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-rw-r--r--fs/nfs/pnfs.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 8835b5a320cc..a4c530e52149 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -72,6 +72,7 @@ enum layoutdriver_policy_flags {
/* Should the pNFS client commit and return the layout upon a setattr */
PNFS_LAYOUTRET_ON_SETATTR = 1 << 0,
PNFS_LAYOUTRET_ON_ERROR = 1 << 1,
+ PNFS_READ_WHOLE_PAGE = 1 << 2,
};
struct nfs4_deviceid_node;
@@ -370,6 +371,14 @@ pnfs_ld_layoutret_on_setattr(struct inode *inode)
}
static inline bool
+pnfs_ld_read_whole_page(struct inode *inode)
+{
+ if (!pnfs_enabled_sb(NFS_SERVER(inode)))
+ return false;
+ return NFS_SERVER(inode)->pnfs_curr_ld->flags & PNFS_READ_WHOLE_PAGE;
+}
+
+static inline bool
pnfs_layoutcommit_outstanding(struct inode *inode)
{
struct nfs_inode *nfsi = NFS_I(inode);
@@ -445,6 +454,12 @@ pnfs_ld_layoutret_on_setattr(struct inode *inode)
}
static inline bool
+pnfs_ld_read_whole_page(struct inode *inode)
+{
+ return false;
+}
+
+static inline bool
pnfs_roc(struct inode *ino)
{
return false;