diff mbox series

[RFC,06/14] ceph: add fscrypt ioctls

Message ID 20200821182813.52570-7-jlayton@kernel.org (mailing list archive)
State New, archived
Headers show
Series ceph+fscrypt: together at last (contexts and filenames) | expand

Commit Message

Jeff Layton Aug. 21, 2020, 6:28 p.m. UTC 
Boilerplate ioctls for controlling encryption.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/ceph/ioctl.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

Comments

Eric Biggers Aug. 22, 2020, 12:39 a.m. UTC | #1 
On Fri, Aug 21, 2020 at 02:28:05PM -0400, Jeff Layton wrote:
> Boilerplate ioctls for controlling encryption.
> 
> Signed-off-by: Jeff Layton <jlayton@kernel.org>
> ---
>  fs/ceph/ioctl.c | 26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
> index 6e061bf62ad4..4400b170eca9 100644
> --- a/fs/ceph/ioctl.c
> +++ b/fs/ceph/ioctl.c
> @@ -6,6 +6,7 @@
>  #include "mds_client.h"
>  #include "ioctl.h"
>  #include <linux/ceph/striper.h>
> +#include <linux/fscrypt.h>
>  
>  /*
>   * ioctls
> @@ -289,6 +290,31 @@ long ceph_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
>  
>  	case CEPH_IOC_SYNCIO:
>  		return ceph_ioctl_syncio(file);
> +#ifdef CONFIG_FS_ENCRYPTION
> +	case FS_IOC_SET_ENCRYPTION_POLICY:
> +		return fscrypt_ioctl_set_policy(file, (const void __user *)arg);
> +
> +	case FS_IOC_GET_ENCRYPTION_POLICY:
> +		return fscrypt_ioctl_get_policy(file, (void __user *)arg);
> +
> +	case FS_IOC_GET_ENCRYPTION_POLICY_EX:
> +		return fscrypt_ioctl_get_policy_ex(file, (void __user *)arg);
> +
> +	case FS_IOC_ADD_ENCRYPTION_KEY:
> +		return fscrypt_ioctl_add_key(file, (void __user *)arg);
> +
> +	case FS_IOC_REMOVE_ENCRYPTION_KEY:
> +		return fscrypt_ioctl_remove_key(file, (void __user *)arg);
> +
> +	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
> +		return fscrypt_ioctl_remove_key_all_users(file, (void __user *)arg);
> +
> +	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
> +		return fscrypt_ioctl_get_key_status(file, (void __user *)arg);
> +
> +	case FS_IOC_GET_ENCRYPTION_NONCE:
> +		return fscrypt_ioctl_get_nonce(file, (void __user *)arg);
> +#endif /* CONFIG_FS_ENCRYPTION */
>  	}

The '#ifdef CONFIG_FS_ENCRYPTION' isn't needed here, since all the
fscrypt_ioctl_*() functions are stubbed out when !CONFIG_FS_ENCRYPTION.

- Eric
Jeff Layton Aug. 22, 2020, 1:12 a.m. UTC | #2 
On Fri, 2020-08-21 at 17:39 -0700, Eric Biggers wrote:
> On Fri, Aug 21, 2020 at 02:28:05PM -0400, Jeff Layton wrote:
> > Boilerplate ioctls for controlling encryption.
> > 
> > Signed-off-by: Jeff Layton <jlayton@kernel.org>
> > ---
> >  fs/ceph/ioctl.c | 26 ++++++++++++++++++++++++++
> >  1 file changed, 26 insertions(+)
> > 
> > diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
> > index 6e061bf62ad4..4400b170eca9 100644
> > --- a/fs/ceph/ioctl.c
> > +++ b/fs/ceph/ioctl.c
> > @@ -6,6 +6,7 @@
> >  #include "mds_client.h"
> >  #include "ioctl.h"
> >  #include <linux/ceph/striper.h>
> > +#include <linux/fscrypt.h>
> >  
> >  /*
> >   * ioctls
> > @@ -289,6 +290,31 @@ long ceph_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
> >  
> >  	case CEPH_IOC_SYNCIO:
> >  		return ceph_ioctl_syncio(file);
> > +#ifdef CONFIG_FS_ENCRYPTION
> > +	case FS_IOC_SET_ENCRYPTION_POLICY:
> > +		return fscrypt_ioctl_set_policy(file, (const void __user *)arg);
> > +
> > +	case FS_IOC_GET_ENCRYPTION_POLICY:
> > +		return fscrypt_ioctl_get_policy(file, (void __user *)arg);
> > +
> > +	case FS_IOC_GET_ENCRYPTION_POLICY_EX:
> > +		return fscrypt_ioctl_get_policy_ex(file, (void __user *)arg);
> > +
> > +	case FS_IOC_ADD_ENCRYPTION_KEY:
> > +		return fscrypt_ioctl_add_key(file, (void __user *)arg);
> > +
> > +	case FS_IOC_REMOVE_ENCRYPTION_KEY:
> > +		return fscrypt_ioctl_remove_key(file, (void __user *)arg);
> > +
> > +	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
> > +		return fscrypt_ioctl_remove_key_all_users(file, (void __user *)arg);
> > +
> > +	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
> > +		return fscrypt_ioctl_get_key_status(file, (void __user *)arg);
> > +
> > +	case FS_IOC_GET_ENCRYPTION_NONCE:
> > +		return fscrypt_ioctl_get_nonce(file, (void __user *)arg);
> > +#endif /* CONFIG_FS_ENCRYPTION */
> >  	}
> 
> The '#ifdef CONFIG_FS_ENCRYPTION' isn't needed here, since all the
> fscrypt_ioctl_*() functions are stubbed out when !CONFIG_FS_ENCRYPTION.
> 
> - Eric


Ahh, thanks. Will fix.
diff mbox series

Patch

diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c
index 6e061bf62ad4..4400b170eca9 100644
--- a/fs/ceph/ioctl.c
+++ b/fs/ceph/ioctl.c
@@ -6,6 +6,7 @@ 
 #include "mds_client.h"
 #include "ioctl.h"
 #include <linux/ceph/striper.h>
+#include <linux/fscrypt.h>
 
 /*
  * ioctls
@@ -289,6 +290,31 @@  long ceph_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 
 	case CEPH_IOC_SYNCIO:
 		return ceph_ioctl_syncio(file);
+#ifdef CONFIG_FS_ENCRYPTION
+	case FS_IOC_SET_ENCRYPTION_POLICY:
+		return fscrypt_ioctl_set_policy(file, (const void __user *)arg);
+
+	case FS_IOC_GET_ENCRYPTION_POLICY:
+		return fscrypt_ioctl_get_policy(file, (void __user *)arg);
+
+	case FS_IOC_GET_ENCRYPTION_POLICY_EX:
+		return fscrypt_ioctl_get_policy_ex(file, (void __user *)arg);
+
+	case FS_IOC_ADD_ENCRYPTION_KEY:
+		return fscrypt_ioctl_add_key(file, (void __user *)arg);
+
+	case FS_IOC_REMOVE_ENCRYPTION_KEY:
+		return fscrypt_ioctl_remove_key(file, (void __user *)arg);
+
+	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
+		return fscrypt_ioctl_remove_key_all_users(file, (void __user *)arg);
+
+	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
+		return fscrypt_ioctl_get_key_status(file, (void __user *)arg);
+
+	case FS_IOC_GET_ENCRYPTION_NONCE:
+		return fscrypt_ioctl_get_nonce(file, (void __user *)arg);
+#endif /* CONFIG_FS_ENCRYPTION */
 	}
 
 	return -ENOTTY;