Re: [Qemu-devel] [PATCH] PPC: Fix sync instructions problem in SMP

2011-08-09 Thread Alexander Graf
On 08/04/2011 12:34 PM, Elie Richa wrote: bump. Anybody have opinions on this? I can provide a more thorough explanation of the problem if needed. I wrote the test case in Ada for an MPC8641D processor (2 e600 cores) on a board that is not yet submitted to the list, therefore I cannot

Re: [Qemu-devel] [PATCH] PPC: Fix sync instructions problem in SMP

2011-08-04 Thread Elie Richa
bump. Anybody have opinions on this? I can provide a more thorough explanation of the problem if needed. I wrote the test case in Ada for an MPC8641D processor (2 e600 cores) on a board that is not yet submitted to the list, therefore I cannot provide a ready to run binary. I can submit my

[Qemu-devel] [PATCH] PPC: Fix sync instructions problem in SMP

2011-07-22 Thread Elie Richa
In the current emulation of the load-and-reserve (lwarx) and store-conditional (stwcx.) instructions, the internal reservation mechanism is taken into account, however each CPU has its own reservation information and this information is not synchronized between CPUs to perform proper