diff options
Diffstat (limited to 'block/vhdx-log.c')
-rw-r--r-- | block/vhdx-log.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/block/vhdx-log.c b/block/vhdx-log.c index ee5583c..8c9ae0d 100644 --- a/block/vhdx-log.c +++ b/block/vhdx-log.c @@ -706,7 +706,8 @@ exit: * * If read-only, we must replay the log in RAM (or refuse to open * a dirty VHDX file read-only) */ -int vhdx_parse_log(BlockDriverState *bs, BDRVVHDXState *s, bool *flushed) +int vhdx_parse_log(BlockDriverState *bs, BDRVVHDXState *s, bool *flushed, + Error **errp) { int ret = 0; VHDXHeader *hdr; @@ -761,6 +762,16 @@ int vhdx_parse_log(BlockDriverState *bs, BDRVVHDXState *s, bool *flushed) } if (logs.valid) { + if (bs->read_only) { + ret = -EPERM; + error_setg_errno(errp, EPERM, + "VHDX image file '%s' opened read-only, but " + "contains a log that needs to be replayed. To " + "replay the log, execute:\n qemu-img check -r " + "all '%s'", + bs->filename, bs->filename); + goto exit; + } /* now flush the log */ ret = vhdx_log_flush(bs, s, &logs); if (ret < 0) { |