From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from mail.digidescorp.com ([50.73.98.161]:10989 "EHLO mail.digidescorp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752736Ab2G3MYd (ORCPT ); Mon, 30 Jul 2012 08:24:33 -0400 Received: from iscandar.digidescorp.com by digidescorp.com (Cipher TLSv1:RC4-MD5:128) (MDaemon PRO v12.5.5) with ESMTP id md50002200029.msg for ; Mon, 30 Jul 2012 07:24:31 -0500 From: "Steven J. Magnani" To: util-linux@vger.kernel.org Cc: Namjae Jeon , hirofumi@mail.parknet.co.jp, Karel Zak , "Steven J. Magnani" Subject: [PATCH] util-linux: Document new FAT options Date: Mon, 30 Jul 2012 07:24:07 -0500 Message-Id: <1343651047-3061-1-git-send-email-steve@digidescorp.com> Sender: util-linux-owner@vger.kernel.org List-ID: Add man-page documentation for the new 'discard' and 'nfs' options available for vfat/msdos filesystems. Signed-off-by: Steven J. Magnani --- --- a/sys-utils/mount.8 2012-07-30 07:16:34.224450761 -0500 +++ b/sys-utils/mount.8 2012-07-30 07:14:07.693240720 -0500 @@ -1744,6 +1744,11 @@ flag. A version string and a list of fi printed (these data are also printed if the parameters appear to be inconsistent). .TP +.B discard +If set, causes discard/TRIM commands to be issued to the block device +when blocks are freed. This is useful for SSD devices and +sparse/thinly-provisoned LUNs. +.TP .BR fat= {12 | 16 | 32 } Specify a 12, 16 or 32 bit fat. This overrides the automatic FAT type detection routine. Use with caution! @@ -1753,6 +1758,11 @@ Character set to use for converting betw and 16 bit Unicode characters. The default is iso8859-1. Long filenames are stored on disk in Unicode format. .TP +.B nfs +If set, enables in-memory indexing of directory inodes to reduce the +frequency of ESTALE errors in NFS client operations. Useful only when +the filesystem is exported via NFS. +.TP .BI tz=UTC This option disables the conversion of timestamps between local time (as used by Windows on FAT) and UTC