On Thu, Dec 10, 2015 at 1:58 PM, Tony Luck <tony.luck@xxxxxxxxx> 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. > 3) Only for x86_64 > 4) New code under CONFIG_MCE_KERNEL_RECOVERY > > Signed-off-by: Tony Luck <tony.luck@xxxxxxxxx> > --- > +#ifdef CONFIG_MCE_KERNEL_RECOVERY > +int fixup_mcexception(struct pt_regs *regs, u64 addr) > +{ > + const struct exception_table_entry *fixup; > + unsigned long new_ip; > + > + fixup = search_mcexception_tables(regs->ip); > + if (fixup) { > + new_ip = ex_fixup_addr(fixup); > + > + regs->ip = new_ip; > + regs->ax = BIT(63) | addr; Can this be an actual #define? --Andy -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>