Hi all,
On Tue, 23 Jan 2024 12:52:27 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> After merging the vfs-brauner tree, today's linux-next build (powerpc
> allnoconfig) failed like this:
>
> In file included from <command-line>:
> In function 'i_size_read',
> inlined from '__iomap_dio_rw' at fs/iomap/direct-io.c:570:16:
> include/linux/compiler_types.h:435:45: error: call to '__compiletime_assert_229' declared with attribute error: Need native word sized stores/loads for atomicity.
> 435 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
> | ^
> include/linux/compiler_types.h:416:25: note: in definition of macro '__compiletime_assert'
> 416 | prefix ## suffix(); \
> | ^~~~~~
> include/linux/compiler_types.h:435:9: note: in expansion of macro '_compiletime_assert'
> 435 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
> | ^~~~~~~~~~~~~~~~~~~
> include/linux/compiler_types.h:438:9: note: in expansion of macro 'compiletime_assert'
> 438 | compiletime_assert(__native_word(t), \
> | ^~~~~~~~~~~~~~~~~~
> include/asm-generic/barrier.h:206:9: note: in expansion of macro 'compiletime_assert_atomic_type'
> 206 | compiletime_assert_atomic_type(*p); \
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/fs.h:911:16: note: in expansion of macro 'smp_load_acquire'
> 911 | return smp_load_acquire(&inode->i_size);
> | ^~~~~~~~~~~~~~~~
>
> Caused by commit
>
> 4bbd51d0f0ad ("fs: make the i_size_read/write helpers be smp_load_acquire/store_release()")
>
> I have used the vfs-brauner tree from next-20240122 for today.
Pending a better resolution, today I have reverted that commit and the
following one.
--
Cheers,
Stephen Rothwell
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