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From: David Howells <dhowells@redhat.com>
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Subject: Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c
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To: Arnd Bergmann <arnd@arndb.de>
Cc: dave@sr71.net, Peter Zijlstra <peterz@infradead.org>, Frederic Weisbecker <fweisbec@gmail.com>, dhowells@redhat.com, jcmvbkbc@gmail.com, hpa@zytor.com, mingo@kernel.org, ast@plumgrid.com, aarcange@redhat.com, bhe@redhat.com, x86@kernel.org, tomi.valkeinen@ti.com, 3chas3@gmail.com, paulmck@linux.vnet.ibm.com, dyoung@redhat.com, vgoyal@redhat.com, aishchuk@linux.vnet.ibm.com, linux-arch@vger.kernel.org, jikos@kernel.org, plagnioj@jcrosoft.com, josh@joshtriplett.org, acme@kernel.org, mathieu.desnoyers@efficios.com, viro@zeniv.linux.org.uk, luto@kernel.org, tglx@linutronix.de, drysdale@google.com, chris@zankel.net, iulia.manda21@gmail.com, geoff@infradead.org, gregkh@linuxfoundation.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Palmer Dabbelt <palmer@dabbelt.com>, ebiederm@xmission.com, linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org, akpm@linux-foundation.org, davem@davemloft.net

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

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