From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1164359AbWLHBSJ (ORCPT ); Thu, 7 Dec 2006 20:18:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1164346AbWLHBRc (ORCPT ); Thu, 7 Dec 2006 20:17:32 -0500 Received: from mx2.suse.de ([195.135.220.15]:47290 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1164343AbWLHBO2 (ORCPT ); Thu, 7 Dec 2006 20:14:28 -0500 From: NeilBrown To: Andrew Morton Date: Fri, 8 Dec 2006 12:14:41 +1100 Message-Id: <1061208011441.30737@suse.de> X-face: [Gw_3E*Gng}4rRrKRYotwlE?.2|**#s9D Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: J.Bruce Fields I'm not too fond of these big if conditions. Replace them by checks of a flag in the operation descriptor. To my eye this makes the code a bit more self-documenting, and makes the complicated part of the code (proc_compound) a little more compact. Signed-off-by: J. Bruce Fields Signed-off-by: Neil Brown ### Diffstat output ./fs/nfsd/nfs4proc.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff .prev/fs/nfsd/nfs4proc.c ./fs/nfsd/nfs4proc.c --- .prev/fs/nfsd/nfs4proc.c 2006-12-08 12:09:30.000000000 +1100 +++ ./fs/nfsd/nfs4proc.c 2006-12-08 12:09:30.000000000 +1100 @@ -802,6 +802,8 @@ typedef __be32(*nfsd4op_func)(struct svc struct nfsd4_operation { nfsd4op_func op_func; u32 op_flags; +/* GETATTR and ops not listed as returning NFS4ERR_MOVED: */ +#define ALLOWED_ON_ABSENT_FS 1 }; static struct nfsd4_operation nfsd4_ops[]; @@ -887,17 +889,8 @@ nfsd4_proc_compound(struct svc_rqst *rqs op->status = nfserr_nofilehandle; goto encode_op; } - } - /* Check must be done at start of each operation, except - * for GETATTR and ops not listed as returning NFS4ERR_MOVED - */ - else if (cstate->current_fh.fh_export->ex_fslocs.migrated && - !((op->opnum == OP_GETATTR) || - (op->opnum == OP_PUTROOTFH) || - (op->opnum == OP_PUTPUBFH) || - (op->opnum == OP_RENEW) || - (op->opnum == OP_SETCLIENTID) || - (op->opnum == OP_RELEASE_LOCKOWNER))) { + } else if (cstate->current_fh.fh_export->ex_fslocs.migrated && + !(opdesc->op_flags & ALLOWED_ON_ABSENT_FS)) { op->status = nfserr_moved; goto encode_op; } @@ -951,6 +944,7 @@ static struct nfsd4_operation nfsd4_ops[ }, [OP_GETATTR] = { .op_func = (nfsd4op_func)nfsd4_getattr, + .op_flags = ALLOWED_ON_ABSENT_FS, }, [OP_GETFH] = { .op_func = (nfsd4op_func)nfsd4_getfh, @@ -988,8 +982,13 @@ static struct nfsd4_operation nfsd4_ops[ [OP_PUTFH] = { .op_func = (nfsd4op_func)nfsd4_putfh, }, + [OP_PUTPUBFH] = { + /* unsupported; just for future reference: */ + .op_flags = ALLOWED_ON_ABSENT_FS, + }, [OP_PUTROOTFH] = { .op_func = (nfsd4op_func)nfsd4_putrootfh, + .op_flags = ALLOWED_ON_ABSENT_FS, }, [OP_READ] = { .op_func = (nfsd4op_func)nfsd4_read, @@ -1008,6 +1007,7 @@ static struct nfsd4_operation nfsd4_ops[ }, [OP_RENEW] = { .op_func = (nfsd4op_func)nfsd4_renew, + .op_flags = ALLOWED_ON_ABSENT_FS, }, [OP_RESTOREFH] = { .op_func = (nfsd4op_func)nfsd4_restorefh, @@ -1020,6 +1020,7 @@ static struct nfsd4_operation nfsd4_ops[ }, [OP_SETCLIENTID] = { .op_func = (nfsd4op_func)nfsd4_setclientid, + .op_flags = ALLOWED_ON_ABSENT_FS, }, [OP_SETCLIENTID_CONFIRM] = { .op_func = (nfsd4op_func)nfsd4_setclientid_confirm, @@ -1032,6 +1033,7 @@ static struct nfsd4_operation nfsd4_ops[ }, [OP_RELEASE_LOCKOWNER] = { .op_func = (nfsd4op_func)nfsd4_release_lockowner, + .op_flags = ALLOWED_ON_ABSENT_FS, }, };