Re: [PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-26 Thread Tejun Heo
On Mon, Jul 24, 2017 at 07:02:10PM -0400, Dennis Zhou wrote: > From: "Dennis Zhou (Facebook)" > > The area map allocator only used a bitmap for the backing page state. > The new bitmap allocator will use bitmaps to manage the allocation > region in addition to this. > >

Re: [PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-26 Thread Tejun Heo
On Mon, Jul 24, 2017 at 07:02:10PM -0400, Dennis Zhou wrote: > From: "Dennis Zhou (Facebook)" > > The area map allocator only used a bitmap for the backing page state. > The new bitmap allocator will use bitmaps to manage the allocation > region in addition to this. > > This patch generalizes

Re: [PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-25 Thread Josef Bacik
On Mon, Jul 24, 2017 at 07:02:10PM -0400, Dennis Zhou wrote: > From: "Dennis Zhou (Facebook)" > > The area map allocator only used a bitmap for the backing page state. > The new bitmap allocator will use bitmaps to manage the allocation > region in addition to this. > >

Re: [PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-25 Thread Josef Bacik
On Mon, Jul 24, 2017 at 07:02:10PM -0400, Dennis Zhou wrote: > From: "Dennis Zhou (Facebook)" > > The area map allocator only used a bitmap for the backing page state. > The new bitmap allocator will use bitmaps to manage the allocation > region in addition to this. > > This patch generalizes

[PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-24 Thread Dennis Zhou
From: "Dennis Zhou (Facebook)" The area map allocator only used a bitmap for the backing page state. The new bitmap allocator will use bitmaps to manage the allocation region in addition to this. This patch generalizes the bitmap iterators so they can be reused with the

[PATCH v2 13/23] percpu: generalize bitmap (un)populated iterators

2017-07-24 Thread Dennis Zhou
From: "Dennis Zhou (Facebook)" The area map allocator only used a bitmap for the backing page state. The new bitmap allocator will use bitmaps to manage the allocation region in addition to this. This patch generalizes the bitmap iterators so they can be reused with the bitmap allocator.