From owner-freebsd-bugs@FreeBSD.ORG Sun May 30 22:00:14 2010 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 22957106566C for ; Sun, 30 May 2010 22:00:14 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (unknown [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id EB4A58FC1B for ; Sun, 30 May 2010 22:00:13 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.4/8.14.4) with ESMTP id o4UM0DnS019644 for ; Sun, 30 May 2010 22:00:13 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id o4UM0DHJ019643; Sun, 30 May 2010 22:00:13 GMT (envelope-from gnats) Date: Sun, 30 May 2010 22:00:13 GMT Message-Id: <201005302200.o4UM0DHJ019643@freefall.freebsd.org> To: freebsd-bugs@FreeBSD.org From: Bruce Cran Cc: Subject: Re: kern/147226: read(fd, buffer, len) returns -1 immediately, if len >=2147483648 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Bruce Cran List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 30 May 2010 22:00:14 -0000 The following reply was made to PR kern/147226; it has been noted by GNATS. From: Bruce Cran To: bug-followup@FreeBSD.org, eugene.kharitonov@gmail.com Cc: Subject: Re: kern/147226: read(fd, buffer, len) returns -1 immediately, if len >=2147483648 Date: Sun, 30 May 2010 22:51:51 +0100 According to read(2), EINVAL is returned if the nbytes parameter is more than INT_MAX; that is, it appears to specifically disallow reading more than 2GB in a single call. -- Bruce