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authorPaul E. McKenney <paulmck@kernel.org>2026-02-06 00:43:32 +0300
committerJoel Fernandes <joelagnelf@nvidia.com>2026-03-30 22:48:13 +0300
commitb0c8dd5097aaa7bfc70c8933de6be0dcdc995592 (patch)
treee95dd6ae96924f1e319aa1aa2bf1f77ceeb7d128 /tools/testing
parentdf6e6ae18fe776e1ae5dfa8e5104980df608912d (diff)
downloadlinux-b0c8dd5097aaa7bfc70c8933de6be0dcdc995592.tar.xz
refscale: Ditch ref_scale_shutdown in favor of torture_shutdown_init()
The torture_shutdown_init() function spawns a shutdown kthread in a manner very similar to that implemented by ref_scale_shutdown(). This commit therefore re-implements ref_scale_shutdown in terms of torture_shutdown_init(). The initial draft of this patch was generated by version 2.1.16 of the Claude AI/LLM, but trained and configured for use by my employer, and prompted to refer to Linux-kernel source code. This initial draft failed to provide a forward reference to ref_scale_cleanup(), passed zero to torture_shutdown_init() for an unwelcome insta-shutdown, and failed to pass the kvm.sh --duration argument in as a refscale module parameter. On the other hand, it did catch the need to NULL main_task on the post-test self-shutdown code path, which I might well have forgotten to do. This version of the patch fixes those problems, and in fact very little of the initial draft remains. Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Signed-off-by: Joel Fernandes <joelagnelf@nvidia.com>
Diffstat (limited to 'tools/testing')
-rw-r--r--tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh b/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh
index 748465627601..219fac070af2 100644
--- a/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh
+++ b/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh
@@ -11,7 +11,7 @@
#
# Adds per-version torture-module parameters to kernels supporting them.
per_version_boot_params () {
- echo refscale.shutdown=1 \
+ echo refscale.shutdown_secs=$3 \
refscale.verbose=0 \
$1
}