From: Ben Hutchings <ben@decadent.org.uk>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: Nick Bowler <nbowler@elliptictech.com>, Greg KH <greg@kroah.com>,
Dave Jones <davej@redhat.com>,
Randy Dunlap <rdunlap@xenotime.net>,
LKML <linux-kernel@vger.kernel.org>,
Debian kernel maintainers <debian-kernel@lists.debian.org>
Subject: [PATCH 2/2] module: Re-enable dynamic debugging for GPL-compatible OOT modules
Date: Fri, 28 Oct 2011 04:38:14 +0100 [thread overview]
Message-ID: <1319773094.6759.32.camel@deadeye> (raw)
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.
Signed-off-by: Ben Hutchings <ben@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
next reply other threads:[~2011-10-28 3:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-28 3:38 Ben Hutchings [this message]
2011-10-31 1:59 ` [PATCH 2/2] module: Re-enable dynamic debugging for GPL-compatible OOT modules Rusty Russell
2011-10-31 13:44 ` Ben Hutchings
2011-11-01 2:09 ` Rusty Russell
2011-11-01 3:59 ` [PATCH] module: Enable dynamic debugging regardless of taint Ben Hutchings
2011-11-01 4:41 ` Rusty Russell
2011-11-01 12:48 ` Mathieu Desnoyers
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