Re: [PATCH v4 2/3] linux/fs.h: add types and routines needed for SquashFS

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On Fri, 26 Feb 2016 16:19:44 +0100
yegorslists@xxxxxxxxxxxxxx wrote:

> From: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
> 
> Signed-off-by: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
> ---
>  include/linux/fs.h | 27 +++++++++++++++++++++++++++
>  1 file changed, 27 insertions(+)
> 
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index 7e9886a..e11a602 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -19,6 +19,26 @@
>  #endif
>  
>  /*
> + * File types
> + *
> + * NOTE! These match bits 12..15 of stat.st_mode
> + * (ie "(i_mode >> 12) & 15").
> + */
> +#define DT_UNKNOWN	0
> +#define DT_FIFO		1
> +#define DT_CHR		2
> +#define DT_DIR		4
> +#define DT_BLK		6
> +#define DT_REG		8
> +#define DT_LNK		10
> +#define DT_SOCK		12
> +#define DT_WHT		14
> +
> +struct dir_context {
> +	loff_t pos;
> +};
> +
> +/*
>   * These are the fs-independent mount-flags: up to 32 flags are supported
>   */
>  #define MS_RDONLY	 1	/* Mount read-only */
> @@ -74,6 +94,7 @@ struct inode {
>  	struct timespec		i_mtime;
>  	struct timespec		i_ctime;
>  	unsigned int		i_blkbits;
> +	blkcnt_t		i_blocks;
>  	unsigned short          i_bytes;
>  	umode_t			i_mode;
>  	spinlock_t		i_lock;	/* i_blocks, i_bytes, maybe i_size */
> @@ -194,6 +215,7 @@ struct file_system_type {
>  
>  struct file {
>  	struct path		f_path;
> +	struct inode		*f_inode;	/* cached value */
>  #define f_dentry	f_path.dentry
>  #define f_vfsmnt	f_path.mnt
>  	const struct file_operations	*f_op;
> @@ -361,4 +383,9 @@ struct file {
>  #define I_DIRTY (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_PAGES)
>  #define I_DIRTY_ALL (I_DIRTY | I_DIRTY_TIME)
>  
> +static inline loff_t i_size_read(const struct inode *inode)
> +{
> +        return inode->i_size;

checkpatch.pl reports about an error here:

    ERROR: code indent should use tabs where possible

> +}
> +
>  #endif /* _LINUX_FS_H */
> -- 
> 2.1.4
> 
> 
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> http://lists.infradead.org/mailman/listinfo/barebox


-- 
-- 
Best regards,
  Antony Pavlov

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