From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
To: Paul Mackerras <paulus@samba.org>
Cc: Matthew Wilcox <willy@debian.org>, linux-arch@vger.kernel.org
Subject: Re: [PROPOSAL] switch atomic_t to long
Date: Sun, 29 Feb 2004 03:44:56 +0300 [thread overview]
Message-ID: <20040229034456.A707@den.park.msu.ru> (raw)
In-Reply-To: <16446.58540.470071.388994@cargo.ozlabs.ibm.com>; from paulus@samba.org on Fri, Feb 27, 2004 at 05:33:16PM +1100
On Fri, Feb 27, 2004 at 05:33:16PM +1100, Paul Mackerras wrote:
> Note that you don't need both "count" and "waking" to do semaphores
> efficiently on architectures with load-locked/store-conditional; just
> a "count" is sufficient. Look at the ppc implementation (or the ppc64
> or sparc64 implementations, which follow it).
Indeed...
Thanks for pointing that out.
Ivan.
next parent reply other threads:[~2004-02-29 0:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20040226141645.GL25779@parcelfarce.linux.theplanet.co.uk>
[not found] ` <20040226174513.A16541@jurassic.park.msu.ru>
[not found] ` <20040226152544.GM25779@parcelfarce.linux.theplanet.co.uk>
[not found] ` <20040226190143.A16913@jurassic.park.msu.ru>
[not found] ` <16446.58540.470071.388994@cargo.ozlabs.ibm.com>
2004-02-29 0:44 ` Ivan Kokshaysky [this message]
[not found] ` <20040226113641.43b4afe8.akpm@osdl.org>
[not found] ` <20040226120012.55b652d2.akpm@osdl.org>
2004-03-03 21:35 ` [PROPOSAL] switch atomic_t to long Anton Blanchard
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=20040229034456.A707@den.park.msu.ru \
--to=ink@jurassic.park.msu.ru \
--cc=linux-arch@vger.kernel.org \
--cc=paulus@samba.org \
--cc=willy@debian.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox