From: Septatrix <24257556+Septatrix@users.noreply.github.com>
Date: Thu, 3 Apr 2025 15:02:19 +0000 (+0200)
Subject: Mark scratch disk as nocow
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=refs%2Fpull%2F3592%2Fhead;p=thirdparty%2Fmkosi.git

Mark scratch disk as nocow
---

diff --git a/mkosi/qemu.py b/mkosi/qemu.py
index 538849ca9..0c60148dd 100644
--- a/mkosi/qemu.py
+++ b/mkosi/qemu.py
@@ -675,6 +675,7 @@ def want_scratch(config: Config) -> bool:
 @contextlib.contextmanager
 def generate_scratch_fs(config: Config) -> Iterator[Path]:
     with tempfile.NamedTemporaryFile(dir="/var/tmp", prefix="mkosi-scratch-") as scratch:
+        maybe_make_nocow(Path(scratch.name))
         scratch.truncate(1024**4)
         fs = config.distribution.filesystem()
         extra = config.finalize_environment().get(f"SYSTEMD_REPART_MKFS_OPTIONS_{fs.upper()}", "")