From 05de7e86cab3ed3830de38b38b39bbc711bc1158 Mon Sep 17 00:00:00 2001 From: Max Reitz Date: Thu, 10 Oct 2013 11:09:25 +0200 Subject: qcow2: Add overlap-check options Add runtime options to tune the overlap checks to be performed before write accesses. Signed-off-by: Max Reitz Signed-off-by: Kevin Wolf --- block/qcow2.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'block/qcow2.h') diff --git a/block/qcow2.h b/block/qcow2.h index 6c85bb9395..28ccc4aa5f 100644 --- a/block/qcow2.h +++ b/block/qcow2.h @@ -63,6 +63,15 @@ #define QCOW2_OPT_DISCARD_REQUEST "pass-discard-request" #define QCOW2_OPT_DISCARD_SNAPSHOT "pass-discard-snapshot" #define QCOW2_OPT_DISCARD_OTHER "pass-discard-other" +#define QCOW2_OPT_OVERLAP "overlap-check" +#define QCOW2_OPT_OVERLAP_MAIN_HEADER "overlap-check.main-header" +#define QCOW2_OPT_OVERLAP_ACTIVE_L1 "overlap-check.active-l1" +#define QCOW2_OPT_OVERLAP_ACTIVE_L2 "overlap-check.active-l2" +#define QCOW2_OPT_OVERLAP_REFCOUNT_TABLE "overlap-check.refcount-table" +#define QCOW2_OPT_OVERLAP_REFCOUNT_BLOCK "overlap-check.refcount-block" +#define QCOW2_OPT_OVERLAP_SNAPSHOT_TABLE "overlap-check.snapshot-table" +#define QCOW2_OPT_OVERLAP_INACTIVE_L1 "overlap-check.inactive-l1" +#define QCOW2_OPT_OVERLAP_INACTIVE_L2 "overlap-check.inactive-l2" typedef struct QCowHeader { uint32_t magic; -- cgit v1.2.1