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SubjectRe: [PATCH 1/2] x86/mm/kaiser: Remove unused user-mapped page-aligned section
On Mon, Nov 27, 2017 at 10:10:12PM -0600, Josh Poimboeuf wrote:
> The '.data..percpu..user_mapped..page_aligned' section isn't used
> anywhere. Remove it and its related macros.

With my patches:

arch/x86/events/intel/ds.c:DEFINE_PER_CPU_SHARED_ALIGNED_USER_MAPPED(struct debug_store, cpu_debug_store);

is the only user left of any of that.

I suppose we could just allocate a whole page for that and use
kaiser_add_mapping() for it. Then we can remove all of

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