diff options
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/livepatch/livepatch-callbacks-demo.c | 15 | ||||
| -rw-r--r-- | samples/livepatch/livepatch-sample.c | 15 | ||||
| -rw-r--r-- | samples/livepatch/livepatch-shadow-fix1.c | 15 | ||||
| -rw-r--r-- | samples/livepatch/livepatch-shadow-fix2.c | 15 |
4 files changed, 0 insertions, 60 deletions
diff --git a/samples/livepatch/livepatch-callbacks-demo.c b/samples/livepatch/livepatch-callbacks-demo.c index 3d115bd68442..72f9e6d1387b 100644 --- a/samples/livepatch/livepatch-callbacks-demo.c +++ b/samples/livepatch/livepatch-callbacks-demo.c @@ -197,21 +197,6 @@ static int livepatch_callbacks_demo_init(void) { int ret; - if (!klp_have_reliable_stack() && !patch.immediate) { - /* - * WARNING: Be very careful when using 'patch.immediate' in - * your patches. It's ok to use it for simple patches like - * this, but for more complex patches which change function - * semantics, locking semantics, or data structures, it may not - * be safe. Use of this option will also prevent removal of - * the patch. - * - * See Documentation/livepatch/livepatch.txt for more details. - */ - patch.immediate = true; - pr_notice("The consistency model isn't supported for your architecture. Bypassing safety mechanisms and applying the patch immediately.\n"); - } - ret = klp_register_patch(&patch); if (ret) return ret; diff --git a/samples/livepatch/livepatch-sample.c b/samples/livepatch/livepatch-sample.c index 84795223f15f..2d554dd930e2 100644 --- a/samples/livepatch/livepatch-sample.c +++ b/samples/livepatch/livepatch-sample.c @@ -71,21 +71,6 @@ static int livepatch_init(void) { int ret; - if (!klp_have_reliable_stack() && !patch.immediate) { - /* - * WARNING: Be very careful when using 'patch.immediate' in - * your patches. It's ok to use it for simple patches like - * this, but for more complex patches which change function - * semantics, locking semantics, or data structures, it may not - * be safe. Use of this option will also prevent removal of - * the patch. - * - * See Documentation/livepatch/livepatch.txt for more details. - */ - patch.immediate = true; - pr_notice("The consistency model isn't supported for your architecture. Bypassing safety mechanisms and applying the patch immediately.\n"); - } - ret = klp_register_patch(&patch); if (ret) return ret; diff --git a/samples/livepatch/livepatch-shadow-fix1.c b/samples/livepatch/livepatch-shadow-fix1.c index fbe0a1f3d99b..830c55514f9f 100644 --- a/samples/livepatch/livepatch-shadow-fix1.c +++ b/samples/livepatch/livepatch-shadow-fix1.c @@ -133,21 +133,6 @@ static int livepatch_shadow_fix1_init(void) { int ret; - if (!klp_have_reliable_stack() && !patch.immediate) { - /* - * WARNING: Be very careful when using 'patch.immediate' in - * your patches. It's ok to use it for simple patches like - * this, but for more complex patches which change function - * semantics, locking semantics, or data structures, it may not - * be safe. Use of this option will also prevent removal of - * the patch. - * - * See Documentation/livepatch/livepatch.txt for more details. - */ - patch.immediate = true; - pr_notice("The consistency model isn't supported for your architecture. Bypassing safety mechanisms and applying the patch immediately.\n"); - } - ret = klp_register_patch(&patch); if (ret) return ret; diff --git a/samples/livepatch/livepatch-shadow-fix2.c b/samples/livepatch/livepatch-shadow-fix2.c index 53c1794bdc5f..ff9948f0ec00 100644 --- a/samples/livepatch/livepatch-shadow-fix2.c +++ b/samples/livepatch/livepatch-shadow-fix2.c @@ -128,21 +128,6 @@ static int livepatch_shadow_fix2_init(void) { int ret; - if (!klp_have_reliable_stack() && !patch.immediate) { - /* - * WARNING: Be very careful when using 'patch.immediate' in - * your patches. It's ok to use it for simple patches like - * this, but for more complex patches which change function - * semantics, locking semantics, or data structures, it may not - * be safe. Use of this option will also prevent removal of - * the patch. - * - * See Documentation/livepatch/livepatch.txt for more details. - */ - patch.immediate = true; - pr_notice("The consistency model isn't supported for your architecture. Bypassing safety mechanisms and applying the patch immediately.\n"); - } - ret = klp_register_patch(&patch); if (ret) return ret; |