Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx11.netapp.com ([216.240.18.76]:24972 "EHLO mx11.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754326AbbAESKI (ORCPT ); Mon, 5 Jan 2015 13:10:08 -0500 Message-ID: <54AAD37C.9050401@Netapp.com> Date: Mon, 5 Jan 2015 13:10:04 -0500 From: Anna Schumaker MIME-Version: 1.0 To: Tom Haynes , Trond Myklebust CC: Linux NFS Mailing List Subject: Re: [PATCH v2 11/49] pnfs: Add nfs_rpc_ops in calls to nfs_initiate_pgio References: <1419405208-25975-1-git-send-email-loghyr@primarydata.com> <1419405208-25975-12-git-send-email-loghyr@primarydata.com> In-Reply-To: <1419405208-25975-12-git-send-email-loghyr@primarydata.com> Content-Type: text/plain; charset="utf-8" Sender: linux-nfs-owner@vger.kernel.org List-ID: Hey Tom, On 12/24/2014 02:12 AM, Tom Haynes wrote: > Signed-off-by: Tom Haynes > --- > fs/nfs/filelayout/filelayout.c | 4 ++-- > fs/nfs/internal.h | 1 + > fs/nfs/pagelist.c | 6 ++++-- > fs/nfs/read.c | 3 ++- > fs/nfs/write.c | 3 ++- > include/linux/nfs_page.h | 1 + > 6 files changed, 12 insertions(+), 6 deletions(-) > > diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c > index bc36ed3..25c4896 100644 > --- a/fs/nfs/filelayout/filelayout.c > +++ b/fs/nfs/filelayout/filelayout.c > @@ -501,7 +501,7 @@ filelayout_read_pagelist(struct nfs_pgio_header *hdr) > hdr->mds_offset = offset; > > /* Perform an asynchronous read to ds */ > - nfs_initiate_pgio(ds_clnt, hdr, > + nfs_initiate_pgio(ds_clnt, hdr, NFS_PROTO(hdr->inode), > &filelayout_read_call_ops, 0, RPC_TASK_SOFTCONN); > return PNFS_ATTEMPTED; > } > @@ -542,7 +542,7 @@ filelayout_write_pagelist(struct nfs_pgio_header *hdr, int sync) > hdr->args.offset = filelayout_get_dserver_offset(lseg, offset); > > /* Perform an asynchronous write */ > - nfs_initiate_pgio(ds_clnt, hdr, > + nfs_initiate_pgio(ds_clnt, hdr, NFS_PROTO(hdr->inode), > &filelayout_write_call_ops, sync, > RPC_TASK_SOFTCONN); > return PNFS_ATTEMPTED; > diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h > index 5543850..1d15ffa 100644 > --- a/fs/nfs/internal.h > +++ b/fs/nfs/internal.h > @@ -251,6 +251,7 @@ void nfs_pgio_header_free(struct nfs_pgio_header *); > void nfs_pgio_data_destroy(struct nfs_pgio_header *); > int nfs_generic_pgio(struct nfs_pageio_descriptor *, struct nfs_pgio_header *); > int nfs_initiate_pgio(struct rpc_clnt *, struct nfs_pgio_header *, > + const struct nfs_rpc_ops *, > const struct rpc_call_ops *, int, int); > void nfs_free_request(struct nfs_page *req); > > diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c > index 2b5e769..35a2626 100644 > --- a/fs/nfs/pagelist.c > +++ b/fs/nfs/pagelist.c > @@ -597,6 +597,7 @@ static void nfs_pgio_prepare(struct rpc_task *task, void *calldata) > } > > int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr, > + const struct nfs_rpc_ops *rpc_ops, > const struct rpc_call_ops *call_ops, int how, int flags) > { > struct rpc_task *task; > @@ -616,7 +617,7 @@ int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr, > }; > int ret = 0; > > - hdr->rw_ops->rw_initiate(hdr, &msg, &task_setup_data, how); > + hdr->rw_ops->rw_initiate(hdr, &msg, rpc_ops, &task_setup_data, how); > > dprintk("NFS: %5u initiated pgio call " > "(req %s/%llu, %u bytes @ offset %llu)\n", > @@ -792,7 +793,8 @@ static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc) > ret = nfs_generic_pgio(desc, hdr); > if (ret == 0) > ret = nfs_initiate_pgio(NFS_CLIENT(hdr->inode), > - hdr, desc->pg_rpc_callops, > + hdr, NFS_PROTO(hdr->inode), > + desc->pg_rpc_callops, > desc->pg_ioflags, 0); > return ret; > } > diff --git a/fs/nfs/read.c b/fs/nfs/read.c > index c91a479..092ab49 100644 > --- a/fs/nfs/read.c > +++ b/fs/nfs/read.c > @@ -168,13 +168,14 @@ out: > > static void nfs_initiate_read(struct nfs_pgio_header *hdr, > struct rpc_message *msg, > + const struct nfs_rpc_ops *rpc_ops, > struct rpc_task_setup *task_setup_data, int how) > { > struct inode *inode = hdr->inode; > int swap_flags = IS_SWAPFILE(inode) ? NFS_RPC_SWAPFLAGS : 0; > > task_setup_data->flags |= swap_flags; > - NFS_PROTO(inode)->read_setup(hdr, msg); > + rpc_ops->read_setup(hdr, msg); > } > > static void > diff --git a/fs/nfs/write.c b/fs/nfs/write.c > index af3af68..e5ed21c 100644 > --- a/fs/nfs/write.c > +++ b/fs/nfs/write.c > @@ -1240,13 +1240,14 @@ static int flush_task_priority(int how) > > static void nfs_initiate_write(struct nfs_pgio_header *hdr, > struct rpc_message *msg, > + const struct nfs_rpc_ops *rpc_ops, > struct rpc_task_setup *task_setup_data, int how) > { > struct inode *inode = hdr->inode; > int priority = flush_task_priority(how); > > task_setup_data->priority = priority; > - NFS_PROTO(inode)->write_setup(hdr, msg); > + rpc_ops->write_setup(hdr, msg); > > nfs4_state_protect_write(NFS_SERVER(inode)->nfs_client, > &task_setup_data->rpc_client, msg, hdr); When I compile without NFS v4 I get: fs/nfs/write.c: In function 'nfs_initiate_write': fs/nfs/write.c:1246:16: error: unused variable 'inode' [-Werror=unused-variable] struct inode *inode = hdr->inode; The call to nfs4_state_protect_write() is getting optimized out? Anna > diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h > index 6c3e06e..4c3aa80 100644 > --- a/include/linux/nfs_page.h > +++ b/include/linux/nfs_page.h > @@ -69,6 +69,7 @@ struct nfs_rw_ops { > struct inode *); > void (*rw_result)(struct rpc_task *, struct nfs_pgio_header *); > void (*rw_initiate)(struct nfs_pgio_header *, struct rpc_message *, > + const struct nfs_rpc_ops *, > struct rpc_task_setup *, int); > }; > >