Re: [Qemu-devel] [RFC 2/5] Add new TLB_EXCL flag

2015-05-11 Thread alvise rigo
Hi Richard, Thank you for looking at this. Some comments below. On Thu, May 7, 2015 at 7:25 PM, Richard Henderson wrote: > > On 05/06/2015 08:38 AM, Alvise Rigo wrote: > > Add a new flag for the TLB entries to force all the accesses made to a > > page to follow the slow-path. > > > > Mark the ac

Re: [Qemu-devel] [RFC 2/5] Add new TLB_EXCL flag

2015-05-07 Thread Richard Henderson
On 05/06/2015 08:38 AM, Alvise Rigo wrote: > Add a new flag for the TLB entries to force all the accesses made to a > page to follow the slow-path. > > Mark the accessed page as dirty to invalidate any pending operation of > LL/SC. > > Suggested-by: Jani Kokkonen > Suggested-by: Claudio Fontana

[Qemu-devel] [RFC 2/5] Add new TLB_EXCL flag

2015-05-06 Thread Alvise Rigo
Add a new flag for the TLB entries to force all the accesses made to a page to follow the slow-path. Mark the accessed page as dirty to invalidate any pending operation of LL/SC. Suggested-by: Jani Kokkonen Suggested-by: Claudio Fontana Signed-off-by: Alvise Rigo --- cputlb.c |