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authorAndrey Drobyshev <andrey.drobyshev@virtuozzo.com>2025-05-09 15:40:29 -0500
committerEric Blake <eblake@redhat.com>2025-05-14 21:22:22 -0500
commitbe9bac072ede6e6aa27079f59efcf17b56bd7b26 (patch)
treea1c15343cd46c74275be64cf517bee22edc2c125
parent7e277545b90874171128804e256a538fb0e8dd7e (diff)
downloadfocaccia-qemu-be9bac072ede6e6aa27079f59efcf17b56bd7b26.tar.gz
focaccia-qemu-be9bac072ede6e6aa27079f59efcf17b56bd7b26.zip
iotests/common.rc: add disk_usage function
Move the definition from iotests/250 to common.rc.  This is used to
detect real disk usage of sparse files.  In particular, we want to use
it for checking subclusters-based discards.

Signed-off-by: Andrey Drobyshev <andrey.drobyshev@virtuozzo.com>
Reviewed-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-ID: <20240913163942.423050-6-andrey.drobyshev@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-ID: <20250509204341.3553601-27-eblake@redhat.com>
-rwxr-xr-xtests/qemu-iotests/2505
-rw-r--r--tests/qemu-iotests/common.rc6
2 files changed, 6 insertions, 5 deletions
diff --git a/tests/qemu-iotests/250 b/tests/qemu-iotests/250
index af48f83aba..c0a0dbc0ff 100755
--- a/tests/qemu-iotests/250
+++ b/tests/qemu-iotests/250
@@ -52,11 +52,6 @@ _unsupported_imgopts data_file
 # bdrv_co_truncate(bs->file) call in qcow2_co_truncate(), which might succeed
 # anyway.
 
-disk_usage()
-{
-    du --block-size=1 $1 | awk '{print $1}'
-}
-
 size=2100M
 
 _make_test_img -o "cluster_size=1M,preallocation=metadata" $size
diff --git a/tests/qemu-iotests/common.rc b/tests/qemu-iotests/common.rc
index 95c12577dd..237f746af8 100644
--- a/tests/qemu-iotests/common.rc
+++ b/tests/qemu-iotests/common.rc
@@ -140,6 +140,12 @@ _optstr_add()
     fi
 }
 
+# report real disk usage for sparse files
+disk_usage()
+{
+    du --block-size=1 "$1" | awk '{print $1}'
+}
+
 # Set the variables to the empty string to turn Valgrind off
 # for specific processes, e.g.
 # $ VALGRIND_QEMU_IO= ./check -qcow2 -valgrind 015