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From: David Howells <dhowells@redhat.com>
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To: Arnd Bergmann <arnd@arndb.de>
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Subject: Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c
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Date: Thu, 17 Sep 2015 11:28:20 +0100
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Arnd Bergmann <arnd@arndb.de> wrote:

> That seems unlikely to work, so I suspect it gets a different definition.
> If it uses this definition and it does work, we can probably use
> 
> #if defined(__KERNEL__) && defined(CONFIG_HAVE_MIXED_BREAKPOINTS_REGS)
> 
> but that requires a comment explaining exactly why that works.

Are you suggesting wrapping the entire construct in this within the UAPI
header?

David