Re: [PATCH RFC 1/8] fs, block: move blk_mode_t and fop_flags_t into <linux/types.h>
From: Jan Kara
Date: Mon Jun 08 2026 - 06:11:30 EST
On Tue 02-06-26 12:10:07, Christian Brauner wrote:
> blk_mode_t and fop_flags_t are both plain 'unsigned int __bitwise' flag
> typedefs, exactly like the gfp_t, slab_flags_t and fmode_t that already
> live in <linux/types.h>. Move them there so they are available
> everywhere without having to drag in a subsystem header.
>
> Signed-off-by: Christian Brauner (Amutable) <brauner@xxxxxxxxxx>
Makes sense. Feel free to add:
Reviewed-by: Jan Kara <jack@xxxxxxx>
Honza
> ---
> include/linux/blkdev.h | 2 --
> include/linux/fs.h | 2 --
> include/linux/types.h | 2 ++
> 3 files changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
> index 890128cdea1c..c8494d64a69d 100644
> --- a/include/linux/blkdev.h
> +++ b/include/linux/blkdev.h
> @@ -126,8 +126,6 @@ struct blk_integrity {
> unsigned char pi_tuple_size;
> };
>
> -typedef unsigned int __bitwise blk_mode_t;
> -
> /* open for reading */
> #define BLK_OPEN_READ ((__force blk_mode_t)(1 << 0))
> /* open for writing */
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index 11559c513dfb..e9346be8470f 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -1921,8 +1921,6 @@ struct dir_context {
> struct io_uring_cmd;
> struct offset_ctx;
>
> -typedef unsigned int __bitwise fop_flags_t;
> -
> struct file_operations {
> struct module *owner;
> fop_flags_t fop_flags;
> diff --git a/include/linux/types.h b/include/linux/types.h
> index 608050dbca6a..ef026585420b 100644
> --- a/include/linux/types.h
> +++ b/include/linux/types.h
> @@ -163,6 +163,8 @@ typedef u32 dma_addr_t;
> typedef unsigned int __bitwise gfp_t;
> typedef unsigned int __bitwise slab_flags_t;
> typedef unsigned int __bitwise fmode_t;
> +typedef unsigned int __bitwise blk_mode_t;
> +typedef unsigned int __bitwise fop_flags_t;
>
> #ifdef CONFIG_PHYS_ADDR_T_64BIT
> typedef u64 phys_addr_t;
>
> --
> 2.47.3
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR