linux-ext4 - Re: [RFC] Heads up on sys

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Date:	Thu, 01 Mar 2007 23:09:00 -0800
From:	Ulrich Drepper <drepper@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>,
	"Amit K. Arora" <aarora@...ux.vnet.ibm.com>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-ext4@...r.kernel.org, suparna@...ibm.com, cmm@...ibm.com,
	alex@...sterfs.com, suzuki@...ibm.com
Subject: Re: [RFC] Heads up on sys_fallocate()

Andrew Morton wrote:
> Perhaps Ulrich can comment.

I was out of town, hence the delay.

I think that if there is no support for the syscall the correct answer
is to return ENOSYS.  In this case the current userlevel code would be
used and ENOSYS is also used to trigger the use of the compat code in
glibc in case the syscall does not exist at all.

-- 
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖

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