mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 18:11:56 +00:00
2e72448b07
This adds the copy_range file_ops function pointer used by the sys_copy_range() function call. This patch only implements sync copies, so if an async copy happens we decode the stateid and ignore it. Signed-off-by: Anna Schumaker <bjschuma@netapp.com>
24 lines
804 B
C
24 lines
804 B
C
/*
|
|
* Copyright (c) 2014 Anna Schumaker <Anna.Schumaker@Netapp.com>
|
|
*/
|
|
|
|
#ifndef __LINUX_FS_NFS_NFS4_2_H
|
|
#define __LINUX_FS_NFS_NFS4_2_H
|
|
|
|
/*
|
|
* FIXME: four LAYOUTSTATS calls per compound at most! Do we need to support
|
|
* more? Need to consider not to pre-alloc too much for a compound.
|
|
*/
|
|
#define PNFS_LAYOUTSTATS_MAXDEV (4)
|
|
|
|
/* nfs4.2proc.c */
|
|
int nfs42_proc_allocate(struct file *, loff_t, loff_t);
|
|
ssize_t nfs42_proc_copy(struct file *, loff_t, struct file *, loff_t, size_t);
|
|
int nfs42_proc_deallocate(struct file *, loff_t, loff_t);
|
|
loff_t nfs42_proc_llseek(struct file *, loff_t, int);
|
|
int nfs42_proc_layoutstats_generic(struct nfs_server *,
|
|
struct nfs42_layoutstat_data *);
|
|
int nfs42_proc_clone(struct file *, struct file *, loff_t, loff_t, loff_t);
|
|
|
|
#endif /* __LINUX_FS_NFS_NFS4_2_H */
|