Buildresult: powerpc-next/arm64-defconfig/arm64-gcc5 built on Oct 13 2019, 23:28
kisskb
Revisions
|
Branches
|
Compilers
|
Configs
|
Build Results
|
Build Failures
|
Status:
OK
Date/Time:
Oct 13 2019, 23:28
Duration:
0:02:43.049826
Builder:
ka4
Revision:
powerpc/pseries: Mark accumulate_stolen_time() as notrace (
7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3)
Target:
powerpc-next/arm64-defconfig/arm64-gcc5
Branch:
powerpc-next
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 (3)
drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized] include/linux/kernel.h:37:33: warning: 'clone_src_i_size' 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 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3^{commit} 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 already have revision, skipping fetch # git checkout -q -f -B kisskb 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # git clean -qxdf # < git log -1 # commit 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # Author: Michael Ellerman <mpe@ellerman.id.au> # Date: Sun Oct 13 21:23:51 2019 +1100 # # powerpc/pseries: Mark accumulate_stolen_time() as notrace # # accumulate_stolen_time() is called prior to interrupt state being # reconciled, which can trip the warning in arch_local_irq_restore(): # # WARNING: CPU: 5 PID: 1017 at arch/powerpc/kernel/irq.c:258 .arch_local_irq_restore+0x9c/0x130 # ... # NIP .arch_local_irq_restore+0x9c/0x130 # LR .rb_start_commit+0x38/0x80 # Call Trace: # .ring_buffer_lock_reserve+0xe4/0x620 # .trace_function+0x44/0x210 # .function_trace_call+0x148/0x170 # .ftrace_ops_no_ops+0x180/0x1d0 # ftrace_call+0x4/0x8 # .accumulate_stolen_time+0x1c/0xb0 # decrementer_common+0x124/0x160 # # For now just mark it as notrace. We may change the ordering to call it # after interrupt state has been reconciled, but that is a larger # change. # # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /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 7a9f8064b8cbaa367b4520e839fd6d61be8eaeb3 # < make -s -j 120 ARCH=arm64 O=/kisskb/build/powerpc-next_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/powerpc-next_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 arch/arm64/Makefile:62: CROSS_COMPILE_COMPAT not defined or empty, the compat vDSO will not be built /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/list.h:9:0, from /kisskb/src/include/linux/wait.h:7, from /kisskb/src/include/linux/wait_bit.h:8, from /kisskb/src/include/linux/fs.h:6, from /kisskb/src/fs/btrfs/send.c:7: /kisskb/src/fs/btrfs/send.c: In function 'process_extent': /kisskb/src/include/linux/kernel.h:37:33: warning: 'clone_src_i_size' may be used uninitialized in this function [-Wmaybe-uninitialized] #define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) ^ /kisskb/src/fs/btrfs/send.c:5088:6: note: 'clone_src_i_size' was declared here u64 clone_src_i_size; ^ 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/powerpc-next_arm64-defconfig_arm64-gcc5.4 # Build took: 0:02:43.049826
© Michael Ellerman 2006-2018.