Re: [patch V4 0/8] mm/highmem: Preemptible variant of kmap_atomic & friends

2020-11-24 Thread Peter Zijlstra
On Wed, Nov 18, 2020 at 08:48:38PM +0100, Thomas Gleixner wrote: > Documentation/driver-api/io-mapping.rst | 74 +++ > arch/x86/Kconfig|1 > arch/x86/include/asm/fixmap.h | 12 ++- > arch/x86/include/asm/pgtable_64_types.h |6 + >

[patch V4 0/8] mm/highmem: Preemptible variant of kmap_atomic & friends

2020-11-18 Thread Thomas Gleixner
This is the outstanding set of patches for the preemptible kmap_*() implementation. The previous version is here: https://lore.kernel.org/r/20201103092712.714480...@linutronix.de The following changes come with it: - Better debugging for kmap* by enforcing the temporary mappings even for