... and to start > > considering removing the 8K stack option alltogether soon? > > Why? Leaving the ... for most users. If we consider 4K stacks broken, not used much, then we ... option alltogether. Making 4K stacks default and no longer a debug option is ...

linux-kernel - Jesper Juhl - Jul 12 2007 - 16:24

... a debug thing and > > Very ACK. > Ok, so perhaps a patch ... a short stay in -mm). > > b) make 4K stacks the default ... vanilla kernel.org kernels as > > a gentle nudge towards getting people ... code paths > > that are not 4K stack safe. > > That's the ...

linux-kernel - Jesper Juhl - Jul 16 2007 - 19:51

... are a completely different thing which was bundled to 4K-stacks ... because you need more than 4K, > make for more determistisc behaviour ... does not overflow. I'd rather go for 8K+4K-stacks ... that bad karma before defaulting to 4K stacks. -- Top 100 things ...

linux-kernel - Bodo Eggert - Jul 17 2007 - 06:06

... alltogether. > > Making 4K stacks default and no longer a debug option ... patch which makes separate interrupt stacks > orthogonal to the 4K stack ... and then not have it configurable at all. I believe the ... of the damn thing - make a choice, make it work, make ...

linux-kernel - Jesper Juhl - Jul 12 2007 - 22:25

... alltogether. > >> Making 4K stacks default and no longer a debug option ... patch which makes separate interrupt stacks > >orthogonal to the 4K stack ... size as a config option, then I'm all for it ... and then not have > it configurable at all. I believe the ...

linux-kernel - Matt Mackall - Jul 14 2007 - 15:42

... wanted to accomplish with the patch that started this threas was; ... longer a debug thing and b) make 4K stacks the default ... vanilla kernel.org kernels as a gentle nudge towards getting people ... code paths that are not 4K stack safe. Distros that currently ...

linux-kernel - Jesper Juhl - Jul 16 2007 - 18:54

... that generally speaking available process stack > can be _better_ with CONFIG_4KSTACKS ... not to enable 4K-stacks per default, and this is a ... you are. If you designed a car, you would also go ... into this direction but you're wearing me > down rapidly. I ...

linux-kernel - Bodo Eggert - Jul 17 2007 - 19:19

... option was not the objective of this thread, just >> lifting 4K stacks from debug and making it the default. > > True, ... problem. In the > meantime, we're generating more bug reports to ... -kernel" in the body of a message to majordomo@vger.kernel. ...

linux-kernel - Rene Herman - Jul 16 2007 - 20:57

... the fact that generally speaking available process stack can be _better_ with CONFIG_4KSTACKS and there ... users apparently unhappy about it but not many it would seem). Jesper also ... proceed: lift 4K from debug status and submit it as default for -mm ...

linux-kernel - Rene Herman - Jul 17 2007 - 10:38

... . Removing any such option was not the objective of this thread, ... lifting 4K stacks from debug and making it the default. People ... the unshared 4K stacks can then still nicely not select it ... -kernel" in the body of a message to majordomo@vger.kernel. ...

linux-kernel - Rene Herman - Jul 16 2007 - 19:22

... , just lifting > 4K stacks from debug and making it the default. People fortunate enough ... with the unshared 4K stacks > can then still nicely not select it (or ... remove, so the patch really was just intended as a fairly harmless nudge towards getting 4K ...

linux-kernel - Jesper Juhl - Jul 16 2007 - 19:35

... with the patch that started this threas > was; a) indicate that ... debug thing and Very ACK. > b) make 4K stacks the default ... vanilla kernel.org kernels as > a gentle nudge towards getting people ... code paths > that are not 4K stack safe. That's the ...

linux-kernel - Bodo Eggert - Jul 16 2007 - 19:42

... Lynx. Another from Utz Lehmann a few minutes ago. > > The point ... lifting > 4K stacks from debug and making it the default. True ... the unshared 4K stacks > can then still nicely not select it ... problem. In the meantime, we're generating more bug reports to ...

linux-kernel - Ray Lee - Jul 16 2007 - 19:40

... . Unfortunately this change still does not help if one of these stacks ... like to be able to select 4K stacks, but as long as ... , and it can't be default, too. -- Top 100 things you ... say: 8. ...and after I patched the microcode... - To unsubscribe from ...

linux-kernel - Bodo Eggert - Jul 19 2007 - 13:20

... it's time to make 4K stacks the default and to start > considering removing the 8K stack option alltogether soon? > > One of the ... was XFS, but that got some stack usage > fixes recently, and the 4K stack option has been around for quite a > while ...

linux-kernel - Zan Lynx - Jul 11 2007 - 13:54

... the other hand, we consider 4K stacks to be the superior ... alltogether. > Making 4K stacks default and no longer a debug option ... patch which makes separate interrupt stacks orthogonal to the 4K stack ... kernel" in the body of a message to majordomo@vger.kernel ...

linux-kernel - Jeremy Fitzhardinge - Jul 12 2007 - 20:34

... trying to remove the 8K stack option right > now - heck, I ... I wanted to accomplish with the patch that started this threas > was; ... longer a debug thing and > b) make 4K stacks the default ... code paths > that are not 4K stack safe. Definite Acked-by: ...

linux-kernel - Rene Herman - Jul 16 2007 - 19:01

... said "exactly" the same. Unshared interrupt stacks make for more determistisc behaviour, so you'd have a harder time proven anything to some ... the unshared 4K stacks. > But if 8k is safe, this does not yet prove that you can store ...

linux-kernel - Rene Herman - Jul 16 2007 - 20:28

... Please note that I was not trying to remove the 8K ... with the patch that started this threas > > was; a) indicate that ... debug thing and > > Very ACK. > > > b) make 4K stacks the default ... code paths > > that are not 4K stack safe. > > That's the ...

linux-kernel - Denis Vlasenko - Jul 19 2007 - 15:34

... code paths > > > that are not 4K stack safe. > > > > That's the ... OK for MM, where things are supposed to be in a ... risk. > > Mission-critical machines are not supposed to have kernel configured ... for default options? Does the 4K stack come with a big ...

linux-kernel - Bodo Eggert - Jul 19 2007 - 16:04