Buildresult: kbuild/arm64-defconfig/arm64-gcc5 built on Nov 12 2019, 00:07

kisskb

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Status:	OK
Date/Time:	Nov 12 2019, 00:07
Duration:	0:02:43.584246
Builder:	ka4
Revision:	kbuild: tell sparse about the $ARCH (`edd4d23d290772d75891f7cf35eb6bb66f2e4fe5)`
Target:	kbuild/arm64-defconfig/arm64-gcc5
Branch:	kbuild
Compiler:	arm64-gcc5 (aarch64-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0 / GNU ld (GNU Binutils) 2.25.1)
Config:	defconfig (download)
Log:	Download original Possible warnings (2) drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] include/linux/spinlock.h:288:3: warning: 'flags' may be used uninitialized in this function [-Wmaybe-uninitialized] Full Log # git rev-parse -q --verify edd4d23d290772d75891f7cf35eb6bb66f2e4fe5^{commit} edd4d23d290772d75891f7cf35eb6bb66f2e4fe5 already have revision, skipping fetch # git checkout -q -f -B kisskb edd4d23d290772d75891f7cf35eb6bb66f2e4fe5 # git clean -qxdf # < git log -1 # commit edd4d23d290772d75891f7cf35eb6bb66f2e4fe5 # Author: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> # Date: Sat Nov 9 13:12:16 2019 +0100 # # kbuild: tell sparse about the $ARCH # # Sparse uses the same executable for all archs and uses flags # like -m64, -mbig-endian or -D__arm__ for arch-specific parameters. # But Sparse also uses value from the host machine used to build # Sparse as default value for the target machine. # # This works, of course, well for native build but can create # problems when cross-compiling, like defining both '__i386__' # and '__arm__' when cross-compiling for arm on a x86-64 machine. # # Fix this by explicitely telling sparse the target architecture. # # Reported-by: Ben Dooks <ben.dooks@codethink.co.uk> # Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> # Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version # < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version # < git log --format=%s --max-count=1 edd4d23d290772d75891f7cf35eb6bb66f2e4fe5 # < make -s -j 120 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- defconfig # make -s -j 120 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux- arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum arch/arm64/Makefile:38: LSE atomics not supported by binutils /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr': /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] pd->msg->buf[real_pos] = data; ^ /kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:372:16: note: 'data' was declared here unsigned char data; ^ In file included from /kisskb/src/include/linux/rwsem.h:16:0, from /kisskb/src/include/linux/notifier.h:15, from /kisskb/src/include/linux/clk.h:14, from /kisskb/src/drivers/tty/serial/sh-sci.c:24: /kisskb/src/drivers/tty/serial/sh-sci.c: In function 'sci_dma_rx_submit': /kisskb/src/include/linux/spinlock.h:288:3: warning: 'flags' may be used uninitialized in this function [-Wmaybe-uninitialized] _raw_spin_unlock_irqrestore(lock, flags); \ ^ /kisskb/src/drivers/tty/serial/sh-sci.c:1351:16: note: 'flags' was declared here unsigned long flags; ^ Completed OK # rm -rf /kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 # Build took: 0:02:43.584246

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