linux-kernel - Re: [PATCH v1 11/11] locks: give the blocked

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:	Tue, 4 Jun 2013 07:46:40 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	"Stefan (metze) Metzmacher" <metze@...ba.org>
Cc:	Jeff Layton <jlayton@...hat.com>, viro@...iv.linux.org.uk,
	matthew@....cx, bfields@...ldses.org, linux-cifs@...r.kernel.org,
	linux-nfs@...r.kernel.org, cluster-devel@...hat.com,
	sage@...tank.com, samba-technical@...ts.samba.org,
	Trond.Myklebust@...app.com, linux-kernel@...r.kernel.org,
	linux-afs@...ts.infradead.org, dhowells@...hat.com,
	smfrench@...il.com, linux-fsdevel@...r.kernel.org,
	ceph-devel@...r.kernel.org, akpm@...ux-foundation.org,
	swhiteho@...hat.com
Subject: Re: [PATCH v1 11/11] locks: give the blocked_hash its own spinlock

Having RCU for modification mostly workloads never is a good idea, so
I don't think it makes sense to mention it here.

If you care about the overhead it's worth trying to use per-cpu lists,
though.

--
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/