openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

switch create_read_pipe() to alloc_file() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-08-09 01:01:37 +04:00
parent 2c48b9c455
commit d231412db6
1 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
fs/pipe.c
View File

@ -1029,20 +1029,14 @@ void free_write_pipe(struct file *f)
struct file *create_read_pipe(struct file *wrf, int flags)
{
struct file *f = get_empty_filp();
/* Grab pipe from the writer */
struct file *f = alloc_file(&wrf->f_path, FMODE_READ,
&read_pipefifo_fops);
if (!f)
return ERR_PTR(-ENFILE);
/* Grab pipe from the writer */
f->f_path = wrf->f_path;
path_get(&wrf->f_path);
f->f_mapping = wrf->f_path.dentry->d_inode->i_mapping;
f->f_pos = 0;
f->f_flags = O_RDONLY | (flags & O_NONBLOCK);
f->f_op = &read_pipefifo_fops;
f->f_mode = FMODE_READ;
f->f_version = 0;
return f;
}