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authorRichard Weinberger <richard@nod.at>2016-09-19 23:05:18 +0300
committerRichard Weinberger <richard@nod.at>2016-12-13 01:07:38 +0300
commit6a5e98ab7d8665d2faddbd91a8a2bf9addb79aff (patch)
treef59cb765b62f2b3eea155a327496d09485fe1b6d /fs/ubifs
parentade46c3a6029dea49dbc6c7734b0f6a78d3f104c (diff)
downloadlinux-6a5e98ab7d8665d2faddbd91a8a2bf9addb79aff.tar.xz
ubifs: Define UBIFS crypto context xattr
Like ext4 UBIFS will store the crypto context in a xattr attribute. Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/ubifs-media.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ubifs/ubifs-media.h b/fs/ubifs/ubifs-media.h
index e24380cf46ed..d47e9569b3de 100644
--- a/fs/ubifs/ubifs-media.h
+++ b/fs/ubifs/ubifs-media.h
@@ -301,6 +301,13 @@ enum {
#define UBIFS_MAX_NODE_SZ UBIFS_MAX_INO_NODE_SZ
/*
+ * xattr name of UBIFS encryption context, we don't use a prefix
+ * nor a long name to not waste space on the flash.
+ */
+#define UBIFS_XATTR_NAME_ENCRYPTION_CONTEXT "c"
+
+
+/*
* On-flash inode flags.
*
* UBIFS_COMPR_FL: use compression for this inode