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tracing/kprobes: Make Kconfig dependencies generic 

KPROBES_EVENT actually depends on the regs and stack access API
(b1cf540f) and not on x86.
So introduce a new config option which architectures can select if
they have the API implemented and switch x86.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
LKML-Reference: <20100210162517.GB6933@osiris.boeblingen.de.ibm.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Heiko Carstens 2010-02-10 17:25:17 +01:00 committed by Frederic Weisbecker
parent e7b8e675d9
commit f850c30c8b
3 changed files with 5 additions and 1 deletions
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3
arch/Kconfig
View File

@ -121,6 +121,9 @@ config HAVE_DMA_ATTRS
config USE_GENERIC_SMP_HELPERS
bool
config HAVE_REGS_AND_STACK_ACCESS_API
bool
config HAVE_CLK
bool
help

1
arch/x86/Kconfig
View File

@ -45,6 +45,7 @@ config X86
select HAVE_GENERIC_DMA_COHERENT if X86_32
select HAVE_EFFICIENT_UNALIGNED_ACCESS
select USER_STACKTRACE_SUPPORT
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_DMA_API_DEBUG
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_BZIP2

2
kernel/trace/Kconfig
View File

@ -451,7 +451,7 @@ config BLK_DEV_IO_TRACE
config KPROBE_EVENT
depends on KPROBES
depends on X86
depends on HAVE_REGS_AND_STACK_ACCESS_API
bool "Enable kprobes-based dynamic events"
select TRACING
default y