On 2014年05月09日 03:44, Rafael J. Wysocki wrote:
> On Thursday, May 08, 2014 08:12:24 PM Stratos Karafotis wrote:
>> Hi all,
>
> Hi,
>
> Thanks for the report!
>
> This is caused by commit
>
> 0e23847d5ee4 ACPICA: Export acpi_buffer_to_resource symbol
>
> merged on top of the recent ACPICA material.
>
> Lv, Tianyu, care to take care of this?
Hi Rafael:
Just check commit 51e35823eb57 and find it also exports
acpi_buffer_to_resource symbol which commit 0e23847d5ee4 has already
done. I think you can drop commit 0e23847d5ee4 which only exports symbol
without any other changes.
>
>> There is a build failure in latest linux-pm bleeding-edge:
>>
>> In file included from include/linux/linkage.h:6:0,
>> from include/linux/kernel.h:6,
>> from include/acpi/platform/aclinux.h:64,
>> from include/acpi/platform/acenv.h:150,
>> from include/acpi/acpi.h:56,
>> from drivers/acpi/acpica/rscreate.c:44:
>> include/linux/export.h:59:20: error: redefinition of ‘__kstrtab_acpi_buffer_to_resource’
>> static const char __kstrtab_##sym[] \
>> ^
>> include/linux/export.h:69:2: note: in expansion of macro ‘__EXPORT_SYMBOL’
>> __EXPORT_SYMBOL(sym, "")
>> ^
>> include/acpi/platform/aclinux.h:110:37: note: in expansion of macro ‘EXPORT_SYMBOL’
>> #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
>> ^
>> drivers/acpi/acpica/rscreate.c:119:1: note: in expansion of macro ‘ACPI_EXPORT_SYMBOL’
>> ACPI_EXPORT_SYMBOL(acpi_buffer_to_resource)
>> ^
>> include/linux/export.h:59:20: note: previous definition of ‘__kstrtab_acpi_buffer_to_resource’ was here
>> static const char __kstrtab_##sym[] \
>> ^
>> include/linux/export.h:69:2: note: in expansion of macro ‘__EXPORT_SYMBOL’
>> __EXPORT_SYMBOL(sym, "")
>> ^
>> include/acpi/platform/aclinux.h:110:37: note: in expansion of macro ‘EXPORT_SYMBOL’
>> #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
>> ^
>> drivers/acpi/acpica/rscreate.c:117:1: note: in expansion of macro ‘ACPI_EXPORT_SYMBOL’
>> ACPI_EXPORT_SYMBOL(acpi_buffer_to_resource);
>> ^
>> include/linux/export.h:63:39: error: redefinition of ‘__ksymtab_acpi_buffer_to_resource’
>> __visible const struct kernel_symbol __ksymtab_##sym \
>> ^
>> include/linux/export.h:69:2: note: in expansion of macro ‘__EXPORT_SYMBOL’
>> __EXPORT_SYMBOL(sym, "")
>> ^
>> include/acpi/platform/aclinux.h:110:37: note: in expansion of macro ‘EXPORT_SYMBOL’
>> #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
>> ^
>> drivers/acpi/acpica/rscreate.c:119:1: note: in expansion of macro ‘ACPI_EXPORT_SYMBOL’
>> ACPI_EXPORT_SYMBOL(acpi_buffer_to_resource)
>> ^
>> include/linux/export.h:63:39: note: previous definition of ‘__ksymtab_acpi_buffer_to_resource’ was here
>> __visible const struct kernel_symbol __ksymtab_##sym \
>> ^
>> include/linux/export.h:69:2: note: in expansion of macro ‘__EXPORT_SYMBOL’
>> __EXPORT_SYMBOL(sym, "")
>> ^
>> include/acpi/platform/aclinux.h:110:37: note: in expansion of macro ‘EXPORT_SYMBOL’
>> #define ACPI_EXPORT_SYMBOL(symbol) EXPORT_SYMBOL(symbol);
>> ^
>> drivers/acpi/acpica/rscreate.c:117:1: note: in expansion of macro ‘ACPI_EXPORT_SYMBOL’
>> ACPI_EXPORT_SYMBOL(acpi_buffer_to_resource);
>> ^
>> make[3]: *** [drivers/acpi/acpica/rscreate.o] Error 1
>> make[2]: *** [drivers/acpi/acpica] Error 2
>> make[1]: *** [drivers/acpi] Error 2
>> make[1]: *** Waiting for unfinished jobs....
>> make: *** [drivers] Error 2
>>
>>
>> Reverting commit 51e35823eb57 ("ACPICA: Update acpi_buffer_to_resource interface"), build completes fine.
>>
>>
>> Thanks,
>> Stratos Karafotis
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>
--
Best regards
Tianyu Lan
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