From: Jan Viktorin <viktorin@rehivetech.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] igb_uio: fix missing include of slab.h
Date: Mon, 27 Jul 2015 13:16:49 +0200 [thread overview]
Message-ID: <20150727131649.407f968a@pcviktorin.fit.vutbr.cz> (raw)
In-Reply-To: <2309703.xDBbXC0Ccl@xps13>
Hello Thomas,
I am building in a slightly non-standard way, because I tried to integrate DPDK into Buildroot system.
The problem is with kzalloc and kfree which are undefined in the igb_uio driver. I do not use that
driver, however, it has failed to build. See below:
/usr/bin/make -j5 -C /home/jviki/Projects/buildroot-dpdk-zedboard/build/build/linux-xilinx-v2015.1 HOSTCC="/usr/bin/gcc" HOSTCFLAGS="" ARCH=arm INSTALL_MOD_PATH=/home/jviki/Projects/buildroot-dpdk-zedboard/build/target CROSS_COMPILE=" /home/jviki/Projects/buildroot-dpdk-zedboard/build/host/usr/bin/arm-none-linux-gnueabi-" DEPMOD=/home/jviki/Projects/buildroot-dpdk-zedboard/build/host/sbin/depmod LOADADDR="0x8000" RTE_SDK=/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1 RTE_TARGET=arm-armv7-a-linuxapp-gcc RTE_SRCDIR=/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1 CROSS=/home/jviki/Projects/buildroot-dpdk-zedboard/build/host/usr/bin/arm-none-linux-gnueabi- M=/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio
LD /home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/built-in.o
CC [M] /home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.o
/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.c: In function 'igbuio_pci_probe':
/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.c:440:2: error: implicit declaration of function 'kzalloc' [-Werror=implicit-function-declaration]
udev = kzalloc(sizeof(struct rte_uio_pci_dev), GFP_KERNEL);
^
/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.c:440:7: error: assignment makes pointer from integer without a cast [-Werror]
udev = kzalloc(sizeof(struct rte_uio_pci_dev), GFP_KERNEL);
^
/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.c:557:2: error: implicit declaration of function 'kfree' [-Werror=implicit-function-declaration]
kfree(udev);
^
cc1: all warnings being treated as errors
scripts/Makefile.build:263: recipe for target '/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.o' failed
make[3]: *** [/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio/igb_uio.o] Error 1
Makefile:1381: recipe for target '_module_/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio' failed
make[2]: *** [_module_/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/lib/librte_eal/linuxapp/igb_uio] Error 2
package/pkg-generic.mk:156: recipe for target '/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/.stamp_built' failed
make[1]: *** [/home/jviki/Projects/buildroot-dpdk-zedboard/build/build/dpdk-2.1.0-rc1/.stamp_built] Error 2
Makefile:16: recipe for target '_all' failed
make: *** [_all] Error 2
Regards
Jan
On Mon, 27 Jul 2015 00:31:41 +0200
Thomas Monjalon <thomas.monjalon@6wind.com> wrote:
> 2015-07-24 19:11, Jan Viktorin:
> > The missing header prevents to build with linux v3.18.
>
> Please could you give more details of why build is broken?
> What is the error message?
> I don't remember having seen such issue.
>
> Thanks
--
Jan Viktorin E-mail: Viktorin@RehiveTech.com
System Architect Web: www.RehiveTech.com
RehiveTech
Brno, Czech Republic
next prev parent reply other threads:[~2015-07-27 11:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-24 17:11 Jan Viktorin
2015-07-26 22:31 ` Thomas Monjalon
2015-07-27 11:16 ` Jan Viktorin [this message]
2015-07-27 13:02 ` Thomas Monjalon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20150727131649.407f968a@pcviktorin.fit.vutbr.cz \
--to=viktorin@rehivetech.com \
--cc=dev@dpdk.org \
--cc=thomas.monjalon@6wind.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).