debian/patches/pve/0041-Revert-block-rbd-fix-handling-of-holes-in-.bdrv_co_b.patch

   1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
   2 From: Fabian Ebner <f.ebner@proxmox.com>
   3 Date: Thu, 23 Jun 2022 14:00:07 +0200
   4 Subject: [PATCH] Revert "block/rbd: fix handling of holes in
   5  .bdrv_co_block_status"
   6
   7 This reverts commit 9e302f64bb407a9bb097b626da97228c2654cfee in
   8 preparation to revert 0347a8fd4c3faaedf119be04c197804be40a384b.
   9
  10 Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
  11 ---
  12  block/rbd.c | 10 +++++-----
  13  1 file changed, 5 insertions(+), 5 deletions(-)
  14
  15 diff --git a/block/rbd.c b/block/rbd.c
  16 index 53e0396b51..0913a0af39 100644
  17 --- a/block/rbd.c
  18 +++ b/block/rbd.c
  19 @@ -1470,11 +1470,11 @@ static int qemu_rbd_diff_iterate_cb(uint64_t offs, size_t len,
  20      RBDDiffIterateReq *req = opaque;
  21
  22      assert(req->offs + req->bytes <= offs);
  23 -
  24 -    /* treat a hole like an unallocated area and bail out */
  25 -    if (!exists) {
  26 -        return 0;
  27 -    }
  28 +    /*
  29 +     * we do not diff against a snapshot so we should never receive a callback
  30 +     * for a hole.
  31 +     */
  32 +    assert(exists);
  33
  34      if (!req->exists && offs > req->offs) {
  35          /*