With introduction of packetized pipe mode, represented by O_DIRECT flag,
splice stopped working correctly with a pipe in this mode.
To be able to fix them, this helper have to exposed.
Signed-off-by: Stanislav Kinsburskiy <skinsbursky@xxxxxxxxxxxxx>
---
fs/pipe.c | 2 +-
include/linux/pipe_fs_i.h | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/pipe.c b/fs/pipe.c
index 42cf8dd..645d142 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -329,7 +329,7 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to)
return ret;
}
-static inline int is_packetized(struct file *file)
+int is_packetized(struct file *file)
{
return (file->f_flags & O_DIRECT) != 0;
}
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index eb8b8ac..9fdaf8f 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -146,4 +146,6 @@ struct pipe_inode_info *get_pipe_info(struct file *file);
int create_pipe_files(struct file **, int);
+int is_packetized(struct file *file);
+
#endif
--
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