qemu-nbd: add doc for option -f

Signed-off-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Wenchao Xia 2013-12-04 17:10:59 +08:00 committed by Stefan Hajnoczi
parent f33d287393
commit 4323fdcf94
2 changed files with 3 additions and 0 deletions

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@ -79,6 +79,7 @@ static void usage(const char *name)
#endif
"\n"
"Block device options:\n"
" -f, --format=FORMAT set image format (raw, qcow2, ...)\n"
" -r, --read-only export read-only\n"
" -s, --snapshot use FILE as an external snapshot, create a temporary\n"
" file with backing_file=FILE, redirect the write to\n"