> From: Andrew Cooper [mailto:[email protected]] > Sent: Saturday, February 23, 2019 3:13 AM > > iremap_maddr and qinval_maddr point to the base of a block of contiguous > RAM, > allocated by the driver, holding the Interrupt Remapping table, and the > Queued > Invalidation ring. > > Despite their name, they are actually the values of the hardware register, > including control metadata in the lower 12 bits. While uses of these fields > do appear to correctly shift out the metadata, this is very subtle behaviour > and confusing to follow. > > Nothing uses the metadata, so make the fields actually point at the base of > the relevant tables. > > Signed-off-by: Andrew Cooper <[email protected]> > Reviewed-by: Jan Beulich <[email protected]>
Good catch! Acked-by: Kevin Tian <[email protected]> _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
