Re: Heads-up: two regressions in v4.11-rc series

2017-04-21 Thread Frederic Weisbecker
On Fri, Apr 21, 2017 at 10:52:29AM -0700, Linus Torvalds wrote: > On Thu, Apr 20, 2017 at 7:30 AM, Mel Gorman > wrote: > >> The end result was a revert, and this is waiting in AKPMs quilt queue: > >> > >>

Re: Heads-up: two regressions in v4.11-rc series

2017-04-21 Thread Frederic Weisbecker
On Fri, Apr 21, 2017 at 10:52:29AM -0700, Linus Torvalds wrote: > On Thu, Apr 20, 2017 at 7:30 AM, Mel Gorman > wrote: > >> The end result was a revert, and this is waiting in AKPMs quilt queue: > >> > >>

Re: Heads-up: two regressions in v4.11-rc series

2017-04-21 Thread Linus Torvalds
On Thu, Apr 20, 2017 at 7:30 AM, Mel Gorman wrote: >> The end result was a revert, and this is waiting in AKPMs quilt queue: >> >> http://ozlabs.org/~akpm/mmots/broken-out/revert-mm-page_alloc-only-use-per-cpu-allocator-for-irq-safe-requests.patch >> > > This was

Re: Heads-up: two regressions in v4.11-rc series

2017-04-21 Thread Linus Torvalds
On Thu, Apr 20, 2017 at 7:30 AM, Mel Gorman wrote: >> The end result was a revert, and this is waiting in AKPMs quilt queue: >> >> http://ozlabs.org/~akpm/mmots/broken-out/revert-mm-page_alloc-only-use-per-cpu-allocator-for-irq-safe-requests.patch >> > > This was flagged to Andrew that it

Re: Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Mel Gorman
On Thu, Apr 20, 2017 at 11:00:42AM +0200, Jesper Dangaard Brouer wrote: > Hi Linus, > > Just wanted to give a heads-up on two regressions in 4.11-rc series. > > (1) page allocator optimization revert > > Mel Gorman and I have been playing with optimizing the page allocator, > but Tariq spotted

Re: Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Mel Gorman
On Thu, Apr 20, 2017 at 11:00:42AM +0200, Jesper Dangaard Brouer wrote: > Hi Linus, > > Just wanted to give a heads-up on two regressions in 4.11-rc series. > > (1) page allocator optimization revert > > Mel Gorman and I have been playing with optimizing the page allocator, > but Tariq spotted

Re: Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Frederic Weisbecker
On Thu, Apr 20, 2017 at 11:00:42AM +0200, Jesper Dangaard Brouer wrote: > Hi Linus, > > Just wanted to give a heads-up on two regressions in 4.11-rc series. > > (1) page allocator optimization revert > > Mel Gorman and I have been playing with optimizing the page allocator, > but Tariq spotted

Re: Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Frederic Weisbecker
On Thu, Apr 20, 2017 at 11:00:42AM +0200, Jesper Dangaard Brouer wrote: > Hi Linus, > > Just wanted to give a heads-up on two regressions in 4.11-rc series. > > (1) page allocator optimization revert > > Mel Gorman and I have been playing with optimizing the page allocator, > but Tariq spotted

Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Jesper Dangaard Brouer
Hi Linus, Just wanted to give a heads-up on two regressions in 4.11-rc series. (1) page allocator optimization revert Mel Gorman and I have been playing with optimizing the page allocator, but Tariq spotted that we caused a regression for (NIC) drivers that refill DMA RX rings in softirq

Heads-up: two regressions in v4.11-rc series

2017-04-20 Thread Jesper Dangaard Brouer
Hi Linus, Just wanted to give a heads-up on two regressions in 4.11-rc series. (1) page allocator optimization revert Mel Gorman and I have been playing with optimizing the page allocator, but Tariq spotted that we caused a regression for (NIC) drivers that refill DMA RX rings in softirq