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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-20 17:08:02 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2020-03-27 16:34:34 -0400 |
| commit | 18f412969687ded8f1debd21da758b041993e974 (patch) | |
| tree | b399bb3160bf1c4f9e5da8a85ff0694f311fcb0e /fs/nfs/pnfs.h | |
| parent | pNFS: Support per-layout segment commits in pnfs_generic_commit_pagelist() (diff) | |
| download | linux-dev-18f412969687ded8f1debd21da758b041993e974.tar.xz linux-dev-18f412969687ded8f1debd21da758b041993e974.zip | |
NFS/pNFS: Allow O_DIRECT to release the DS commitinfo
Add a pNFS callback to allow the O_DIRECT code to release the DS
commitinfo when freeing the dreq.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
| -rw-r--r-- | fs/nfs/pnfs.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h index b293afb48d04..2ec97b419b56 100644 --- a/fs/nfs/pnfs.h +++ b/fs/nfs/pnfs.h @@ -149,6 +149,8 @@ struct pnfs_layoutdriver_type { const struct nfs_pageio_ops *pg_write_ops; struct pnfs_ds_commit_info *(*get_ds_info) (struct inode *inode); + void (*release_ds_info)(struct pnfs_ds_commit_info *, + struct inode *inode); void (*mark_request_commit) (struct nfs_page *req, struct pnfs_layout_segment *lseg, struct nfs_commit_info *cinfo, @@ -469,6 +471,15 @@ pnfs_init_ds_commit_info(struct pnfs_ds_commit_info *fl_cinfo) } static inline void +pnfs_release_ds_info(struct pnfs_ds_commit_info *fl_cinfo, struct inode *inode) +{ + struct pnfs_layoutdriver_type *ld = NFS_SERVER(inode)->pnfs_curr_ld; + + if (ld != NULL && ld->release_ds_info != NULL) + ld->release_ds_info(fl_cinfo, inode); +} + +static inline void pnfs_generic_mark_devid_invalid(struct nfs4_deviceid_node *node) { set_bit(NFS_DEVICEID_INVALID, &node->flags); @@ -770,6 +781,11 @@ pnfs_init_ds_commit_info(struct pnfs_ds_commit_info *fl_cinfo) { } +static inline void +pnfs_release_ds_info(struct pnfs_ds_commit_info *fl_cinfo, struct inode *inode) +{ +} + static inline bool pnfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg, struct nfs_commit_info *cinfo, u32 ds_commit_idx) |