Re: [PATCH] Btrfs: fix 64 bit divide problem

2011-08-21 Thread Ingo Molnar
* Josef Bacik jo...@redhat.com wrote: This fixes a regression introduced by cdcb725c05fe0cb71777c66ddc2445fedbbb3c59 In cases where we need to divide/multiply by 2 we should just left/right shift respectively, and in cases where theres N number of devices use do_div. Also make the

[PATCH] Btrfs: fix 64 bit divide problem

2011-08-20 Thread Josef Bacik
This fixes a regression introduced by cdcb725c05fe0cb71777c66ddc2445fedbbb3c59 In cases where we need to divide/multiply by 2 we should just left/right shift respectively, and in cases where theres N number of devices use do_div. Also make the counters u64 to match up with rw_devices. Thanks,