Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2012-04-09 Thread Willy Tarreau
Hi Joakim, On Wed, Feb 08, 2012 at 12:39:50PM +0100, Joakim Tjernlund wrote: > I figure, after 2.4.37.12, a public git tree on kernel org which still > receives fixes would be enough. FYI, I've merged your patches and pushed them along with a few pending other ones here : http://git.kernel.or

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2012-02-08 Thread Willy Tarreau
On Wed, Feb 08, 2012 at 12:39:50PM +0100, Joakim Tjernlund wrote: > > BTW, since you're asking, you seem to still be using 2.4. Do you think it's > > worth pursuing maintenance over 2.4.37.12 and if so for how long ? I'm > > asking > > because until the break-in, I felt like almost nobody was usin

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2012-02-08 Thread Joakim Tjernlund
Willy Tarreau wrote on 2012/02/08 10:44:26: > > Hi Joakim, > > On Wed, Feb 08, 2012 at 09:44:18AM +0100, Joakim Tjernlund wrote: > > Willy Tarreau wrote on 2011/12/11 18:33:46: > > > > > > Hi Joakim, > > > > > > On Sun, Dec 11, 2011 at 06:19:54PM +0100, Joakim Tjernlund wrote: > > > > > To: Joaki

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2012-02-08 Thread Willy Tarreau
Hi Joakim, On Wed, Feb 08, 2012 at 09:44:18AM +0100, Joakim Tjernlund wrote: > Willy Tarreau wrote on 2011/12/11 18:33:46: > > > > Hi Joakim, > > > > On Sun, Dec 11, 2011 at 06:19:54PM +0100, Joakim Tjernlund wrote: > > > > To: Joakim Tjernlund > > > > From: Willy Tarreau > > > > > > > > Hi Joa

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2012-02-08 Thread Joakim Tjernlund
Willy Tarreau wrote on 2011/12/11 18:33:46: > > Hi Joakim, > > On Sun, Dec 11, 2011 at 06:19:54PM +0100, Joakim Tjernlund wrote: > > > To: Joakim Tjernlund > > > From: Willy Tarreau > > > > > > Hi Joakim, On Mon, Oct 10, 2011 at 01:30:06PM +0200, Joakim Tjernlund > > > wrote: > This is a > > >

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2011-12-11 Thread Willy Tarreau
Hi Joakim, On Sun, Dec 11, 2011 at 06:19:54PM +0100, Joakim Tjernlund wrote: > > To: Joakim Tjernlund > > From: Willy Tarreau > > > > Hi Joakim, On Mon, Oct 10, 2011 at 01:30:06PM +0200, Joakim Tjernlund > > wrote: > This is a > > backport from 2.6 which I did to overcome 8xx CPU > bugs. 8xx

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2011-12-11 Thread Joakim Tjernlund
> To: Joakim Tjernlund > From: Willy Tarreau > > Hi Joakim, On Mon, Oct 10, 2011 at 01:30:06PM +0200, Joakim Tjernlund wrote: > > This is a > backport from 2.6 which I did to overcome 8xx CPU > bugs. 8xx does not update > the DAR register > when taking a TLB > error caused by dcbX and icbi in

Re: [PATCH 00/14] Backport 8xx TLB to 2.4

2011-10-10 Thread Willy Tarreau
Hi Joakim, On Mon, Oct 10, 2011 at 01:30:06PM +0200, Joakim Tjernlund wrote: > This is a backport from 2.6 which I did to overcome 8xx CPU > bugs. 8xx does not update the DAR register when taking a TLB > error caused by dcbX and icbi insns which makes it very > tricky to use these insns. Also the

[PATCH 00/14] Backport 8xx TLB to 2.4

2011-10-10 Thread Joakim Tjernlund
This is a backport from 2.6 which I did to overcome 8xx CPU bugs. 8xx does not update the DAR register when taking a TLB error caused by dcbX and icbi insns which makes it very tricky to use these insns. Also the dcbst wrongly sets the the store bit when faulting into DTLB error. A few more bugs ve