Re: stable-rc: 5.4: cgroup.c:2404:2: error: implicit declaration of function 'cpus_read_lock' [-Werror,-Wimplicit-function-declaration]

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On Tue, Sep 13, 2022 at 04:48:44PM +0530, Naresh Kamboju wrote:
On stable-rc 5.4 arm and arm64 builds failed due to following errors / warnings.

kernel/cgroup/cgroup.c:2404:2: error: implicit declaration of function
'cpus_read_lock' [-Werror,-Wimplicit-function-declaration]
       cpus_read_lock();
       ^
kernel/cgroup/cgroup.c:2404:2: note: did you mean 'cpuset_read_lock'?
include/linux/cpuset.h:58:13: note: 'cpuset_read_lock' declared here
extern void cpuset_read_lock(void);
           ^
kernel/cgroup/cgroup.c:2417:2: error: implicit declaration of function
'cpus_read_unlock' [-Werror,-Wimplicit-function-declaration]
       cpus_read_unlock();
       ^
kernel/cgroup/cgroup.c:2417:2: note: did you mean 'cpuset_read_unlock'?
include/linux/cpuset.h:59:13: note: 'cpuset_read_unlock' declared here
extern void cpuset_read_unlock(void);
           ^
2 errors generated.

drivers/gpu/drm/drm_lock.c:363:6: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
        */     mutex_lock(&dev->struct_mutex);
               ^
drivers/gpu/drm/drm_lock.c:357:2: note: previous statement is here
       if (!drm_core_check_feature(dev, DRIVER_LEGACY))
       ^
1 warning generated.

Build link:
- https://builds.tuxbuild.com/2EfrNYbejRQczhhqndawRkHARHZ/


Steps to reproduce:
-------------------
# To install tuxmake on your system globally:
# sudo pip3 install -U tuxmake
#

tuxmake --runtime podman --target-arch arm64 --toolchain clang-nightly
--kconfig defconfig LLVM=1 LLVM_IAS=1

Hm, I can't reproduce this one, (and can't install tuxmake on the work
machine). What's the actual config that you end up using here?

--
Thanks,
Sasha



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