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authorTrond Myklebust <trond.myklebust@hammerspace.com>2020-03-20 17:08:02 -0400
committerTrond Myklebust <trond.myklebust@hammerspace.com>2020-03-27 16:34:34 -0400
commit18f412969687ded8f1debd21da758b041993e974 (patch)
treeb399bb3160bf1c4f9e5da8a85ff0694f311fcb0e /fs/nfs/pnfs.h
parent0cb1f6df8a63b51f276f94d94957d7a7ca757667 (diff)
downloadlinux-18f412969687ded8f1debd21da758b041993e974.tar.bz2
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.h16
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)