From 1bc644cf2232d053a9b82ba6d9d427a5bcf320d9 Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Mon, 19 Aug 2024 17:57:08 -0400
Subject: [PATCH] tests/bcachefs/fstests.ktest: check for leaks

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---
 tests/fs/bcachefs/bcachefs-test-libs.sh | 5 +++++
 tests/fs/bcachefs/fstests.ktest         | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/tests/fs/bcachefs/bcachefs-test-libs.sh b/tests/fs/bcachefs/bcachefs-test-libs.sh
index 25978d1..c4739e6 100644
--- a/tests/fs/bcachefs/bcachefs-test-libs.sh
+++ b/tests/fs/bcachefs/bcachefs-test-libs.sh
@@ -38,6 +38,11 @@ export BCACHEFS_KERNEL_ONLY=1
 #Expensive:
 #require-kernel-config CLOSURE_DEBUG
 
+check_bcachefs_leaks()
+{
+    ! grep -v "0        0" /proc/allocinfo|grep fs/bcachefs/
+}
+
 expect_sysfs()
 {
     prefix=$1
diff --git a/tests/fs/bcachefs/fstests.ktest b/tests/fs/bcachefs/fstests.ktest
index 74d6045..6a7baf1 100755
--- a/tests/fs/bcachefs/fstests.ktest
+++ b/tests/fs/bcachefs/fstests.ktest
@@ -22,6 +22,8 @@ run_test()
 
     run_fstests "$@"
 
+    check_bcachefs_leaks
+
     check_counters ${ktest_scratch_dev[0]}
     check_counters ${ktest_scratch_dev[1]}
 }