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SubjectRe: [PATCH 07/12] s390: cio: fix cio_irb declaration
On Mon, 8 Apr 2019, Arnd Bergmann wrote:
> clang points out that the declaration of cio_irb does not match the
> definition exactly, it is missing the alignment attribute:
>
> ../drivers/s390/cio/cio.c:50:1: warning: section does not match previous declaration [-Wsection]
> DEFINE_PER_CPU_ALIGNED(struct irb, cio_irb);
> ^
> ../include/linux/percpu-defs.h:150:2: note: expanded from macro 'DEFINE_PER_CPU_ALIGNED'
> DEFINE_PER_CPU_SECTION(type, name, PER_CPU_ALIGNED_SECTION) \
> ^
> ../include/linux/percpu-defs.h:93:9: note: expanded from macro 'DEFINE_PER_CPU_SECTION'
> extern __PCPU_ATTRS(sec) __typeof__(type) name; \
> ^
> ../include/linux/percpu-defs.h:49:26: note: expanded from macro '__PCPU_ATTRS'
> __percpu __attribute__((section(PER_CPU_BASE_SECTION sec))) \
> ^
> ../drivers/s390/cio/cio.h:118:1: note: previous attribute is here
> DECLARE_PER_CPU(struct irb, cio_irb);
> ^
> ../include/linux/percpu-defs.h:111:2: note: expanded from macro 'DECLARE_PER_CPU'
> DECLARE_PER_CPU_SECTION(type, name, "")
> ^
> ../include/linux/percpu-defs.h:87:9: note: expanded from macro 'DECLARE_PER_CPU_SECTION'
> extern __PCPU_ATTRS(sec) __typeof__(type) name
> ^
> ../include/linux/percpu-defs.h:49:26: note: expanded from macro '__PCPU_ATTRS'
> __percpu __attribute__((section(PER_CPU_BASE_SECTION sec))) \
> ^
> Use DECLARE_PER_CPU_ALIGNED() here, to make the two match.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Thanks for the patch! Applied.
Sebastian

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