Re: [PATCH v5 14/20] linux-user: Add support for FIFREEZE and FITHAW ioctls

[Laurent Vivier]

Le 13/01/2020 à 21:34, Aleksandar Markovic a écrit :
> From: Aleksandar Markovic <address@hidden>
> 
> Both FIFREEZE and FITHAW ioctls accept an integer as their third
> argument.
> 
> All ioctls in this group (FI* ioctl) are guarded with "#ifdef", so the
> guards are used in this implementation too for consistency (however,
> many of ioctls in FI* group became old enough that their #ifdef guards
> could be removed, bit this is out of the scope of this patch).
> 
> Signed-off-by: Aleksandar Markovic <address@hidden>
> ---
>  linux-user/ioctls.h       | 6 ++++++
>  linux-user/syscall_defs.h | 2 ++
>  2 files changed, 8 insertions(+)
> 
> diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
> index e4f0a04..66f8c4e 100644
> --- a/linux-user/ioctls.h
> +++ b/linux-user/ioctls.h
> @@ -123,6 +123,12 @@
>  #ifdef FIBMAP
>       IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
>  #endif
> +#ifdef FIFREEZE
> +     IOCTL(FIFREEZE, IOC_W | IOC_R, TYPE_INT)
> +#endif
> +#ifdef FITHAW
> +     IOCTL(FITHAW, IOC_W | IOC_R, TYPE_INT)
> +#endif
>  #ifdef FITRIM
>       IOCTL(FITRIM, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_fstrim_range)))
>  #endif
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index 40851e9..6b88030 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -908,6 +908,8 @@ struct target_pollfd {
>  #define TARGET_FIBMAP     TARGET_IO(0x00,1)  /* bmap access */
>  #define TARGET_FIGETBSZ   TARGET_IO(0x00,2)  /* get the block size used for 
> bmap */
>  
> +#define TARGET_FIFREEZE   TARGET_IOWR('X', 119, int)    /* Freeze */
> +#define TARGET_FITHAW     TARGET_IOWR('X', 120, int)    /* Thaw */
>  #define TARGET_FITRIM     TARGET_IOWR('X', 121, struct fstrim_range)
>  #define TARGET_FICLONE    TARGET_IOW(0x94, 9, int)
>  #define TARGET_FICLONERANGE TARGET_IOW(0x94, 13, struct file_clone_range)
> 

Reviewed-by: Laurent Vivier <address@hidden>