Messages in this thread | | | Date | Sun, 12 Sep 2010 11:46:13 -0700 | From | Randy Dunlap <> | Subject | Re: [PATCH -next] optprobes: fix kconfig depends/selects |
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On Sun, 12 Sep 2010 21:41:07 +0300 Felipe Contreras wrote:
> On Sun, Sep 12, 2010 at 9:34 PM, Randy Dunlap <randy.dunlap@oracle.com> wrote: > > 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. > > Huh? The original warning is gone by just adding 'depends on DEBUG_KERNEL'.
not so in my testing.
--- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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