From: Johannes Berg <johannes@sipsolutions.net>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Andy Lutomirski <luto@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Linux Wireless List <linux-wireless@vger.kernel.org>,
Network Development <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
"linux-next@vger.kernel.org" <linux-next@vger.kernel.org>,
Stephen Rothwell <sfr@canb.auug.org.au>,
Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: [mac80211] BUG_ON with current -git (4.8.0-11417-g24532f7)
Date: Thu, 13 Oct 2016 08:02:04 +0200 [thread overview]
Message-ID: <1476338524.4904.1.camel@sipsolutions.net> (raw)
In-Reply-To: <CALCETrXg9-OpJx5Rqz8afyaug+0DjzxvpdbOV9q6i01=zCZbcQ@mail.gmail.com> (sfid-20161013_074011_616875_45F10514)
On Wed, 2016-10-12 at 22:39 -0700, Andy Lutomirski wrote:
> In a pinch, I have these patches sitting around:
>
> https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/vmap_stack&id=0a39cfa6fbb5d5635c85253cc7d6b44b54822afd
> https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/vmap_stack&id=bf8cfa200b5a01383ea39fc8ce2f32909767baa8
That truly sounds like something we'd rather avoid in the TX/RX paths
though, which should perform well.
> I don't like them, though. I think it's rather silly that we can't
> just pass virtual addresses to the crypto code.
I don't really understand it either, hence my question about the actual
crash. I'll try to reproduce it in a VM.
johannes
next prev parent reply other threads:[~2016-10-13 6:02 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-10 15:03 [mac80211] BUG_ON with current -git (4.8.0-11417-g24532f7) Sergey Senozhatsky
2016-10-10 15:30 ` Sergey Senozhatsky
2016-10-12 9:05 ` Johannes Berg
2016-10-12 14:12 ` Sergey Senozhatsky
2016-10-12 14:22 ` Johannes Berg
2016-10-13 5:39 ` Andy Lutomirski
2016-10-13 6:02 ` Johannes Berg [this message]
2016-10-13 13:42 ` Sergey Senozhatsky
2016-10-13 13:45 ` Sergey Senozhatsky
2016-10-13 13:45 ` Johannes Berg
2016-10-13 15:00 ` Sergey Senozhatsky
2016-10-13 15:04 ` Sergey Senozhatsky
2016-10-13 21:49 ` Andy Lutomirski
2016-10-14 7:25 ` Johannes Berg
2016-10-14 8:28 ` Johannes Berg
2016-10-14 8:39 ` Ard Biesheuvel
2016-10-14 8:41 ` Ard Biesheuvel
2016-10-14 8:42 ` Johannes Berg
2016-10-14 8:47 ` Ard Biesheuvel
[not found] ` <CAKv+Gu896xme5sd5i8hs7tA=Xt=qQKCiAx7fQg1ZECn50NttbQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-10-14 8:55 ` Johannes Berg
2016-10-14 8:55 ` Johannes Berg
2016-10-14 9:05 ` Ard Biesheuvel
2016-10-14 9:10 ` Johannes Berg
2016-10-14 9:21 ` Ard Biesheuvel
2016-10-14 9:25 ` Johannes Berg
2016-10-14 9:35 ` Ard Biesheuvel
2016-10-14 10:00 ` Johannes Berg
2016-10-14 11:11 ` Ard Biesheuvel
2016-10-14 8:53 ` Johannes Berg
2016-10-14 8:39 ` Sergey Senozhatsky
2016-10-14 8:45 ` Johannes Berg
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