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From: =?utf-8?Q?Llu=C3=ADs_Vilanova?= <vilanova@ac.upc.edu>
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Date: Tue, 27 Dec 2016 20:07:17 +0100
In-Reply-To: <CAFEAcA9QHXR2obCYytP0RD9e=Tgzq_MaEhKK1nBfO0FveS+J6g@mail.gmail.com>
	(Peter Maydell's message of "Tue, 27 Dec 2016 15:53:05 +0000")
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Subject: Re: [Qemu-devel] [PATCH v3 2/6] queue: Add macro for incremental
 traversal
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <rth@twiddle.net>, QEMU Developers <qemu-devel@nongnu.org>, Peter Crosthwaite <crosthwaite.peter@gmail.com>

Peter Maydell writes:

> On 27 December 2016 at 15:37, Llu=C3=ADs Vilanova <vilanova@ac.upc.edu> w=
rote:
>> Adds macro QTAILQ_FOREACH_CONTINUE to support incremental list
>> traversal.
>>=20
>> Signed-off-by: Llu=C3=ADs Vilanova <vilanova@ac.upc.edu>
>> ---
>> include/qemu/queue.h |    5 +++++
>> 1 file changed, 5 insertions(+)
>>=20
>> diff --git a/include/qemu/queue.h b/include/qemu/queue.h
>> index 342073fb4d..0d709016f4 100644
>> --- a/include/qemu/queue.h
>> +++ b/include/qemu/queue.h
>> @@ -415,6 +415,11 @@ struct {                                           =
                     \
>> (var);                                                  \
>> (var) =3D ((var)->field.tqe_next))
>>=20
>> +#define QTAILQ_FOREACH_CONTINUE(var, field)                            =
 \
>> +        for ((var) =3D ((var)->field.tqe_next);                        =
   \
>> +                (var);                                                 =
 \
>> +                (var) =3D ((var)->field.tqe_next))
>> +
>> #define QTAILQ_FOREACH_SAFE(var, head, field, next_var)                 \
>> for ((var) =3D ((head)->tqh_first);                               \
>> (var) && ((next_var) =3D ((var)->field.tqe_next), 1);     \

> Could we have some documentation for the new macro, please?

Sure thing.

Lluis