From: Pasha Tatashin <pasha.tatashin@soleen.com>
To: rppt@kernel.org, akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, pasha.tatashin@soleen.com,
dmatlack@google.com, pratyush@kernel.org, skhawaja@google.com
Subject: [PATCH v3 08/10] liveupdate: Remove liveupdate_test_unregister()
Date: Fri, 27 Mar 2026 03:33:32 +0000 [thread overview]
Message-ID: <20260327033335.696621-9-pasha.tatashin@soleen.com> (raw)
In-Reply-To: <20260327033335.696621-1-pasha.tatashin@soleen.com>
Now that file handler unregistration automatically unregisters all
associated file handlers (FLBs), the liveupdate_test_unregister()
function is no longer needed. Remove it along with its usages
and declarations.
Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
---
kernel/liveupdate/luo_file.c | 2 --
kernel/liveupdate/luo_internal.h | 2 --
lib/tests/liveupdate.c | 18 ------------------
3 files changed, 22 deletions(-)
diff --git a/kernel/liveupdate/luo_file.c b/kernel/liveupdate/luo_file.c
index 80f4e3b796a6..dd55e5e74d69 100644
--- a/kernel/liveupdate/luo_file.c
+++ b/kernel/liveupdate/luo_file.c
@@ -898,8 +898,6 @@ int liveupdate_unregister_file_handler(struct liveupdate_file_handler *fh)
if (!liveupdate_enabled())
return -EOPNOTSUPP;
- liveupdate_test_unregister(fh);
-
guard(rwsem_write)(&luo_register_rwlock);
luo_flb_unregister_all(fh);
list_del(&ACCESS_PRIVATE(fh, list));
diff --git a/kernel/liveupdate/luo_internal.h b/kernel/liveupdate/luo_internal.h
index 22f6901f89ed..875844d7a41d 100644
--- a/kernel/liveupdate/luo_internal.h
+++ b/kernel/liveupdate/luo_internal.h
@@ -110,10 +110,8 @@ void luo_flb_serialize(void);
#ifdef CONFIG_LIVEUPDATE_TEST
void liveupdate_test_register(struct liveupdate_file_handler *fh);
-void liveupdate_test_unregister(struct liveupdate_file_handler *fh);
#else
static inline void liveupdate_test_register(struct liveupdate_file_handler *fh) { }
-static inline void liveupdate_test_unregister(struct liveupdate_file_handler *fh) { }
#endif
#endif /* _LINUX_LUO_INTERNAL_H */
diff --git a/lib/tests/liveupdate.c b/lib/tests/liveupdate.c
index 496d6ef91a30..e4b0ecbee32f 100644
--- a/lib/tests/liveupdate.c
+++ b/lib/tests/liveupdate.c
@@ -135,24 +135,6 @@ void liveupdate_test_register(struct liveupdate_file_handler *fh)
TEST_NFLBS, fh->compatible);
}
-void liveupdate_test_unregister(struct liveupdate_file_handler *fh)
-{
- int err, i;
-
- for (i = 0; i < TEST_NFLBS; i++) {
- struct liveupdate_flb *flb = &test_flbs[i];
-
- err = liveupdate_unregister_flb(fh, flb);
- if (err) {
- pr_err("Failed to unregister %s %pe\n",
- flb->compatible, ERR_PTR(err));
- }
- }
-
- pr_info("Unregistered %d FLBs from file handler: [%s]\n",
- TEST_NFLBS, fh->compatible);
-}
-
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Pasha Tatashin <pasha.tatashin@soleen.com>");
MODULE_DESCRIPTION("In-kernel test for LUO mechanism");
--
2.43.0
next prev parent reply other threads:[~2026-03-27 3:33 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-27 3:33 [PATCH v3 00/10] liveupdate: Fix module unloading and unregister API Pasha Tatashin
2026-03-27 3:33 ` [PATCH v3 01/10] liveupdate: Safely print untrusted strings Pasha Tatashin
2026-03-27 13:16 ` Pasha Tatashin
2026-03-31 9:40 ` Pratyush Yadav
2026-03-31 9:50 ` Pratyush Yadav
2026-03-31 16:35 ` Pasha Tatashin
2026-03-27 3:33 ` [PATCH v3 02/10] liveupdate: Synchronize lazy initialization of FLB private state Pasha Tatashin
2026-03-31 10:38 ` Pratyush Yadav
2026-03-31 16:41 ` Pasha Tatashin
2026-03-31 19:22 ` Pratyush Yadav
2026-03-31 19:38 ` Pasha Tatashin
2026-03-27 3:33 ` [PATCH v3 03/10] liveupdate: Protect file handler list with rwsem Pasha Tatashin
2026-03-30 16:48 ` Samiullah Khawaja
2026-03-30 19:32 ` Pasha Tatashin
2026-03-31 19:24 ` Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 04/10] liveupdate: Protect FLB lists with luo_register_rwlock Pasha Tatashin
2026-03-31 19:33 ` Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 05/10] liveupdate: Defer FLB module refcounting to active sessions Pasha Tatashin
2026-03-30 16:56 ` Samiullah Khawaja
2026-03-30 19:28 ` Pasha Tatashin
2026-04-02 16:21 ` Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 06/10] liveupdate: Remove luo_session_quiesce() Pasha Tatashin
2026-04-02 16:27 ` Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 07/10] liveupdate: Auto unregister FLBs on file handler unregistration Pasha Tatashin
2026-04-03 10:17 ` Pratyush Yadav
2026-03-27 3:33 ` Pasha Tatashin [this message]
2026-04-03 10:20 ` [PATCH v3 08/10] liveupdate: Remove liveupdate_test_unregister() Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 09/10] liveupdate: Make unregister functions return void Pasha Tatashin
2026-03-27 14:41 ` Pasha Tatashin
2026-04-03 10:41 ` Pratyush Yadav
2026-03-27 3:33 ` [PATCH v3 10/10] liveupdate: Defer file handler module refcounting to active sessions Pasha Tatashin
2026-03-27 17:14 ` Andrew Morton
2026-04-03 10:42 ` Pratyush Yadav
2026-03-27 17:24 ` [PATCH v3 00/10] liveupdate: Fix module unloading and unregister API Andrew Morton
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