Message ID | 0e88d0a02693bc48e1cf5a411ae32af973a6c3c2.1584468723.git.berto@igalia.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Add subcluster allocation to qcow2 | expand |
17.03.2020 21:16, Alberto Garcia wrote: > This function will be used by the qcow2 code to check if an image has > subclusters or not. > > At the moment this simply returns false. Once all patches needed for > subcluster support are ready then QEMU will be able to create and > read images with subclusters and this function will return the actual > value. > > Signed-off-by: Alberto Garcia<berto@igalia.com> > Reviewed-by: Eric Blake<eblake@redhat.com> > Reviewed-by: Max Reitz<mreitz@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
diff --git a/block/qcow2.h b/block/qcow2.h index 7754d9bd02..55298750bd 100644 --- a/block/qcow2.h +++ b/block/qcow2.h @@ -495,6 +495,12 @@ typedef enum QCow2MetadataOverlap { #define INV_OFFSET (-1ULL) +static inline bool has_subclusters(BDRVQcow2State *s) +{ + /* FIXME: Return false until this feature is complete */ + return false; +} + static inline uint64_t get_l2_entry(BDRVQcow2State *s, uint64_t *l2_slice, int idx) {