On Mon, 2011-10-31 at 12:29 +1030, Rusty Russell wrote: > On Fri, 28 Oct 2011 04:38:14 +0100, Ben Hutchings <b...@decadent.org.uk> > wrote: > > Dynamic debugging was enabled for GPL-compatible out-of-tree modules > > until my addition of TAINT_OOT_MODULE. It should continue to be > > enabled now. > > Please just remove the test entirely. > > AFAICT there's nothing unique to dynamic debug which means it should > avoid taint. If it oopses, we'll learn all about tainting in the oops > message.
It looks like the dynamic debug facility is not meant to be available to proprietary modules. Ben. > > Signed-off-by: Ben Hutchings <b...@decadent.org.uk> > > --- > > kernel/module.c | 4 ++-- > > 1 files changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/kernel/module.c b/kernel/module.c > > index dab585e..448fd77 100644 > > --- a/kernel/module.c > > +++ b/kernel/module.c > > @@ -2881,7 +2881,7 @@ static struct module *load_module(void __user *umod, > > } > > > > /* This has to be done once we're sure module name is unique. */ > > - if (!mod->taints || mod->taints == (1U<<TAINT_CRAP)) > > + if (!(mod->taints & ~(1U << TAINT_CRAP | 1U << TAINT_OOT_MODULE))) > > dynamic_debug_setup(info.debug, info.num_debug); > > > > /* Find duplicate symbols */ > > @@ -2918,7 +2918,7 @@ static struct module *load_module(void __user *umod, > > module_bug_cleanup(mod); > > > > ddebug: > > - if (!mod->taints || mod->taints == (1U<<TAINT_CRAP)) > > + if (!(mod->taints & ~(1U << TAINT_CRAP | 1U << TAINT_OOT_MODULE))) > > dynamic_debug_remove(info.debug); > > unlock: > > mutex_unlock(&module_mutex); > > -- > > 1.7.7 > > > > > -- Ben Hutchings Computers are not intelligent. They only think they are.
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