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Merge branch 'tee' of git://brick.kernel.dk/data/git/linux-2.6-block

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* 'tee' of git://brick.kernel.dk/data/git/linux-2.6-block:
  [PATCH] splice: add support for sys_tee()
  [PATCH] splice: pass offset around for ->splice_read() and ->splice_write()
This commit is contained in:
Linus Torvalds
2006-04-14 09:02:07 -07:00
parent e57a505984 70524490ee
commit 9ca686626c
16 changed files with 282 additions and 70 deletions
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12
include/linux/fs.h
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@@ -1039,8 +1039,8 @@ struct file_operations {
int (*check_flags)(int);
int (*dir_notify)(struct file *filp, unsigned long arg);
int (*flock) (struct file *, int, struct file_lock *);
ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, size_t, unsigned int);
ssize_t (*splice_read)(struct file *, struct pipe_inode_info *, size_t, unsigned int);
ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int);
ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *, size_t, unsigned int);
};
struct inode_operations {
@@ -1613,13 +1613,13 @@ extern void do_generic_mapping_read(struct address_space *mapping,
loff_t *, read_descriptor_t *, read_actor_t);
/* fs/splice.c */
extern ssize_t generic_file_splice_read(struct file *,
extern ssize_t generic_file_splice_read(struct file *, loff_t *,
struct pipe_inode_info *, size_t, unsigned int);
extern ssize_t generic_file_splice_write(struct pipe_inode_info *,
struct file *, size_t, unsigned int);
struct file *, loff_t *, size_t, unsigned int);
extern ssize_t generic_splice_sendpage(struct pipe_inode_info *pipe,
struct file *out, size_t len, unsigned int flags);
extern long do_splice_direct(struct file *in, struct file *out,
struct file *out, loff_t *, size_t len, unsigned int flags);
extern long do_splice_direct(struct file *in, loff_t *ppos, struct file *out,
size_t len, unsigned int flags);
extern void

1
include/linux/pipe_fs_i.h
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@@ -21,6 +21,7 @@ struct pipe_buf_operations {
void (*unmap)(struct pipe_inode_info *, struct pipe_buffer *);
void (*release)(struct pipe_inode_info *, struct pipe_buffer *);
int (*steal)(struct pipe_inode_info *, struct pipe_buffer *);
void (*get)(struct pipe_inode_info *, struct pipe_buffer *);
};
struct pipe_inode_info {

2
include/linux/syscalls.h
View File

@@ -574,6 +574,8 @@ asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
int fd_out, loff_t __user *off_out,
size_t len, unsigned int flags);
asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
unsigned int flags);