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From: Tejun Heo <htejun@gmail.com>
To: Roland Dreier <rdreier@cisco.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>,
	linux-kernel@vger.kernel.org, "Jean Delvare (PC drivers,
	core)" <khali@linux-fr.org>,
	"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>,
	Roland Dreier <rolandd@cisco.com>,
	Sean Hefty <sean.hefty@intel.com>,
	Hal Rosenstock <hal.rosenstock@gmail.com>,
	Steve Wise <swise@chelsio.com>, Neil Brown <neilb@suse.de>,
	Paul Mackerras <paulus@samba.org>,
	linux-i2c@vger.kernel.org, linux-rdma@vger.kernel.org,
	dm-devel@redhat.com, linux-raid@vger.kernel.org,
	linux-ppp@vger.kernel.org, netdev@vger.kernel.org,
	akpm@linux-foundation.org
Subject: Re: idr_get_new_exact ?
Date: Mon, 20 Sep 2010 23:26:47 +0200	[thread overview]
Message-ID: <4C97D197.9070703@gmail.com> (raw)
In-Reply-To: <adaiq20f90h.fsf@cisco.com>

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?

Thanks.

-- 
tejun

WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <htejun@gmail.com>
To: Roland Dreier <rdreier@cisco.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>,
	linux-kernel@vger.kernel.org, "Jean Delvare (PC drivers,
	core)" <khali@linux-fr.org>,
	"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>,
	Roland Dreier <rolandd@cisco.com>,
	Sean Hefty <sean.hefty@intel.com>,
	Hal Rosenstock <hal.rosenstock@gmail.com>,
	Steve Wise <swise@chelsio.com>, Neil Brown <neilb@suse.de>,
	Paul Mackerras <paulus@samba.org>,
	linux-i2c@vger.kernel.org, linux-rdma@vger.kernel.org,
	dm-devel@redhat.com, linux-raid@vger.kernel.org,
	linux-ppp@vger.kernel.org, netdev@vger.kernel.org,
	akpm@linux-foundation.org
Subject: Re: idr_get_new_exact ?
Date: Mon, 20 Sep 2010 21:26:47 +0000	[thread overview]
Message-ID: <4C97D197.9070703@gmail.com> (raw)
In-Reply-To: <adaiq20f90h.fsf@cisco.com>

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?

Thanks.

-- 
tejun

WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <htejun@gmail.com>
To: Roland Dreier <rdreier@cisco.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>,
	linux-kernel@vger.kernel.org, "Jean Delvare \(PC drivers\,
	core\)" <khali@linux-fr.org>,
	"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>,
	Roland Dreier <rolandd@cisco.com>,
	Sean Hefty <sean.hefty@intel.com>,
	Hal Rosenstock <hal.rosenstock@gmail.com>,
	Steve Wise <swise@chelsio.com>, Neil Brown <neilb@suse.de>,
	Paul Mackerras <paulus@samba.org>,
	linux-i2c@vger.kernel.org, linux-rdma@vger.kernel.org,
	dm-devel@redhat.com, linux-raid@vger.kernel.org,
	linux-ppp@vger.kernel.org, netdev@vger.kernel.org,
	akpm@linux-foundation.org
Subject: Re: idr_get_new_exact ?
Date: Mon, 20 Sep 2010 23:26:47 +0200	[thread overview]
Message-ID: <4C97D197.9070703@gmail.com> (raw)
In-Reply-To: <adaiq20f90h.fsf@cisco.com>

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?

Thanks.

-- 
tejun

  reply	other threads:[~2010-09-20 21:26 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-20 14:11 idr_get_new_exact ? Ohad Ben-Cohen
2010-09-20 14:11 ` Ohad Ben-Cohen
     [not found] ` <AANLkTi=ZLupVyFR0e2v-TLpeNWdw1bVMZUAhgyxLJ7OV-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-09-20 19:31   ` Andrew Morton
2010-09-20 19:31     ` Andrew Morton
2010-09-20 19:31     ` Andrew Morton
     [not found]     ` <20100920123140.f524de79.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2010-09-20 20:07       ` Steve Wise
2010-09-20 20:07         ` Steve Wise
2010-09-20 20:07         ` Steve Wise
2010-09-20 20:35   ` Roland Dreier
2010-09-20 20:35     ` Roland Dreier
2010-09-20 20:35     ` Roland Dreier
2010-09-20 20:35     ` Roland Dreier
2010-09-20 21:26     ` Tejun Heo [this message]
2010-09-20 21:26       ` Tejun Heo
2010-09-20 21:26       ` Tejun Heo
2010-09-20 21:38       ` [dm-devel] " Alasdair G Kergon
2010-09-20 21:38         ` Alasdair G Kergon
2010-09-20 21:38         ` Alasdair G Kergon
2010-09-20 21:38         ` Alasdair G Kergon
     [not found]       ` <4C97D197.9070703-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2010-09-20 21:38         ` Alasdair G Kergon
2010-09-20 21:38         ` Alasdair G Kergon
2010-09-23 11:42         ` Paul Mundt
2010-09-23 11:42           ` Paul Mundt
2010-09-23 11:42           ` Paul Mundt
2010-09-23 11:46           ` Tejun Heo
2010-09-23 11:46             ` Tejun Heo
2010-09-20 21:38       ` [dm-devel] " Alasdair G Kergon

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