Re: [Xen-devel] [PATCH] x86: move both exception tables into .rodata

2016-03-14 Thread Andrew Cooper
On 14/03/16 15:15, Jan Beulich wrote: > While they are being written during early boot (when sorting them), > that writing takes place before we actually start fiddling with page > table permissions, so these tables can benefit from getting write > protected just like ordinary r/o data does (for no

[Xen-devel] [PATCH] x86: move both exception tables into .rodata

2016-03-14 Thread Jan Beulich
While they are being written during early boot (when sorting them), that writing takes place before we actually start fiddling with page table permissions, so these tables can benefit from getting write protected just like ordinary r/o data does (for now only when using 2M mappings). Signed-off-by