On Tue, Sep 15, 2020 at 08:06:59PM +0200, Michal Suchanek wrote: > This reverts commit 116ac378bb3ff844df333e7609e7604651a0db9d. > > This commit causes the kernel to oops and reboot when injecting a SLB > multihit which causes a MCE. > > Before this commit a SLB multihit was corrected by the kernel and the > system continued to operate normally. > > cc: stable@xxxxxxxxxxxxxxx > Fixes: 116ac378bb3f ("powerpc/64s: machine check interrupt update NMI accounting") > Signed-off-by: Michal Suchanek <msuchanek@xxxxxxx> Ever since 69ea03b56ed2 ("hardirq/nmi: Allow nested nmi_enter()") nmi_enter() supports nesting natively.