From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gilad Ben-Yossef Subject: [PATCHv4 3/7] Add dst_feature to query route entry features Date: Wed, 28 Oct 2009 16:15:23 +0200 Message-ID: <1256739327-11576-4-git-send-email-gilad@codefidence.com> References: <1256739327-11576-1-git-send-email-gilad@codefidence.com> Cc: ori@comsleep.com To: netdev@vger.kernel.org Return-path: Received: from xenbox.codefidence.com ([92.48.73.16]:58555 "EHLO xenbox.codefidence.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753923AbZJ1OPc (ORCPT ); Wed, 28 Oct 2009 10:15:32 -0400 In-Reply-To: <1256739327-11576-1-git-send-email-gilad@codefidence.com> Sender: netdev-owner@vger.kernel.org List-ID: Adding an accessor to existing dst_entry feautres field and refactor the only supported feature (allfrag) to use it. Signed-off-by: Gilad Ben-Yossef Sigend-off-by: Ori Finkelman Sigend-off-by: Yony Amit --- include/net/dst.h | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/include/net/dst.h b/include/net/dst.h index 5a900dd..b562be3 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -111,6 +111,12 @@ dst_metric(const struct dst_entry *dst, int metric) return dst->metrics[metric-1]; } +static inline u32 +dst_feature(const struct dst_entry *dst, u32 feature) +{ + return dst_metric(dst, RTAX_FEATURES) & feature; +} + static inline u32 dst_mtu(const struct dst_entry *dst) { u32 mtu = dst_metric(dst, RTAX_MTU); @@ -136,7 +142,7 @@ static inline void set_dst_metric_rtt(struct dst_entry *dst, int metric, static inline u32 dst_allfrag(const struct dst_entry *dst) { - int ret = dst_metric(dst, RTAX_FEATURES) & RTAX_FEATURE_ALLFRAG; + int ret = dst_feature(dst, RTAX_FEATURE_ALLFRAG); /* Yes, _exactly_. This is paranoia. */ barrier(); return ret; -- 1.5.6.3