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From: Neil Horman <nhorman@tuxdriver.com>
To: Lyn M <netinal7@gmail.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] l3fwd error, port 0 is not present on the board
Date: Wed, 31 Dec 2014 23:00:32 -0500
Message-ID: <20150101040032.GA11645@hmsreliant.think-freely.org> (raw)
In-Reply-To: <20150101033744.GA8149@localhost.localdomain>

On Wed, Dec 31, 2014 at 10:37:45PM -0500, Neil Horman wrote:
> On Wed, Dec 31, 2014 at 10:50:10AM -0600, Lyn M wrote:
> > Neil,
> > When I build DPDK 1.8.0 with the default value CONFIG_RTE_BUILD_COMBINE_LIBS=n,
> > I am able to run the testpmd successfully.  So, that does appear to be the
> > culprit.
> > The objdump -t output for testpmd (with COMBINE_LIBS=n and COMBINE_LIBS=y)
> > files are here:
> > https://www.dropbox.com/sh/6os9yfn22jjcnmy/AAAjEV3u06XQ1t3UXdWcgru0a?dl=0
> > 
> > Thanks,
> > Lyn
> > 
> I see the problem.  none of the constructors are included in the l3fwd app.  I
> think you might need 174572477028b7f04700389e38f87d2ba01a0adc.  Its also
> possible something else has gone wrong withthe COMBINE_LIBS option.  Try
> building with the head of the tree, and if that doesn't fix it, we can start
> debugging in earnest.
> Neil

Found the problem.  Please try this patch


diff --git a/mk/rte.app.mk b/mk/rte.app.mk
index e1a0dbf..40afb2c 100644
--- a/mk/rte.app.mk
+++ b/mk/rte.app.mk
@@ -61,6 +61,10 @@ ifeq ($(NO_AUTOLIBS),)
 
 LDLIBS += --whole-archive
 
+ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
+LDLIBS += -l$(RTE_LIBNAME)
+endif
+
 ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),n)
 
 ifeq ($(CONFIG_RTE_LIBRTE_DISTRIBUTOR),y)
@@ -251,10 +255,6 @@ build: _postbuild
 
 exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
 
-ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
-LDLIBS += -l$(RTE_LIBNAME)
-endif
-
 ifeq ($(LINK_USING_CC),1)
 override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
 O_TO_EXE = $(CC) $(CFLAGS) $(LDFLAGS_$(@)) \

  reply	other threads:[~2015-01-01  4:00 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-29 20:18 Lyn M
2014-12-29 21:02 ` Neil Horman
2014-12-30 18:54   ` Lyn M
2014-12-30 21:24     ` Neil Horman
2014-12-31 14:18       ` Lyn M
2014-12-31 14:48         ` Neil Horman
2014-12-31 16:50           ` Lyn M
2015-01-01  3:37             ` Neil Horman
2015-01-01  4:00               ` Neil Horman [this message]
2015-01-02 15:07                 ` Lyn M
2015-01-02 19:54                   ` Neil Horman
2015-01-04  3:50                   ` Qiu, Michael
2015-01-06  9:02                   ` Thomas Monjalon
2015-01-06  9:41                     ` Bruce Richardson

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