Messages in this thread | | | Date | Thu, 17 Jun 2021 15:04:17 +0200 | From | Andrew Lunn <> | Subject | Re: [PATCH V2 net-next 0/2] net: fec: fix TX bandwidth fluctuations |
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On Thu, Jun 17, 2021 at 11:40:58AM +0000, Joakim Zhang wrote: > > Hi Andrew, > > > -----Original Message----- > > From: Andrew Lunn <andrew@lunn.ch> > > Sent: 2021年6月16日 21:06 > > To: Joakim Zhang <qiangqing.zhang@nxp.com> > > Cc: David Miller <davem@davemloft.net>; kuba@kernel.org; > > frieder.schrempf@kontron.de; netdev@vger.kernel.org; > > linux-kernel@vger.kernel.org > > Subject: Re: [PATCH V2 net-next 0/2] net: fec: fix TX bandwidth fluctuations > > > > > I try below build options, also can't reproduce this issue, so really don't know > > how to fix it. > > > > > > make ARCH=arm64 distclean > > > make ARCH=arm64 allmodconfig > > > make -j8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- W=1 / make -j8 > > ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- W=2 / make -j8 > > ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- W=3 > > > > > > I saw many unrelated warnings... > > > > Then it could be sparse. Install sparse and use C=1. > > After applying the patch #2, I tried to use C=1 yesterday, I double check it today, still no warnings. Anything I missing? > > $ make -j8 ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- W=1,C=1 > CALL scripts/atomic/check-atomics.sh > CALL scripts/checksyscalls.sh > CHK include/generated/compile.h > CHK kernel/kheaders_data.tar.xz > CC [M] drivers/net/ethernet/freescale/fec_main.o > LD [M] drivers/net/ethernet/freescale/fec.o > MODPOST modules-only.symvers > GEN Module.symvers > CC [M] drivers/net/ethernet/freescale/fec.mod.o > LD [M] drivers/net/ethernet/freescale/fec.ko > > Best Regards, > Joakim Zhang > > Andrew
If you look at https://patchwork.hopto.org/static/nipa/498729/12315211/build_32bit/stdout
you see:
Kernel: arch/x86/boot/bzImage is ready (#9396)
So it is building for 32 bit x86. So try
make -j8 ARCH=i386 W=1 C=1
Assuming your host is an x86 machine.
Andrew
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