Re: [RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-16 Thread Dave Hansen
On 01/16/2014 08:45 AM, Christoph Lameter wrote: > On Tue, 14 Jan 2014, Dave Hansen wrote: >> With the current code, if you wanted to turn off the double-cmpxchg abd >> get a 56-byte 'struct page' how would you do it? Can you do it with a >> .config, or do you need to hack the code? > > Remove HA

Re: [RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-16 Thread Christoph Lameter
On Tue, 14 Jan 2014, Dave Hansen wrote: > On 01/14/2014 11:49 AM, Christoph Lameter wrote: > > On Tue, 14 Jan 2014, Dave Hansen wrote: > >> I found this useful to have in my testing. I would like to have > >> it available for a bit, at least until other folks have had a > >> chance to do some tes

Re: [RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-14 Thread David Rientjes
On Tue, 14 Jan 2014, Dave Hansen wrote: > > On Tue, 14 Jan 2014, Dave Hansen wrote: > >> I found this useful to have in my testing. I would like to have > >> it available for a bit, at least until other folks have had a > >> chance to do some testing with it. > > > > I dont really see the point

Re: [RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-14 Thread Dave Hansen
On 01/14/2014 11:49 AM, Christoph Lameter wrote: > On Tue, 14 Jan 2014, Dave Hansen wrote: >> I found this useful to have in my testing. I would like to have >> it available for a bit, at least until other folks have had a >> chance to do some testing with it. > > I dont really see the point of t

Re: [RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-14 Thread Christoph Lameter
On Tue, 14 Jan 2014, Dave Hansen wrote: > I found this useful to have in my testing. I would like to have > it available for a bit, at least until other folks have had a > chance to do some testing with it. I dont really see the point of this patch since we already have CONFIG_HAVE_ALIGNED_STRUC

[RFC][PATCH 2/9] mm: slub: abstract out double cmpxchg option

2014-01-14 Thread Dave Hansen
From: Dave Hansen I found this useful to have in my testing. I would like to have it available for a bit, at least until other folks have had a chance to do some testing with it. We should probably just pull the help text and the description out of this so that folks are not prompted for it in