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authorMasami Hiramatsu <[email protected]>2010-09-13 19:25:41 +0900
committerIngo Molnar <[email protected]>2010-09-13 20:41:31 +0200
commit05ed160e89baf7f5fb3432d527fec467d2493626 (patch)
tree603ca42cf85433e8f87c061140dfcfe1732a5520
parent49553c2ef88749dd502687f4eb9c258bb10a4f44 (diff)
kprobes: Fix Kconfig dependency
Fix Kconfig dependency among Kprobes, optprobe and kallsyms. Kprobes uses kallsyms_lookup for finding target function and checking instruction boundary, thus CONFIG_KPROBES should select CONFIG_KALLSYMS. Optprobe is an optional feature which is supported on x86 arch, and it also uses kallsyms_lookup for checking instructions in the target function. Since KALLSYMS_ALL just adds symbols of kernel variables, it doesn't need to select KALLSYMS_ALL. Signed-off-by: Masami Hiramatsu <[email protected]> Acked-by: Randy Dunlap <[email protected]>, Cc: Ananth N Mavinakayanahalli <[email protected]> Cc: Felipe Contreras <[email protected]> Cc: Randy Dunlap <[email protected]> Cc: Ananth N Mavinakayanahalli <[email protected]> Cc: Anil S Keshavamurthy <[email protected]> Cc: David S. Miller <[email protected]> Cc: akpm <[email protected]> LKML-Reference: <[email protected]> Signed-off-by: Ingo Molnar <[email protected]>
-rw-r--r--arch/Kconfig4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 4877a8c8ee16..fe48fc7a3eba 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -32,8 +32,9 @@ config HAVE_OPROFILE
config KPROBES
bool "Kprobes"
- depends on KALLSYMS && MODULES
+ depends on MODULES
depends on HAVE_KPROBES
+ select KALLSYMS
help
Kprobes allows you to trap at almost any kernel address and
execute a callback function. register_kprobe() establishes
@@ -45,7 +46,6 @@ config OPTPROBES
def_bool y
depends on KPROBES && HAVE_OPTPROBES
depends on !PREEMPT
- select KALLSYMS_ALL
config HAVE_EFFICIENT_UNALIGNED_ACCESS
bool