Re: [patch V2 00/18] mm/highmem: Preemptible variant of kmap_atomic & friends

2020-10-31 Thread Arnd Bergmann
On Fri, Oct 30, 2020 at 11:46 PM Linus Torvalds wrote: > > On Fri, Oct 30, 2020 at 3:26 PM Thomas Gleixner wrote: > > > > While at it I might have a look at that debug request from Willy in the > > other end of this thread. Any comment on that? > > > > https://lore.kernel.org/r/87k0v7mrrd@na

Re: [patch V2 00/18] mm/highmem: Preemptible variant of kmap_atomic & friends

2020-10-31 Thread Christophe Leroy
There are also some users on 10+ year old 32-bit netbooks or business laptops, both x86 and Apple G4. The longest-lived 32-bit embedded systems with large memory (other than Arm) are probably NXP QorIQ P20xx/P40xx used in military VME bus systems, and low-end embedded systems based on Vortex86.

Re: [patch V2 00/18] mm/highmem: Preemptible variant of kmap_atomic & friends

2020-10-31 Thread Arnd Bergmann
On Sat, Oct 31, 2020 at 4:04 PM Christophe Leroy wrote: > > There are also some users on 10+ year old 32-bit netbooks or > > business laptops, both x86 and Apple G4. > > The longest-lived 32-bit embedded systems with large memory > > (other than Arm) are probably NXP QorIQ P20xx/P40xx used in > >