Messages in this thread | | | Date | Thu, 8 Apr 2021 15:36:31 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH 4/4] x86/mce: Avoid infinite loop for copy from user recovery |
| |
On Thu, Mar 25, 2021 at 05:02:35PM -0700, Tony Luck wrote: ... > Expected worst case is two machine checks before moving on (e.g. one user > access with page faults disabled, then a repeat to the same addrsss with > page faults enabled). Just in case there is some code that loops forever > enforce a limit of 10. > > Signed-off-by: Tony Luck <tony.luck@intel.com> > --- > arch/x86/kernel/cpu/mce/core.c | 40 ++++++++++++++++++++++++++-------- > include/linux/sched.h | 1 + > 2 files changed, 32 insertions(+), 9 deletions(-)
What I'm still unclear on, does this new version address that "mysterious" hang or panic which the validation team triggered or you haven't checked yet?
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
| |