an
if (x > y) free = x-y else free = x+total-y;
or something.
NeilBrown
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