From: "H. J. Lu" <hjl@lucon.org>
To: linux-ia64@vger.kernel.org
Subject: Re: Inefficient ia64 system call implementation in glibc
Date: Mon, 22 Sep 2003 19:39:18 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106425957923121@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-106398916511816@msgid-missing>
On Sun, Sep 21, 2003 at 02:04:34PM -0700, Richard Henderson wrote:
> On Fri, Sep 19, 2003 at 09:32:18AM -0700, H. J. Lu wrote:
> > The basically problem is glibc doesn't store information about what
> > the kernel interface is so that it can't efficiently set up parameters
> > for system calls. Is there a way to improve the situation?
>
> Use __typeof instead of hard-coding long in the LOAD_ARGS macros.
> That's where the extension comes from.
How can I make __typeof to work with
char buf [300];
INLINE_SYSCALL (read, 3, fd, buf, sizeof buf);
Can I get char * from char [300]?
H.J.
next prev parent reply other threads:[~2003-09-22 19:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-19 16:32 Inefficient ia64 system call implementation in glibc H. J. Lu
2003-09-19 17:29 ` Grant Grundler
2003-09-19 21:46 ` John Worley
2003-09-19 23:32 ` Jim Hull
2003-09-20 13:01 ` Andreas Schwab
2003-09-21 21:04 ` Richard Henderson
2003-09-22 19:39 ` H. J. Lu [this message]
2003-09-22 21:25 ` David Mosberger
2003-09-22 23:21 ` Richard Henderson
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