path: root/qemu-img.texi
diff options
authorKevin Wolf <kwolf@redhat.com>2011-12-07 13:57:13 +0100
committerKevin Wolf <kwolf@redhat.com>2011-12-15 12:40:08 +0100
commit3763f26f2fdff156fec6868b651fe7853fc64de5 (patch)
treefe8544fc3e695f3cebf563e8d30a8d2db3425a03 /qemu-img.texi
parent87a1b3e381c282b143023c411df284175f0b656b (diff)
Documentation: Add qemu-img -t parameter in man page
Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Diffstat (limited to 'qemu-img.texi')
1 files changed, 7 insertions, 3 deletions
diff --git a/qemu-img.texi b/qemu-img.texi
index 70fa321dff..b2ca3a542c 100644
--- a/qemu-img.texi
+++ b/qemu-img.texi
@@ -45,6 +45,10 @@ indicates the consecutive number of bytes that must contain only zeros
for qemu-img to create a sparse image during conversion. This value is rounded
down to the nearest 512 bytes. You may use the common size suffixes like
@code{k} for kilobytes.
+@item -t @var{cache}
+specifies the cache mode that should be used with the (destination) file. See
+the documentation of the emulator's @code{-drive cache=...} option for allowed
@end table
Parameters to snapshot subcommand:
@@ -87,11 +91,11 @@ this case. @var{backing_file} will never be modified unless you use the
The size can also be specified using the @var{size} option with @code{-o},
it doesn't need to be specified separately in this case.
-@item commit [-f @var{fmt}] @var{filename}
+@item commit [-f @var{fmt}] [-t @var{cache}] @var{filename}
Commit the changes recorded in @var{filename} in its base image.
-@item convert [-c] [-p] [-f @var{fmt}] [-O @var{output_fmt}] [-o @var{options}] [-s @var{snapshot_name}] [-S @var{sparse_size}] @var{filename} [@var{filename2} [...]] @var{output_filename}
+@item convert [-c] [-p] [-f @var{fmt}] [-t @var{cache}] [-O @var{output_fmt}] [-o @var{options}] [-s @var{snapshot_name}] [-S @var{sparse_size}] @var{filename} [@var{filename2} [...]] @var{output_filename}
Convert the disk image @var{filename} or a snapshot @var{snapshot_name} to disk image @var{output_filename}
using format @var{output_fmt}. It can be optionally compressed (@code{-c}
@@ -121,7 +125,7 @@ they are displayed too.
List, apply, create or delete snapshots in image @var{filename}.
-@item rebase [-f @var{fmt}] [-p] [-u] -b @var{backing_file} [-F @var{backing_fmt}] @var{filename}
+@item rebase [-f @var{fmt}] [-t @var{cache}] [-p] [-u] -b @var{backing_file} [-F @var{backing_fmt}] @var{filename}
Changes the backing file of an image. Only the formats @code{qcow2} and
@code{qed} support changing the backing file.