Re: [PATCH] aio: fix kernel bug when page is temporally busy

[Andrew Morton]

On Fri, 9 Feb 2007 10:54:36 +0100 (CET) Jiri Kosina <jikos@xxxxxxxx> wrote:

> @@ -1204,7 +1204,7 @@ generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov,
>  			do_generic_file_read(filp,ppos,&desc,file_read_actor);
>  			retval += desc.written;
>  			if (desc.error) {
> -				retval = retval ?: desc.error;
> +				retval = desc.error;
>  				break;
>  			}

Nope.  On error the read() syscall must return the number of bytes which
were successfully read.
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