Re: [uml-devel] [UML] fix crash in block layer

2007-02-19 Thread Blaisorblade
On Friday 16 February 2007 19:40, Jeff Dike wrote: > On Fri, Feb 16, 2007 at 12:02:08PM -0500, Jason Lunz wrote: > > I agree - I have only a vague idea about what uml_reserved means. > > This is ancient code - after a quick look through it, I think what is > happening is this: > Early in boot

Re: [uml-devel] [UML] fix crash in block layer

2007-02-16 Thread Blaisorblade
On Friday 16 February 2007 18:02, Jason Lunz wrote: > On Thu, Feb 15, 2007 at 08:29:28PM +0100, Blaisorblade wrote: > > The following could be a suggestion, if max_low_pfn is not used between > > the old and the new moment of assignment (and it seems it is not). This > > is just an idea however: >

Re: [uml-devel] [UML] fix crash in block layer

2007-02-16 Thread Jeff Dike
On Fri, Feb 16, 2007 at 12:02:08PM -0500, Jason Lunz wrote: > I agree - I have only a vague idea about what uml_reserved means. This is ancient code - after a quick look through it, I think what is happening is this: Early in boot, there are both libc and kernel (bootmem) memory allocation

Re: [uml-devel] [UML] fix crash in block layer

2007-02-16 Thread Jason Lunz
On Thu, Feb 15, 2007 at 08:29:28PM +0100, Blaisorblade wrote: > The following could be a suggestion, if max_low_pfn is not used between the > old and the new moment of assignment (and it seems it is not). This is just > an idea however: > > mem_init: > > -max_low_pfn = ... > /*

Re: [uml-devel] [UML] fix crash in block layer

2007-02-16 Thread Blaisorblade
On Thursday 15 February 2007 18:09, Jeff Dike wrote: > On Thu, Feb 15, 2007 at 11:00:01AM -0500, Jason Lunz wrote: > > Permit lvm to create logical volumes without crashing UML. > > Thanks, this is in my tree. Hmm, this seems not a _correct_ fix - at least it will be buggy with high memory (which

Re: [uml-devel] [UML] fix crash in block layer

2007-02-15 Thread Jeff Dike
On Thu, Feb 15, 2007 at 11:00:01AM -0500, Jason Lunz wrote: > Permit lvm to create logical volumes without crashing UML. Thanks, this is in my tree. Jeff -- Work email - jdike at linux dot intel dot com ---