Hi Andrew, > -----Original Message----- > From: Andrew Cooper <[email protected]> > > (If it will not cause too much time of digging, would you mind adding a > > "Fixes:" tag pointing to the original commit that missing this > > ` vcpu_has_nscb()` check when you do the committing? I think this would > > help to identify this patch as a bugfix so it is more reasonable to commit > > this patch in current phase. But if too much trouble or you think this is > > not really a fix then just ignore my comment...) > > There isn't really an appropriate Fixes tag. > > This CPUID bit is one I managed to get AMD to retroactively add to fix > an enumeration problem they had no anticipated when making a change in > Zen2. > > i.e. the CPUID bit did not exist at the point at which the code, > modified in this patch, was written.
Oh, thanks for the clarification! Then please just ignore my comments, sorry for the noise. Kind regards, Henry > > ~Andrew
