On Tue, Jul 25, 2017 at 11:38:30AM -0700, Kees Cook wrote:
On Tue, Jul 25, 2017 at 3:43 AM, Hans Liljestrand
wrote:
On Mon, Jul 24, 2017 at 08:21:16PM -0700, Kees Cook wrote:
On Mon, Jul 24, 2017 at 6:03 AM, Hans Liljestrand
wrote:
On Sun, Jul 23, 2017 at 08:52:53PM -0700, Kees Cook wrote:
On Tue, Jul 25, 2017 at 3:43 AM, Hans Liljestrand
wrote:
> On Mon, Jul 24, 2017 at 08:21:16PM -0700, Kees Cook wrote:
>>
>> On Mon, Jul 24, 2017 at 6:03 AM, Hans Liljestrand
>> wrote:
>>>
>>> On Sun, Jul 23, 2017 at 08:52:53PM -0700, Kees Cook wrote:
Is 14afee4b6092f ("net: convert
On Mon, Jul 24, 2017 at 08:21:16PM -0700, Kees Cook wrote:
On Mon, Jul 24, 2017 at 6:03 AM, Hans Liljestrand
wrote:
On Sun, Jul 23, 2017 at 08:52:53PM -0700, Kees Cook wrote:
Is 14afee4b6092f ("net: convert sock.sk_wmem_alloc from atomic_t to
refcount_t") correct? That looks like a statistics
On Mon, Jul 24, 2017 at 6:03 AM, Hans Liljestrand
wrote:
> On Sun, Jul 23, 2017 at 08:52:53PM -0700, Kees Cook wrote:
>>
>> Is 14afee4b6092f ("net: convert sock.sk_wmem_alloc from atomic_t to
>> refcount_t") correct? That looks like a statistics counter, not a
>> refcounter? I can't quite tell, th
On Sun, Jul 23, 2017 at 08:52:53PM -0700, Kees Cook wrote:
Is 14afee4b6092f ("net: convert sock.sk_wmem_alloc from atomic_t to
refcount_t") correct? That looks like a statistics counter, not a
refcounter? I can't quite tell, though...
Hmm, yes, it looks a bit weird, but it is used in a refcount
Is 14afee4b6092f ("net: convert sock.sk_wmem_alloc from atomic_t to
refcount_t") correct? That looks like a statistics counter, not a
refcounter? I can't quite tell, though...
I think this WARN is from:
WARN_ON(refcount_read(&sk->sk_wmem_alloc));
-Kees
On Sun, Jul 23, 2017 at 7:13 PM, kernel te
FYI, we noticed the following commit:
commit: b631e535c61d7ddbb7ebac545f729ca9b3b6d70e ("x86/refcount: Implement fast
refcount overflow protection")
https://git.kernel.org/cgit/linux/kernel/git/kees/linux.git
kspp/fast-refcount/ud/v6
in testcase: boot
on test machine: qemu-system-x86_64 -enab
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