From 561d6f8aaffcc9d346e452361a6d80cb8461799d Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Thu, 28 Feb 2019 10:38:41 -0500 Subject: NFS/flexfiles: Simplify nfs4_ff_find_or_create_ds_client() Pass in a pointer to the mirror rather than forcing another array access. Signed-off-by: Trond Myklebust --- fs/nfs/flexfilelayout/flexfilelayout.c | 6 +++--- fs/nfs/flexfilelayout/flexfilelayout.h | 3 +-- fs/nfs/flexfilelayout/flexfilelayoutdev.c | 7 ++----- 3 files changed, 6 insertions(+), 10 deletions(-) (limited to 'fs/nfs') diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index f57cb38bd286..88b9190b761b 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -1778,7 +1778,7 @@ ff_layout_read_pagelist(struct nfs_pgio_header *hdr) if (!ds) goto out_failed; - ds_clnt = nfs4_ff_find_or_create_ds_client(lseg, idx, ds->ds_clp, + ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp, hdr->inode); if (IS_ERR(ds_clnt)) goto out_failed; @@ -1843,7 +1843,7 @@ ff_layout_write_pagelist(struct nfs_pgio_header *hdr, int sync) if (!ds) goto out_failed; - ds_clnt = nfs4_ff_find_or_create_ds_client(lseg, idx, ds->ds_clp, + ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp, hdr->inode); if (IS_ERR(ds_clnt)) goto out_failed; @@ -1928,7 +1928,7 @@ static int ff_layout_initiate_commit(struct nfs_commit_data *data, int how) if (!ds) goto out_err; - ds_clnt = nfs4_ff_find_or_create_ds_client(lseg, idx, ds->ds_clp, + ds_clnt = nfs4_ff_find_or_create_ds_client(mirror, ds->ds_clp, data->inode); if (IS_ERR(ds_clnt)) goto out_err; diff --git a/fs/nfs/flexfilelayout/flexfilelayout.h b/fs/nfs/flexfilelayout/flexfilelayout.h index 935cba942834..2bda4baa655a 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.h +++ b/fs/nfs/flexfilelayout/flexfilelayout.h @@ -215,8 +215,7 @@ nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg, bool fail_return); struct rpc_clnt * -nfs4_ff_find_or_create_ds_client(struct pnfs_layout_segment *lseg, - u32 ds_idx, +nfs4_ff_find_or_create_ds_client(struct nfs4_ff_layout_mirror *mirror, struct nfs_client *ds_clp, struct inode *inode); const struct cred *ff_layout_get_ds_cred(struct pnfs_layout_segment *lseg, diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c index 3a2419313fe9..1fe66745f452 100644 --- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c +++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c @@ -464,8 +464,7 @@ ff_layout_get_ds_cred(struct pnfs_layout_segment *lseg, u32 ds_idx, /** * nfs4_ff_find_or_create_ds_client - Find or create a DS rpc client - * @lseg: pointer to layout segment - * @ds_idx: mirror index + * @mirror: pointer to the mirror * @ds_clp: nfs_client for the DS * @inode: pointer to inode * @@ -473,11 +472,9 @@ ff_layout_get_ds_cred(struct pnfs_layout_segment *lseg, u32 ds_idx, * in the nfs_client cl_ds_clients list. */ struct rpc_clnt * -nfs4_ff_find_or_create_ds_client(struct pnfs_layout_segment *lseg, u32 ds_idx, +nfs4_ff_find_or_create_ds_client(struct nfs4_ff_layout_mirror *mirror, struct nfs_client *ds_clp, struct inode *inode) { - struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, ds_idx); - switch (mirror->mirror_ds->ds_versions[0].version) { case 3: /* For NFSv3 DS, flavor is set when creating DS connections */ -- cgit