qemu-nbd: Use blk_new_open() in main()

[qemu.git] / qemu-doc.texi

diff --git a/qemu-doc.texi b/qemu-doc.texi
index 1f289d6a08349cbddc2fab51c36726c545b7f384..aabe8df2f34da3dffdc1a1773ebab0a85f33c944 100644 (file)
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -584,9 +584,11 @@ sizes can improve the image file size whereas larger cluster sizes generally
 provide better performance.
 
 @item preallocation
-Preallocation mode (allowed values: off, metadata). An image with preallocated
-metadata is initially larger but can improve performance when the image needs
-to grow.
+Preallocation mode (allowed values: @code{off}, @code{metadata}, @code{falloc},
+@code{full}). An image with preallocated metadata is initially larger but can
+improve performance when the image needs to grow. @code{falloc} and @code{full}
+preallocations are like the same options of @code{raw} format, but sets up
+metadata also.
 
 @item lazy_refcounts
 If this option is set to @code{on}, reference count updates are postponed with
@@ -652,15 +654,6 @@ File name of a base image (see @option{create} subcommand)
 If this option is set to @code{on}, the image is encrypted.
 @end table
 
-@item cow
-User Mode Linux Copy On Write image format. It is supported only for
-compatibility with previous versions.
-Supported options:
-@table @code
-@item backing_file
-File name of a base image (see @option{create} subcommand)
-@end table
-
 @item vdi
 VirtualBox 1.1 compatible image format.
 Supported options:
@@ -705,7 +698,11 @@ Supported options:
 Specifies which VHDX subformat to use. Valid options are
 @code{dynamic} (default) and @code{fixed}.
 @item block_state_zero
-Force use of payload blocks of type 'ZERO'.
+Force use of payload blocks of type 'ZERO'.  Can be set to @code{on} (default)
+or @code{off}.  When set to @code{off}, new blocks will be created as
+@code{PAYLOAD_BLOCK_NOT_PRESENT}, which means parsers are free to return
+arbitrary data for those blocks.  Do not set to @code{off} when using
+@code{qemu-img convert} with @code{subformat=dynamic}.
 @item block_size
 Block size; min 1 MB, max 256 MB.  0 means auto-calculate based on image size.
 @item log_size
@@ -1638,7 +1635,7 @@ EOF
 # certtool --generate-certificate \
            --load-ca-certificate ca-cert.pem \
            --load-ca-privkey ca-key.pem \
-           --load-privkey server server-key.pem \
+           --load-privkey server-key.pem \
            --template server.info \
            --outfile server-cert.pem
 @end example
@@ -1661,7 +1658,7 @@ the secure CA private key:
 country = GB
 state = London
 locality = London
-organiazation = Name of your organization
+organization = Name of your organization
 cn = client.foo.example.com
 tls_www_client
 encryption_key