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Commit c6a6f19e authored by David Howells's avatar David Howells
Browse files

NFS: Add FS-Cache option bit and debug bit 



Add FS-Cache option bit to nfs_server struct.  This is set to indicate local
on-disk caching is enabled for a particular superblock.

Also add debug bit for local caching operations.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
Acked-by: default avatarSteve Dickson <steved@redhat.com>
Acked-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
Acked-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Tested-by: default avatarDaire Byrne <Daire.Byrne@framestore.com>
parent 6b9b3514

include/linux/nfs_fs.h

+1 −0
Original line number Diff line number Diff line
@@ -583,6 +583,7 @@ extern void * nfs_root_data(void); 
#define NFSDBG_CALLBACK		0x0100

#define NFSDBG_CLIENT		0x0200

#define NFSDBG_MOUNT		0x0400

#define NFSDBG_FSCACHE		0x0800

#define NFSDBG_ALL		0xFFFF



#ifdef __KERNEL__

include/linux/nfs_fs_sb.h

+2 −0
Original line number Diff line number Diff line
@@ -96,6 +96,8 @@ struct nfs_server { 
	unsigned int		acdirmin;

	unsigned int		acdirmax;

	unsigned int		namelen;

	unsigned int		options;	/* extra options enabled by mount */

#define NFS_OPTION_FSCACHE	0x00000001	/* - local caching enabled */



	struct nfs_fsid		fsid;

	__u64			maxfilesize;	/* maximum file size */