Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936018AbZDCQIX (ORCPT ); Fri, 3 Apr 2009 12:08:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934935AbZDCP5E (ORCPT ); Fri, 3 Apr 2009 11:57:04 -0400 Received: from mx2.redhat.com ([66.187.237.31]:56627 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934944AbZDCP4z (ORCPT ); Fri, 3 Apr 2009 11:56:55 -0400 Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells Subject: [PATCH 26/41] NFS: Add FS-Cache option bit and debug bit [ver #48] To: linux-kernel@vger.kernel.org Cc: dhowells@redhat.com, nfsv4@linux-nfs.org, linux-fsdevel@vger.kernel.org Date: Fri, 03 Apr 2009 16:56:50 +0100 Message-ID: <20090403155650.28714.58686.stgit@warthog.procyon.org.uk> In-Reply-To: <20090403155436.28714.23368.stgit@warthog.procyon.org.uk> References: <20090403155436.28714.23368.stgit@warthog.procyon.org.uk> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1666 Lines: 48 Add FS-Cache option bit to nfs_server struct. This is set to indicate local on-disk caching is enabled for a particular superblock. Also add debug bit for local caching operations. Signed-off-by: David Howells Acked-by: Steve Dickson Acked-by: Trond Myklebust Acked-by: Al Viro Tested-by: Daire Byrne --- include/linux/nfs_fs.h | 1 + include/linux/nfs_fs_sb.h | 2 ++ 2 files changed, 3 insertions(+), 0 deletions(-) diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index bde2557..fd3e7f9 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -583,6 +583,7 @@ extern void * nfs_root_data(void); #define NFSDBG_CALLBACK 0x0100 #define NFSDBG_CLIENT 0x0200 #define NFSDBG_MOUNT 0x0400 +#define NFSDBG_FSCACHE 0x0800 #define NFSDBG_ALL 0xFFFF #ifdef __KERNEL__ diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index 29b1e40..a749f85 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -96,6 +96,8 @@ struct nfs_server { unsigned int acdirmin; unsigned int acdirmax; unsigned int namelen; + unsigned int options; /* extra options enabled by mount */ +#define NFS_OPTION_FSCACHE 0x00000001 /* - local caching enabled */ struct nfs_fsid fsid; __u64 maxfilesize; /* maximum file size */ -- 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/