Commit f3f4d2c0 authored by Kevin Wolf's avatar Kevin Wolf Committed by Stefan Hajnoczi
Browse files

block: Add hint to -EFBIG error message 



The limit of qcow2 files at least depends on the cluster size. If the
image format has a cluster_size option, suggest to increase it.

Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent 2cf7cfa1

block.c

+6 −2
Original line number Diff line number Diff line
@@ -4857,8 +4857,12 @@ void bdrv_img_create(const char *filename, const char *fmt, 
            error_setg(errp,"Formatting or formatting option not supported for "

                            "file format '%s'", fmt);

        } else if (ret == -EFBIG) {

            error_setg(errp, "The image size is too large for file format '%s'",

                       fmt);

            const char *cluster_size_hint = "";

            if (get_option_parameter(create_options, BLOCK_OPT_CLUSTER_SIZE)) {

                cluster_size_hint = " (try using a larger cluster size)";

            }

            error_setg(errp, "The image size is too large for file format '%s'%s",

                       fmt, cluster_size_hint);

        } else {

            error_setg(errp, "%s: error while creating %s: %s", filename, fmt,

                       strerror(-ret));