[Qemu-devel] [PATCH for 4.2 3/3] linux-user: Add support for RNDRESEEDCRNG ioctl

Aleksandar Markovic posted 3 patches 6 years, 6 months ago
Maintainers: Riku Voipio <riku.voipio@iki.fi>, Laurent Vivier <laurent@vivier.eu>
[Qemu-devel] [PATCH for 4.2 3/3] linux-user: Add support for RNDRESEEDCRNG ioctl
Posted by Aleksandar Markovic 6 years, 6 months ago
From: Aleksandar Markovic <amarkovic@wavecomp.com>

RNDRESEEDCRNG is a newer ioctl (added in mid-2018 in kernel), and
"ifdef" guard is used for that reason in this patch.

Signed-off-by: Aleksandar Markovic <amarkovic@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 7fac4fc..4264ff5 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -233,6 +233,9 @@
   IOCTL(RNDADDTOENTCNT, IOC_W, MK_PTR(TYPE_INT))
   IOCTL(RNDZAPENTCNT, 0, TYPE_NULL)
   IOCTL(RNDCLEARPOOL, 0, TYPE_NULL)
+#ifdef RNDRESEEDCRNG
+  IOCTL(RNDRESEEDCRNG, 0, TYPE_NULL)
+#endif
 
   IOCTL(CDROMPAUSE, 0, TYPE_NULL)
   IOCTL(CDROMSTART, 0, TYPE_NULL)
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 61c2f3c..bc3f52b 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -824,6 +824,7 @@ struct target_pollfd {
 #define TARGET_RNDADDTOENTCNT  TARGET_IOW('R', 0x01, int)
 #define TARGET_RNDZAPENTCNT    TARGET_IO('R', 0x04)
 #define TARGET_RNDCLEARPOOL    TARGET_IO('R', 0x06)
+#define TARGET_RNDRESEEDCRNG   TARGET_IO('R', 0x07)
 
 /* From <linux/fs.h> */
 
-- 
2.7.4


Re: [Qemu-devel] [PATCH for 4.2 3/3] linux-user: Add support for RNDRESEEDCRNG ioctl
Posted by Laurent Vivier 6 years, 6 months ago
Le 24/07/2019 à 16:12, Aleksandar Markovic a écrit :
> From: Aleksandar Markovic <amarkovic@wavecomp.com>
> 
> RNDRESEEDCRNG is a newer ioctl (added in mid-2018 in kernel), and
> "ifdef" guard is used for that reason in this patch.

since kernel 4.17

Reviewed-by: Laurent Vivier <laurent@vivier.eu>

> 
> Signed-off-by: Aleksandar Markovic <amarkovic@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 7fac4fc..4264ff5 100644
> --- a/linux-user/ioctls.h
> +++ b/linux-user/ioctls.h
> @@ -233,6 +233,9 @@
>    IOCTL(RNDADDTOENTCNT, IOC_W, MK_PTR(TYPE_INT))
>    IOCTL(RNDZAPENTCNT, 0, TYPE_NULL)
>    IOCTL(RNDCLEARPOOL, 0, TYPE_NULL)
> +#ifdef RNDRESEEDCRNG
> +  IOCTL(RNDRESEEDCRNG, 0, TYPE_NULL)
> +#endif
>  
>    IOCTL(CDROMPAUSE, 0, TYPE_NULL)
>    IOCTL(CDROMSTART, 0, TYPE_NULL)
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index 61c2f3c..bc3f52b 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -824,6 +824,7 @@ struct target_pollfd {
>  #define TARGET_RNDADDTOENTCNT  TARGET_IOW('R', 0x01, int)
>  #define TARGET_RNDZAPENTCNT    TARGET_IO('R', 0x04)
>  #define TARGET_RNDCLEARPOOL    TARGET_IO('R', 0x06)
> +#define TARGET_RNDRESEEDCRNG   TARGET_IO('R', 0x07)
>  
>  /* From <linux/fs.h> */
>  
>