Messages in this thread | | | Date | Sun, 26 Apr 2020 23:25:00 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 4/5] arch/kmap_atomic: Consolidate duplicate code |
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On Sun, Apr 26, 2020 at 06:16:30PM -0700, Ira Weiny wrote: > > That might require to support > > kmap_atomic_prot everywhere first, which sounds like a really good > > idea anyway, and would avoid the need for strange workaround in drm. > > Having a kmap_atomic_prot() seems like a good idea. But I'm not exactly sure > why CONFIG_x86 is being called out specifically in the DRM code?
Probably because it only existed on x86 back then. And drm has a tendency of working around core problems with hacks instead of doing the fairly easy fixups.
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