This is a file private handler, similar to ioctls but hopefully a lot
more sane and useful.
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
---
fs/io_uring.c | 5 -----
include/linux/fs.h | 11 +++++++++++
2 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index a4699b066172..fecf10e0625f 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -188,11 +188,6 @@ struct io_rings {
struct io_uring_cqe cqes[] ____cacheline_aligned_in_smp;
};
-enum io_uring_cmd_flags {
- IO_URING_F_NONBLOCK = 1,
- IO_URING_F_COMPLETE_DEFER = 2,
-};
-
struct io_mapped_ubuf {
u64 ubuf;
size_t len;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index ec8f3ddf4a6a..009abc668987 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1884,6 +1884,15 @@ struct dir_context {
#define REMAP_FILE_ADVISORY (REMAP_FILE_CAN_SHORTEN)
struct iov_iter;
+struct io_uring_cmd;
+
+/*
+ * f_op->uring_cmd() issue flags
+ */
+enum io_uring_cmd_flags {
+ IO_URING_F_NONBLOCK = 1,
+ IO_URING_F_COMPLETE_DEFER = 2,
+};
struct file_operations {
struct module *owner;
@@ -1925,6 +1934,8 @@ struct file_operations {
struct file *file_out, loff_t pos_out,
loff_t len, unsigned int remap_flags);
int (*fadvise)(struct file *, loff_t, loff_t, int);
+
+ int (*uring_cmd)(struct io_uring_cmd *, enum io_uring_cmd_flags);
} __randomize_layout;
struct inode_operations {
--
2.31.0
