linux-kernel - Re: [GIT PULL] locking tree changes for v3.16

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1401832251.8843.3.camel@buesod1.americas.hpqcorp.net>
Date:	Tue, 03 Jun 2014 14:50:51 -0700
From:	Davidlohr Bueso <davidlohr@...com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	"Paul E. McKenney" <paulmck@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [GIT PULL] locking tree changes for v3.16

On Tue, 2014-06-03 at 13:48 +0200, Ingo Molnar wrote:
> Linus,
> 
> Please pull the latest locking-core-for-linus git tree from:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-core-for-linus
> 
>    # HEAD: 3cf2f34e1a3d4d5ff209d087925cf950e52f4805 rwsem: Add comments to explain the meaning of the rwsem's count field
> 
> The main changes in this cycle were:
> 
>  - reduced/streamlined smp_mb__*() interface that allows more usecases 
>    and makes the existing ones less buggy, especially in rarer 
>    architectures
> 
>  - add rwsem implementation comments
> 
>  - bump up lockdep limits

So I guess the rwsem optimistic spinning stuff will be routed through
akpm then (which is already in -next for a while, through -mm).

Also curious about why Peter's rewrite of the qrwlock_t was removed from
-tip... I noticed it was there for a few days then disappeared. What am
I missing?

Thanks,
Davidlohr

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/