Re: [Qemu-devel] qemu ARM host support likely to be broken in 1.0

2011-11-04 Thread Peter Maydell
On 4 November 2011 07:53, Paolo Bonzini wrote: > On 11/04/2011 02:52 AM, Peter Maydell wrote: >> >>  * the fixed address we mmap the code gen buffer to in system >> mode tends to overlap the libc heap (at least on Ubuntu oneiric); >> when this happens you typically get a sysmalloc abort > > Let's

Re: [Qemu-devel] qemu ARM host support likely to be broken in 1.0

2011-11-04 Thread Paolo Bonzini
On 11/04/2011 02:52 AM, Peter Maydell wrote: * the fixed address we mmap the code gen buffer to in system mode tends to overlap the libc heap (at least on Ubuntu oneiric); when this happens you typically get a sysmalloc abort Let's change this to use the .bss code gen buffer. We can make it

[Qemu-devel] qemu ARM host support likely to be broken in 1.0

2011-11-03 Thread Peter Maydell
This is just a quick email to summarise a discussion on IRC. QEMU on ARM hosts (not ARM guests!) is currently broken in at least the following ways: * configure will select the ucontext coroutine implementation but on ARM makecontext returns ENOSYS and we will abort() on startup * the fixed addr