From: Daniel Jacobowitz <dan@debian.org>
To: ralf@linux-mips.org, linux-mips@linux-mips.org
Subject: Re: NPTL support for the kernel
Date: Mon, 21 Mar 2005 15:34:45 -0500 [thread overview]
Message-ID: <20050321203445.GA7082@nevyn.them.org> (raw)
In-Reply-To: <20050316141151.GA23225@nevyn.them.org>
On Wed, Mar 16, 2005 at 09:11:52AM -0500, Daniel Jacobowitz wrote:
> Here's a kernel patch to enable NPTL support. This doesn't include Maciej's
> uber-fast rdhwr emulation; I believe we ought to include both the fast and
> slow paths, since the slow path will handle use of other destination
> registers. Changes:
>
> - Clone takes five arguments, not four. Um, this bit is gross.
> - New syscall sys_set_thread_area. Only glibc uses this.
> - Emulation of the rdhwr instruction. This version is only loosely
> based on the emulation on the malta branch; the major difference
> is that I fixed ll/sc/rdhwr emulation in branch delay slots.
> GCC 4.1 will generate rdhwr in branch delay slots in some
> conditions.
> - PTRACE_GET_THREAD_AREA support for GDB.
Ping?
--
Daniel Jacobowitz
CodeSourcery, LLC
next prev parent reply other threads:[~2005-03-21 20:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-16 14:11 NPTL support for the kernel Daniel Jacobowitz
2005-03-21 20:34 ` Daniel Jacobowitz [this message]
2005-03-22 1:21 ` Kumba
2005-03-22 1:41 ` David Daney
2005-03-22 3:21 ` Daniel Jacobowitz
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