Messages in this thread | | | Date | Sun, 12 Sep 2010 11:34:56 -0700 | From | Randy Dunlap <> | Subject | Re: [PATCH -next] optprobes: fix kconfig depends/selects |
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On 09/12/10 03:49, Felipe Contreras wrote: > On Thu, Aug 12, 2010 at 10:26 PM, Randy Dunlap <randy.dunlap@oracle.com> wrote: >> From: Randy Dunlap <randy.dunlap@oracle.com> >> >> KALLSYMS and KALLSYMS_ALL depend on DEBUG_KERNEL, so add that dependency. >> KALLSYMS_ALL depends on KALLSYMS, so select both of them, not just KALLSYMS_ALL. >> >> warning: (OPTPROBES && KPROBES && HAVE_OPTPROBES && !PREEMPT || MTD_UBI_DEBUG && MTD && SYSFS && MTD_UBI || UBIFS_FS_DEBUG && MISC_FILESYSTEMS && UBIFS_FS || LOCKDEP && DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT || LATENCYTOP && HAVE_LATENCYTOP_SUPPORT) selects KALLSYMS_ALL which has unmet direct dependencies (DEBUG_KERNEL && KALLSYMS) >> >> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> >> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> >> Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> >> Cc: "David S. Miller" <davem@davemloft.net> >> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> >> --- >> arch/Kconfig | 2 ++ >> 1 file changed, 2 insertions(+) >> >> --- linux-next-20100810.orig/arch/Kconfig >> +++ linux-next-20100810/arch/Kconfig >> @@ -45,6 +45,8 @@ config OPTPROBES >> def_bool y >> depends on KPROBES && HAVE_OPTPROBES >> depends on !PREEMPT >> + depends on DEBUG_KERNEL >> + select KALLSYMS >> select KALLSYMS_ALL >> >> config HAVE_EFFICIENT_UNALIGNED_ACCESS >> -- > > This causes another problem: > > arch/Kconfig:33:error: recursive dependency detected! > arch/Kconfig:33: symbol KPROBES depends on KALLSYMS > init/Kconfig:825: symbol KALLSYMS is selected by OPTPROBES > arch/Kconfig:44: symbol OPTPROBES depends on KPROBES > > The 'select KALLSYMS' is redundant. > > Otherwise: Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Thanks for checking. I saw this problem just a day or two ago myself.
Dropping the select does not eliminate the kconfig warning. I'll try something else.
-- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code ***
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