debian/patches/pve/0001-PVE-Config-block-file-change-locking-default-to-off.patch

   1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
   2 From: Wolfgang Bumiller <w.bumiller@proxmox.com>
   3 Date: Mon, 6 Apr 2020 12:16:30 +0200
   4 Subject: [PATCH] PVE: [Config] block/file: change locking default to off
   5
   6 'auto' only checks whether the system generally supports OFD
   7 locks but not whether the storage the file resides on
   8 supports any locking, causing issues with NFS.
   9
  10 Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
  11 Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
  12 ---
  13  block/file-posix.c | 4 ++--
  14  1 file changed, 2 insertions(+), 2 deletions(-)
  15
  16 diff --git a/block/file-posix.c b/block/file-posix.c
  17 index d5fd1dbcd2..bda3e606dc 100644
  18 --- a/block/file-posix.c
  19 +++ b/block/file-posix.c
  20 @@ -508,7 +508,7 @@ static QemuOptsList raw_runtime_opts = {
  21          {
  22              .name = "locking",
  23              .type = QEMU_OPT_STRING,
  24 -            .help = "file locking mode (on/off/auto, default: auto)",
  25 +            .help = "file locking mode (on/off/auto, default: off)",
  26          },
  27          {
  28              .name = "pr-manager",
  29 @@ -606,7 +606,7 @@ static int raw_open_common(BlockDriverState *bs, QDict *options,
  30          s->use_lock = false;
  31          break;
  32      case ON_OFF_AUTO_AUTO:
  33 -        s->use_lock = qemu_has_ofd_lock();
  34 +        s->use_lock = false;
  35          break;
  36      default:
  37          abort();