All of lore.kernel.org
 help / color / mirror / Atom feed
From: Andi Kleen <andi@firstfloor.org>
To: Nadia.Derbey@bull.net
Cc: linux-kernel@vger.kernel.org, matthltc@us.ibm.com
Subject: Re: [RFC][PATCH 1/6] Storing ipcs into IDRs
Date: 02 Sep 2007 00:12:57 +0200	[thread overview]
Message-ID: <p73tzqevxue.fsf@bingen.suse.de> (raw)
In-Reply-To: <20070831112613.552219000@bull.net>

Nadia.Derbey@bull.net writes:

> This patch introduces ipcs storage into IDRs. The main changes are:
>   . This ipc_ids structure is changed: the entries array is changed into a
>     root idr structure.
>   . The grow_ary() routine is removed: it is not needed anymore when adding
>     an ipc structure, since we are now using the IDR facility.
>   . The ipc_rmid() routine interface is changed:
>        . there is no need for this routine to return the pointer passed in as
>          argument: it is now declared as a void
>        . since the id is now part of the kern_ipc_perm structure, no need to
>          have it as an argument to the routine
> 

Thanks for doing this work. It was long overdue.

Do you have any data how this changes memory consumption with 
many objects? 

-Andi

  reply	other threads:[~2007-09-01 22:13 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-31 11:24 [RFC][PATCH 0/6] An IPC implementation base on Linux IDRs Nadia.Derbey
2007-08-31 11:24 ` [RFC][PATCH 1/6] Storing ipcs into IDRs Nadia.Derbey
2007-09-01 22:12   ` Andi Kleen [this message]
2007-09-03 10:16     ` Nadia Derbey
2007-09-06  9:33     ` Nadia Derbey
2007-09-07 15:18       ` Nadia Derbey
2007-09-10 20:08   ` Andrew Morton
2007-08-31 11:24 ` [RFC][PATCH 2/6] Unifying the syscalls code Nadia.Derbey
2007-08-31 11:24 ` [RFC][PATCH 3/6] Removing the ipc_get() routine Nadia.Derbey
2007-08-31 11:24 ` [RFC][PATCH 4/6] Integrating ipc_checkid() into ipc_lock() Nadia.Derbey
2007-08-31 11:24 ` [RFC][PATCH 5/6] Introducing the ipcid_to_idx macro Nadia.Derbey
2007-08-31 11:24 ` [RFC][PATCH 6/6] Inlining ipc_buildid() Nadia.Derbey

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=p73tzqevxue.fsf@bingen.suse.de \
    --to=andi@firstfloor.org \
    --cc=Nadia.Derbey@bull.net \
    --cc=linux-kernel@vger.kernel.org \
    --cc=matthltc@us.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.