diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-11-29 01:27:19 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-11-29 01:27:19 +0100 |
| commit | 72083646528d4887b920deb71b37e09bc7d227bb (patch) | |
| tree | 84a650b474530ae2d2d72614899532757d4bb961 | |
| parent | Export 'get_pipe_info()' to other users (diff) | |
| download | linux-72083646528d4887b920deb71b37e09bc7d227bb.tar.xz linux-72083646528d4887b920deb71b37e09bc7d227bb.zip | |
Un-inline get_pipe_info() helper function
This avoids some include-file hell, and the function isn't really
important enough to be inlined anyway.
Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/pipe.c | 12 | ||||
| -rw-r--r-- | include/linux/pipe_fs_i.h | 13 |
2 files changed, 13 insertions, 12 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index b8997f8c6324..04629f36e397 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -1199,6 +1199,18 @@ int pipe_proc_fn(struct ctl_table *table, int write, void __user *buf, return ret; } +/* + * After the inode slimming patch, i_pipe/i_bdev/i_cdev share the same + * location, so checking ->i_pipe is not enough to verify that this is a + * pipe. + */ +struct pipe_inode_info *get_pipe_info(struct file *file) +{ + struct inode *i = file->f_path.dentry->d_inode; + + return S_ISFIFO(i->i_mode) ? i->i_pipe : NULL; +} + long pipe_fcntl(struct file *file, unsigned int cmd, unsigned long arg) { struct pipe_inode_info *pipe; diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 3c5ac3147428..bb27d7ec2fb9 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -160,17 +160,6 @@ void generic_pipe_buf_release(struct pipe_inode_info *, struct pipe_buffer *); /* for F_SETPIPE_SZ and F_GETPIPE_SZ */ long pipe_fcntl(struct file *, unsigned int, unsigned long arg); - -/* - * After the inode slimming patch, i_pipe/i_bdev/i_cdev share the same - * location, so checking ->i_pipe is not enough to verify that this is a - * pipe. - */ -static inline struct pipe_inode_info *get_pipe_info(struct file *file) -{ - struct inode *i = file->f_path.dentry->d_inode; - - return S_ISFIFO(i->i_mode) ? i->i_pipe : NULL; -} +struct pipe_inode_info *get_pipe_info(struct file *file); #endif |