[uml-devel] Re: Running uml on 2.6.16.x kernels

2006-04-25 Thread Jeff Dike
On Mon, Apr 24, 2006 at 10:37:51PM +0200, Blaisorblade wrote: > I can't run a 64 bit UML on a 2.6.16.9 kernel. I get constantly this error > with various binaries, some of which I'm sure worked on 2.6.15 host (I'm > going to retest): > > VFS: Mounted root (ext3 filesystem) readonly. > Warning: u

Re: [uml-devel] Re: [RFC] PATCH 3/4 - Time virtualization : PTRACE_SYSCALL_MASK

2006-04-25 Thread Jeff Dike
On Sat, Apr 22, 2006 at 09:06:10AM +0200, Heiko Carstens wrote: > > The flags could be: > > > > MASK_DEFAULT_TRACE (set the default to 1 for remaining bits) > > MASK_DEFAULT_IGNORE (set the default to 0 for remaining bits) > > MASK_STRICT_VERIFY (return -EINVAL for bits exceeding NR_syscalls and s

Re: [uml-devel] [RFC] PATCH 3/4 - Time virtualization : PTRACE_SYSCALL_MASK

2006-04-25 Thread Jeff Dike
On Fri, Apr 21, 2006 at 08:34:52PM +0200, Blaisorblade wrote: > > #define PTRACE_GET_THREAD_AREA25 > > #define PTRACE_SET_THREAD_AREA26 > > +#define PTRACE_SYSCALL_MASK 27 > > I think there could be a reason we skipped that for SYSEMU - that's to see. > Also, if this capability

Re: [uml-devel] Re: [RFC] PATCH 3/4 - Time virtualization : PTRACE_SYSCALL_MASK

2006-04-25 Thread Jeff Dike
On Thu, Apr 20, 2006 at 04:17:28PM +0200, Bodo Stroesser wrote: > Shouldn't 'len' better be the number of bits in the mask than the number of > chars? Yup. > OTOH, I think UML shouldn't send the entire mask, but relevant part only. > The missing end is filled with 0xff by host anyway. So it wou

Re: [uml-devel] [PATCH] uml: problem with 2G/2G host address space

2006-04-25 Thread Jeff Dike
On Wed, Apr 19, 2006 at 11:52:00AM +0200, Blaisorblade wrote: > Jeff, for now please merge a band-aid patch (and also add an option > to support 1G/3G, while at it). OK, do you have such a patch handy? I know I saw one go by, but some grepping didn't turn it up. J

Re: [uml-devel] [PATCH] uml: problem with 2G/2G host address space

2006-04-25 Thread Jeff Dike
On Tue, Apr 25, 2006 at 04:19:22PM -0400, Jeff Dike wrote: > OK, do you have such a patch handy? I know I saw one go by, but some > grepping didn't turn it up. Nevermind, I found it - it was the start of this thread. Jeff

[uml-devel] [RFC][PATCH] Converting mconsole to SOCK_STREAM

2006-04-25 Thread Erik Walthinsen
We (Vcolo.com, formerly pdxcolo.net) have been running with a variation on the attached patch from day one. I figure it's probably time to see if it should be included in the main distribution finally, especially since the API has now changed enough that moving it to 2.6.16 is going to get inte

[uml-devel] Just published - "User Mode Linux"; the definitive book on UML

2006-04-25 Thread William Stearns
Good evening, all, Jeff's too modest to announce it, so I will. :-) /me ducks Jeff spent a good portion of the last year putting together an excellent text on UML. While those of us on these lists are certainly comfortable with basic operation, the book covers that and goes well bey