[Devel] [PATCH 3/3] fuse: Switch unused engines off in Kconfig

[Pavel Butsykin]

On 30.10.2018 11:55, Kirill Tkhai wrote:
> We do not test and do not use these engines. They were
> needed on initial stage of development, but now their
> time is over.
> 
> It's not safe to distribute untested (and never used)
> debug modules in production, so this patch disables
> them by default. Some time later, if there is no at least
> a single using of them in any purpose, we'll completely
> drop them.
> 
> https://pmc.acronis.com/browse/VSTOR-16325
> 
> Signed-off-by: Kirill Tkhai <ktkhai at virtuozzo.com>

Reviewed-by: Pavel Butsykin <pbutsykin at virtuozzo.com>

> ---
>   configs/kernel-3.10.0-x86_64-debug.config   |    4 ++--
>   configs/kernel-3.10.0-x86_64-minimal.config |    4 ++--
>   configs/kernel-3.10.0-x86_64.config         |    4 ++--
>   fs/fuse/Kconfig                             |    2 ++
>   4 files changed, 8 insertions(+), 6 deletions(-)
> 
> diff --git a/configs/kernel-3.10.0-x86_64-debug.config b/configs/kernel-3.10.0-x86_64-debug.config
> index 9ff450667838..758f7618abc1 100644
> --- a/configs/kernel-3.10.0-x86_64-debug.config
> +++ b/configs/kernel-3.10.0-x86_64-debug.config
> @@ -6430,8 +6430,8 @@ CONFIG_NETFILTER_XT_MATCH_WDOG_TMO=m
>   
>   CONFIG_VE_IP_NF_VZPRIVNET=m
>   
> -CONFIG_FUSE_KIO_NOOP=m
> -CONFIG_FUSE_KIO_NULLIO=m
> +# CONFIG_FUSE_KIO_NOOP is not set
> +# CONFIG_FUSE_KIO_NULLIO is not set
>   CONFIG_FUSE_KIO_PCS=m
>   
>   CONFIG_FUSE_KIO_DEBUG=y
> diff --git a/configs/kernel-3.10.0-x86_64-minimal.config b/configs/kernel-3.10.0-x86_64-minimal.config
> index 4a5211f1dc47..037821b0dea5 100644
> --- a/configs/kernel-3.10.0-x86_64-minimal.config
> +++ b/configs/kernel-3.10.0-x86_64-minimal.config
> @@ -3682,8 +3682,8 @@ CONFIG_QUOTACTL_COMPAT=y
>   CONFIG_AUTOFS4_FS=y
>   CONFIG_FUSE_FS=y
>   # CONFIG_CUSE is not set
> -CONFIG_FUSE_KIO_NOOP=y
> -CONFIG_FUSE_KIO_NULLIO=y
> +# CONFIG_FUSE_KIO_NOOP is not set
> +# CONFIG_FUSE_KIO_NULLIO is not set
>   CONFIG_FUSE_KIO_PCS=y
>   # CONFIG_FUSE_KIO_DEBUG is not set
>   CONFIG_OVERLAY_FS=y
> diff --git a/configs/kernel-3.10.0-x86_64.config b/configs/kernel-3.10.0-x86_64.config
> index bdc91d414de6..8b5e2ade38f3 100644
> --- a/configs/kernel-3.10.0-x86_64.config
> +++ b/configs/kernel-3.10.0-x86_64.config
> @@ -6401,8 +6401,8 @@ CONFIG_NETFILTER_XT_MATCH_WDOG_TMO=m
>   
>   CONFIG_VE_IP_NF_VZPRIVNET=m
>   
> -CONFIG_FUSE_KIO_NOOP=m
> -CONFIG_FUSE_KIO_NULLIO=m
> +# CONFIG_FUSE_KIO_NOOP is not set
> +# CONFIG_FUSE_KIO_NULLIO is not set
>   CONFIG_FUSE_KIO_PCS=m
>   
>   # CONFIG_FUSE_KIO_DEBUG is not set
> diff --git a/fs/fuse/Kconfig b/fs/fuse/Kconfig
> index b7fc9e8be4a2..8ecc12182e6a 100644
> --- a/fs/fuse/Kconfig
> +++ b/fs/fuse/Kconfig
> @@ -29,6 +29,7 @@ config CUSE
>   config FUSE_KIO_NOOP
>   	tristate "Enable kdirect noop io engine"
>   	depends on FUSE_FS
> +	default n
>   	help
>   	  This FUSE extension allows to handle io requests directly inside kernel
>   
> @@ -37,6 +38,7 @@ config FUSE_KIO_NOOP
>   config FUSE_KIO_NULLIO
>   	tristate "Enable kdirect null io io engine"
>   	depends on FUSE_FS
> +	default n
>   	help
>   	  This FUSE extension allows to handle io requests directly inside kernel
>   
>