Le 13/01/2020 à 21:34, Aleksandar Markovic a écrit :
> From: Aleksandar Markovic <amarko...@wavecomp.com>
>
> FITRIM ioctl accepts a pointer to the structure
>
> struct fstrim_range {
> __u64 start;
> __u64 len;
> __u64 minlen;
> };
>
> as its 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 <amarko...@wavecomp.com>
> ---
> linux-user/ioctls.h | 3 +++
> linux-user/syscall_defs.h | 1 +
> 2 files changed, 4 insertions(+)
>
> diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
> index e1b89a7..e4f0a04 100644
> --- a/linux-user/ioctls.h
> +++ b/linux-user/ioctls.h
> @@ -123,6 +123,9 @@
> #ifdef FIBMAP
> IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
> #endif
> +#ifdef FITRIM
> + IOCTL(FITRIM, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_fstrim_range)))
It seems STRUCT_fstrim_range is not defined.
> +#endif
> #ifdef FICLONE
> IOCTL(FICLONE, IOC_W, TYPE_INT)
> IOCTL(FICLONERANGE, IOC_W, MK_PTR(MK_STRUCT(STRUCT_file_clone_range)))
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index 12cd3de..40851e9 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -908,6 +908,7 @@ 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_FITRIM TARGET_IOWR('X', 121, struct fstrim_range)
I think you need a "#ifdef" here too.
> #define TARGET_FICLONE TARGET_IOW(0x94, 9, int)
> #define TARGET_FICLONERANGE TARGET_IOW(0x94, 13, struct file_clone_range)
>
>
Thanks,
Laurent
