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[XFS] Provide XFS support for the splice syscall.

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Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott
2006-03-31 13:08:59 +10:00
parent 3bbcc8e397
commit 1b895840ce
6 changed files with 202 additions and 65 deletions
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12
fs/xfs/linux-2.6/xfs_vnode.h
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@@ -173,6 +173,12 @@ typedef ssize_t (*vop_write_t)(bhv_desc_t *, struct kiocb *,
typedef ssize_t (*vop_sendfile_t)(bhv_desc_t *, struct file *,
loff_t *, int, size_t, read_actor_t,
void *, struct cred *);
typedef ssize_t (*vop_splice_read_t)(bhv_desc_t *, struct file *,
struct inode *, size_t, int, int,
struct cred *);
typedef ssize_t (*vop_splice_write_t)(bhv_desc_t *, struct inode *,
struct file *, size_t, int, int,
struct cred *);
typedef int (*vop_ioctl_t)(bhv_desc_t *, struct inode *, struct file *,
int, unsigned int, void __user *);
typedef int (*vop_getattr_t)(bhv_desc_t *, struct vattr *, int,
@@ -231,6 +237,8 @@ typedef struct vnodeops {
vop_read_t vop_read;
vop_write_t vop_write;
vop_sendfile_t vop_sendfile;
vop_splice_read_t vop_splice_read;
vop_splice_write_t vop_splice_write;
vop_ioctl_t vop_ioctl;
vop_getattr_t vop_getattr;
vop_setattr_t vop_setattr;
@@ -276,6 +284,10 @@ typedef struct vnodeops {
rv = _VOP_(vop_write, vp)((vp)->v_fbhv,file,iov,segs,offset,ioflags,cr)
#define VOP_SENDFILE(vp,f,off,ioflags,cnt,act,targ,cr,rv) \
rv = _VOP_(vop_sendfile, vp)((vp)->v_fbhv,f,off,ioflags,cnt,act,targ,cr)
#define VOP_SPLICE_READ(vp,f,pipe,cnt,fl,iofl,cr,rv) \
rv = _VOP_(vop_splice_read, vp)((vp)->v_fbhv,f,pipe,cnt,fl,iofl,cr)
#define VOP_SPLICE_WRITE(vp,f,pipe,cnt,fl,iofl,cr,rv) \
rv = _VOP_(vop_splice_write, vp)((vp)->v_fbhv,f,pipe,cnt,fl,iofl,cr)
#define VOP_BMAP(vp,of,sz,rw,b,n,rv) \
rv = _VOP_(vop_bmap, vp)((vp)->v_fbhv,of,sz,rw,b,n)
#define VOP_OPEN(vp, cr, rv) \