Messages in this thread | | | From | Andy Lutomirski <> | Date | Thu, 12 Nov 2015 12:04:36 -0800 | Subject | Re: [PATCH 1/3] x86, ras: Add new infrastructure for machine check fixup tables |
| |
On Thu, Nov 12, 2015 at 11:44 AM, Luck, Tony <tony.luck@intel.com> wrote: > On Wed, Nov 11, 2015 at 08:14:56PM -0800, Andy Lutomirski wrote: >> On 11/06/2015 12:57 PM, Tony Luck wrote: >> >Copy the existing page fault fixup mechanisms to create a new table >> >to be used when fixing machine checks. Note: >> >1) At this time we only provide a macro to annotate assembly code >> >2) We assume all fixups will in code builtin to the kernel. >> >> Shouldn't the first step be to fixup failures during user memory access? > > We already have code to recover from machine checks encountered > while the processor is executing ring3 code.
I meant failures during copy_from_user, copy_to_user, etc.
--Andy
| |