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Diffstat (limited to 'qemu-doc.texi')
| -rw-r--r-- | qemu-doc.texi | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/qemu-doc.texi b/qemu-doc.texi index f5b0dc4588..8aa6dbf5d7 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -539,8 +539,8 @@ storage. @item qcow2 QEMU image format, the most versatile format. Use it to have smaller images (useful if your filesystem does not supports holes, for example -on Windows), optional AES encryption, zlib based compression and -support of multiple VM snapshots. +on Windows), zlib based compression and support of multiple VM +snapshots. Supported options: @table @code @@ -574,9 +574,10 @@ original file must then be securely erased using a program like shred, though even this is ineffective with many modern storage technologies. @end itemize -Use of qcow / qcow2 encryption is thus strongly discouraged. Users are -recommended to use an alternative encryption technology such as the -Linux dm-crypt / LUKS system. +Use of qcow / qcow2 encryption with QEMU is deprecated, and support for +it will go away in a future release. Users are recommended to use an +alternative encryption technology such as the Linux dm-crypt / LUKS +system. @item cluster_size Changes the qcow2 cluster size (must be between 512 and 2M). Smaller cluster |