From: Sven Eckelmann <sven@narfation.org>
To: b.a.t.m.a.n@lists.open-mesh.org
Subject: Re: [B.A.T.M.A.N.] [next, v2, 01/11] batman-adv: Introduce compat-patches support
Date: Tue, 18 Oct 2016 13:34:29 +0200 [thread overview]
Message-ID: <1676579.6XHqyD8iXT@bentobox> (raw)
In-Reply-To: <20161009065738.8279-1-sven@narfation.org>
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On Sonntag, 9. Oktober 2016 08:57:28 CEST Sven Eckelmann wrote:
> compat-includes/compat.h can usually be used to solve compatibility
> problems with older kernels. This works well for functions, defines/enums
> and sometimes even structures that were introduced.
>
> But this can fail when structs changed. Some of these can be solved in
> crude ways but sometimes it is unavoidable to have a version specific code.
> Unfortunately, this kind of code is not acceptable in the kernel and thus
> the compat infrastructure of the external module has to do add it
> automatically before the source is compiled.
>
> This process works by creating a build directory which is prefilled with
> the source from net/batman-adv/. The patches from compat-patches/ will be
> applied on top of this copy and then the code is compiled.
>
> Signed-off-by: Sven Eckelmann <sven@narfation.org>
> ---
> v2:
> - no change
> ---
> .gitignore | 10 ++++------
> Makefile | 31 +++++++++++++++++++++++++++----
> compat-patches/README | 23 +++++++++++++++++++++++
> compat-sources/Makefile | 6 +++---
> 4 files changed, 57 insertions(+), 13 deletions(-)
> create mode 100644 compat-patches/README
Applied in 66ac14a09445b6066de6a8ae4382d8f981466ae3 [1].
Kind regards,
Sven
[1] https://git.open-mesh.org/batman-adv.git/commit/66ac14a09445b6066de6a8ae4382d8f981466ae3
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next prev parent reply other threads:[~2016-10-18 11:34 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-09 6:56 [B.A.T.M.A.N.] [PATCH v2 0/11] batman-adv: Support for complex compat patches Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH next v2 01/11] batman-adv: Introduce compat-patches support Sven Eckelmann
2016-10-18 11:34 ` Sven Eckelmann [this message]
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH next v2 02/11] batman-adv: Use simple script to patch minor compat problems Sven Eckelmann
2016-10-18 11:35 ` [B.A.T.M.A.N.] [next, v2, " Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH next v2 03/11] batman-adv: make netlink attributes const Sven Eckelmann
2016-10-18 11:36 ` [B.A.T.M.A.N.] [next, v2, " Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 04/11] batman-adv: Mark batadv_netlink_ops as const Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 05/11] batman-adv: Add support for coccinelle in compat-patches Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 06/11] batman-adv: compat: Port netlink port hack to coccinelle Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 07/11] batman-adv: compat: Move netlink const compat " Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 08/11] batman-adv: compat: Remove replacement script Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 09/11] batman-adv: compat: Replace IFF_NO_QUEUE with coccinelle Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 10/11] batman-adv: compat: Move get_link_net patch to coccinelle Sven Eckelmann
2016-10-09 6:57 ` [B.A.T.M.A.N.] [PATCH v2 11/11] batman-adv: compat: Move vid api wrapper " Sven Eckelmann
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