Return-Path: Received: from mx2.netapp.com ([216.240.18.37]:42218 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752519Ab0IVWFj (ORCPT ); Wed, 22 Sep 2010 18:05:39 -0400 Received: from localhost.localdomain (vikramyadav.hq.netapp.com [10.58.61.118] (may be forged)) by smtp1.corp.netapp.com (8.13.1/8.13.1/NTAP-1.6) with ESMTP id o8MM5M8N020412 for ; Wed, 22 Sep 2010 15:05:25 -0700 (PDT) From: Fred Isaman To: linux-nfs@vger.kernel.org Subject: [PATCH 03/12] RFC: pnfsd, pnfs: protocol level pnfs constants Date: Wed, 22 Sep 2010 18:05:01 -0400 Message-Id: <1285193110-24073-4-git-send-email-iisaman@netapp.com> In-Reply-To: <1285193110-24073-1-git-send-email-iisaman@netapp.com> References: <1285193110-24073-1-git-send-email-iisaman@netapp.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Content-Type: text/plain MIME-Version: 1.0 From: The pNFS Team Use only layoutreturn constant for both returns and recalls. (return_* works better for recall_type rather the other way around) Signed-off-by: TBD - melding/reorganization of several patches --- include/linux/nfs4.h | 39 +++++++++++++++++++++++++++++++++++++++ 1 files changed, 39 insertions(+), 0 deletions(-) diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 07e40c6..6798fc3 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -471,6 +471,8 @@ enum lock_type4 { #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) +#define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) +#define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) #define NFSPROC4_NULL 0 #define NFSPROC4_COMPOUND 1 @@ -550,6 +552,43 @@ enum state_protect_how4 { SP4_SSV = 2 }; +enum pnfs_layouttype { + LAYOUT_NFSV4_1_FILES = 1, + LAYOUT_OSD2_OBJECTS = 2, + LAYOUT_BLOCK_VOLUME = 3, +}; + +/* used for both layout return and recall */ +enum pnfs_layoutreturn_type { + RETURN_FILE = 1, + RETURN_FSID = 2, + RETURN_ALL = 3 +}; + +enum pnfs_iomode { + IOMODE_READ = 1, + IOMODE_RW = 2, + IOMODE_ANY = 3, +}; + +enum pnfs_notify_deviceid_type4 { + NOTIFY_DEVICEID4_CHANGE = 1 << 1, + NOTIFY_DEVICEID4_DELETE = 1 << 2, +}; + +#define NFL4_UFLG_MASK 0x0000003F +#define NFL4_UFLG_DENSE 0x00000001 +#define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 +#define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 + +/* Encoded in the loh_body field of type layouthint4 */ +enum filelayout_hint_care4 { + NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, + NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, + NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, + NFLH4_CARE_STRIPE_COUNT = 0x00000080 +}; + #endif #endif -- 1.7.2.1