* arm64 non-SMP build error in latest upstream kernel
@ 2014-10-09 21:34 Guenter Roeck
2014-10-09 21:43 ` Arnd Bergmann
0 siblings, 1 reply; 2+ messages in thread
From: Guenter Roeck @ 2014-10-09 21:34 UTC (permalink / raw)
To: linux-arm-kernel
Configuration: arm64 defconfig, -SMP
Error:
In file included from ./arch/arm64/include/asm/irq_work.h:4:0,
from include/linux/irq_work.h:46,
from include/linux/perf_event.h:49,
from include/linux/hw_breakpoint.h:4,
from arch/arm64/kernel/process.c:43:
./arch/arm64/include/asm/smp.h:24:3: error: #error "<asm/smp.h> included in non-SMP build"
# error "<asm/smp.h> included in non-SMP build"
^
./arch/arm64/include/asm/smp.h:27:0: warning: "raw_smp_processor_id" redefined [enabled by default]
#define raw_smp_processor_id() (current_thread_info()->cpu)
^
In file included from include/linux/sched.h:34:0,
from ./arch/arm64/include/asm/compat.h:25,
from ./arch/arm64/include/asm/stat.h:23,
from include/linux/stat.h:5,
from include/linux/compat.h:10,
from arch/arm64/kernel/process.c:23:
include/linux/smp.h:129:0: note: this is the location of the previous definition
#define raw_smp_processor_id() 0
This is just one example; the error is seen multiple times.
Let me know if you need me to bisect.
Guenter
^ permalink raw reply [flat|nested] 2+ messages in thread* arm64 non-SMP build error in latest upstream kernel
2014-10-09 21:34 arm64 non-SMP build error in latest upstream kernel Guenter Roeck
@ 2014-10-09 21:43 ` Arnd Bergmann
0 siblings, 0 replies; 2+ messages in thread
From: Arnd Bergmann @ 2014-10-09 21:43 UTC (permalink / raw)
To: linux-arm-kernel
On Thursday 09 October 2014 14:34:27 Guenter Roeck wrote:
> Configuration: arm64 defconfig, -SMP
>
> Error:
>
> In file included from ./arch/arm64/include/asm/irq_work.h:4:0,
> from include/linux/irq_work.h:46,
> from include/linux/perf_event.h:49,
> from include/linux/hw_breakpoint.h:4,
> from arch/arm64/kernel/process.c:43:
> ./arch/arm64/include/asm/smp.h:24:3: error: #error "<asm/smp.h> included in non-SMP build"
> # error "<asm/smp.h> included in non-SMP build"
> ^
> ./arch/arm64/include/asm/smp.h:27:0: warning: "raw_smp_processor_id" redefined [enabled by default]
> #define raw_smp_processor_id() (current_thread_info()->cpu)
> ^
> In file included from include/linux/sched.h:34:0,
> from ./arch/arm64/include/asm/compat.h:25,
> from ./arch/arm64/include/asm/stat.h:23,
> from include/linux/stat.h:5,
> from include/linux/compat.h:10,
> from arch/arm64/kernel/process.c:23:
> include/linux/smp.h:129:0: note: this is the location of the previous definition
> #define raw_smp_processor_id() 0
>
> This is just one example; the error is seen multiple times.
>
> Let me know if you need me to bisect.
It must be caused by 3631073659d0a ("arm64: Tell irq work about self
IPI support"), which recently added the asm/irq_work.h file.
Reverting that patch makes it build again.
Arnd
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2014-10-09 21:43 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-10-09 21:34 arm64 non-SMP build error in latest upstream kernel Guenter Roeck
2014-10-09 21:43 ` Arnd Bergmann
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox