On Tue, Mar 20, 2018 at 11:19:39PM +0000, Ben Hutchings wrote: > On Sun, 2018-03-18 at 11:14 +0100, Greg Kroah-Hartman wrote: > > On Fri, Mar 16, 2018 at 04:55:37PM -0600, Jerry Hoemann wrote: > > > > > > Greg, > > > > > > Sorry, if I'm missing something, but I see 3 patches for > > > hpwdt queued up for 4.4: > > > > > > queue-4.4/watchdog-hpwdt-fix-unused-variable-warning.patch > > > queue-4.4/watchdog-hpwdt-smbios-check.patch > > > queue-4.4/watchdog-hpwdt-check-source-of-nmi.patch > > > > > > > > > Shouldn't there also be a 4.4 patch for > > > > > > commit 2b3d89b402b085b08498e896c65267a145bed486 > > > watchdog: hpwdt: Remove legacy NMI sourcing. > > > > > > As there was for 4.15, 4.14, and 4.9? > > > > It does not apply to the 4.4.y kernel branch. If you feel it should be > > there, please provide a working backport. > > > > > commit 2b3d89b40 is the Spectre related patch. > > > > If you look closely, not many Spectre-related patches are merged into > > 4.4.y as no one has taken the time to do the backporting. I thought > > someone was working on this, but odds are they just moved to 4.9.y or > > 4.14.y as everyone really should if they care about these issues with > > their platforms. > > > > So if you care about Spectre, I strongly recommend using 4.14.y or > > newer. > > I think you have most of the Spectre stuff aside from microcode > supported fixes. These are still missing on the 4.4 branch though: > > 8fa80c503b48 nospec: Move array_index_nospec() parameter checking into > separate macro > 1d91c1d2c80c nospec: Kill array_index_nospec_mask_check() > > I think there may also be some extra uaccess functions that didn't get > the nospec treatment.
I'm sure there are :( I've queued up these 2 patches now, thanks. greg k-h