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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-20 18:34:33 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-27 16:34:34 -0400 |
| commit | ba827c9abb0b413a4c87b68c87d39b310fc01101 (patch) | |
| tree | 4fe2907dadb285f53ca76f7841d66ce9634173c6 /fs/nfs/flexfilelayout/flexfilelayout.c | |
| parent | pNFS: Add infrastructure for cleaning up per-layout commit structures (diff) | |
| download | linux-dev-ba827c9abb0b413a4c87b68c87d39b310fc01101.tar.xz linux-dev-ba827c9abb0b413a4c87b68c87d39b310fc01101.zip | |
pNFS: Enable per-layout segment commit structures
Enable adding and lookup of per-layout segment commits in filelayout
and flexfilelayout.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/flexfilelayout/flexfilelayout.c')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayout.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index 8e1393d75cbc..f343a241906a 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -2005,6 +2005,24 @@ ff_layout_get_ds_info(struct inode *inode) } static void +ff_layout_setup_ds_info(struct pnfs_ds_commit_info *fl_cinfo, + struct pnfs_layout_segment *lseg) +{ + struct nfs4_ff_layout_segment *flseg = FF_LAYOUT_LSEG(lseg); + struct inode *inode = lseg->pls_layout->plh_inode; + struct pnfs_commit_array *array, *new; + + new = pnfs_alloc_commit_array(flseg->mirror_array_cnt, GFP_NOIO); + if (new) { + spin_lock(&inode->i_lock); + array = pnfs_add_commit_array(fl_cinfo, new, lseg); + spin_unlock(&inode->i_lock); + if (array != new) + pnfs_free_commit_array(new); + } +} + +static void ff_layout_release_ds_info(struct pnfs_ds_commit_info *fl_cinfo, struct inode *inode) { @@ -2513,6 +2531,7 @@ static struct pnfs_layoutdriver_type flexfilelayout_type = { .pg_read_ops = &ff_layout_pg_read_ops, .pg_write_ops = &ff_layout_pg_write_ops, .get_ds_info = ff_layout_get_ds_info, + .setup_ds_info = ff_layout_setup_ds_info, .release_ds_info = ff_layout_release_ds_info, .free_deviceid_node = ff_layout_free_deviceid_node, .mark_request_commit = pnfs_layout_mark_request_commit, |