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
| ||
|
Date: Thu, 23 Sep 2010 13:46:29 +0200 From: Tejun Heo <htejun@...il.com> To: Paul Mundt <lethal@...ux-sh.org> CC: Roland Dreier <rdreier@...co.com>, Ohad Ben-Cohen <ohad@...ery.com>, linux-kernel@...r.kernel.org, "Jean Delvare (PC drivers, core)" <khali@...ux-fr.org>, "Ben Dooks (embedded platforms)" <ben-linux@...ff.org>, Roland Dreier <rolandd@...co.com>, Sean Hefty <sean.hefty@...el.com>, Hal Rosenstock <hal.rosenstock@...il.com>, Steve Wise <swise@...lsio.com>, Neil Brown <neilb@...e.de>, Paul Mackerras <paulus@...ba.org>, linux-i2c@...r.kernel.org, linux-rdma@...r.kernel.org, dm-devel@...hat.com, linux-raid@...r.kernel.org, linux-ppp@...r.kernel.org, netdev@...r.kernel.org, Andrew Morton <akpm@...ux-foundation.org>, Alasdair G Kergon <agk@...hat.com> Subject: Re: idr_get_new_exact ? Hello, On 09/23/2010 01:42 PM, Paul Mundt wrote: > On Mon, Sep 20, 2010 at 11:26:47PM +0200, Tejun Heo wrote: >> Hello, >> >> On 09/20/2010 10:35 PM, Roland Dreier wrote: >>> Looks fine to me as an improvement over the status quo, but I wonder how >>> many of these places could use the radix_tree stuff instead? If you're >>> not using the ability of the idr code to assign an id for you, then it >>> seems the radix_tree API is a better fit. >> >> I agree. Wouldn't those users better off simply using radix tree? >> > It could go either way. I was about to write the same function when > playing with it for IRQ mapping, the idea being to propagate the initial > tree with sparse static vectors and then switch over to dynamic IDs for > virtual IRQ creation. I ended up going with a radix tree for other > reasons, though. I see. If there are use cases where fixed and dynamic IDs need to be mixed, no objection from me. Thanks. -- tejun -- 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/
Powered by blists - more mailing lists