From: Roland McGrath <roland@redhat.com>
To: Paul Mackerras <paulus@samba.org>
Cc: Robert Love <rml@novell.com>, Linus Torvalds <torvalds@osdl.org>,
David Woodhouse <dwmw2@infradead.org>,
David Howells <dhowells@redhat.com>,
linux-kernel@vger.kernel.org, libc-alpha@sources.redhat.com
Subject: Re: Proposal for a userspace "architecture portability" library
Date: Sat, 4 Dec 2004 19:51:43 -0800 [thread overview]
Message-ID: <200412050351.iB53phqK025663@magilla.sf.frob.com> (raw)
In-Reply-To: Paul Mackerras's message of Sunday, 5 December 2004 12:47:05 +1100 <16818.26777.209451.685576@cargo.ozlabs.ibm.com>
> I don't think glibc exports any atomic operations.
That is true. But it does have implementations in bits/atomic.h for many
processors, and that is under the LGPL.
> As for the semaphores and spinlocks, clearly you can use the pthread_*
> functions, but hopefully the kernel versions are a bit lighter-weight.
The pthread_spin_* functions are not inlines, but are otherwise minimal.
next prev parent reply other threads:[~2004-12-05 3:52 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-05 0:53 Paul Mackerras
2004-12-05 1:08 ` Robert Love
2004-12-05 1:47 ` Paul Mackerras
2004-12-05 2:10 ` Kevin P. Fleming
2004-12-05 3:51 ` Roland McGrath [this message]
2004-12-05 2:40 ` H. Peter Anvin
2004-12-05 2:44 ` Benjamin Herrenschmidt
2004-12-05 4:06 ` Kevin P. Fleming
2004-12-05 18:12 ` Alan Cox
2004-12-05 19:48 ` Joseph Seigh
2004-12-05 23:29 ` Joel Becker
2004-12-06 9:42 ` Adrian 'Dagurashibanipal' von Bidder
2004-12-05 6:18 Dan Kegel
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