From 7adfa2ff3efa02a7a9f2632d2d2662d3e5eb5304 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Fri, 8 Feb 2008 04:20:14 -0800
Subject: [PATCH] aio: partial write should not return error code

When an AIO write gets an error after writing some data (eg.  ENOSPC), it
should return the amount written already, not the error.  Just like write()
is supposed to.

This was found by the libaio test suite.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-By: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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