Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965139AbVKHRWr (ORCPT ); Tue, 8 Nov 2005 12:22:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965150AbVKHRWr (ORCPT ); Tue, 8 Nov 2005 12:22:47 -0500 Received: from zeniv.linux.org.uk ([195.92.253.2]:16528 "EHLO ZenIV.linux.org.uk") by vger.kernel.org with ESMTP id S965139AbVKHRWq (ORCPT ); Tue, 8 Nov 2005 12:22:46 -0500 Date: Tue, 8 Nov 2005 17:22:44 +0000 From: Al Viro To: Parag Warudkar Cc: "linux-os (Dick Johnson)" , Linux kernel Subject: Re: Compatible fstat() Message-ID: <20051108172244.GR7992@ftp.linux.org.uk> References: <3587A59B-14FA-4E0F-A598-577E944FCF36@comcast.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3587A59B-14FA-4E0F-A598-577E944FCF36@comcast.net> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 858 Lines: 24 On Tue, Nov 08, 2005 at 12:10:25PM -0500, Parag Warudkar wrote: > > On Nov 8, 2005, at 10:48 AM, linux-os ((Dick Johnson)) wrote: > > >The Linux fstat() doesn't return any information number of blocks, > >or the byte-length of a physical hard disk. > > I don't think (f)stat returns size and blocks information about a > block device on any UNIX platform. > > But I don't know for sure how to get it - perhaps ioctl on the > device? BLKGETSIZE? fd = open(bdev, O_RDONLY); lseek(fd, SEEK_END, 0); size = lseek(fd, SEEK_SET, 0); close(fd); i.e. same as for regular files. Won't be portable, though... - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/