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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:47:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:47:48 +0000
commita1865fbd182b17f2d2f465f557af5b45501c5f1c (patch)
tree59da519ef2e59c763bb8efdbe67bc348cf833767 /kernel/module
parentAdding upstream version 6.7.9. (diff)
downloadlinux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.tar.xz
linux-a1865fbd182b17f2d2f465f557af5b45501c5f1c.zip
Adding upstream version 6.7.12.upstream/6.7.12
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'kernel/module')
-rw-r--r--kernel/module/Kconfig5
-rw-r--r--kernel/module/main.c9
2 files changed, 12 insertions, 2 deletions
diff --git a/kernel/module/Kconfig b/kernel/module/Kconfig
index 0ea1b2970a..28db5b7589 100644
--- a/kernel/module/Kconfig
+++ b/kernel/module/Kconfig
@@ -236,6 +236,10 @@ choice
possible to load a signed module containing the algorithm to check
the signature on that module.
+config MODULE_SIG_SHA1
+ bool "Sign modules with SHA-1"
+ select CRYPTO_SHA1
+
config MODULE_SIG_SHA256
bool "Sign modules with SHA-256"
select CRYPTO_SHA256
@@ -265,6 +269,7 @@ endchoice
config MODULE_SIG_HASH
string
depends on MODULE_SIG || IMA_APPRAISE_MODSIG
+ default "sha1" if MODULE_SIG_SHA1
default "sha256" if MODULE_SIG_SHA256
default "sha384" if MODULE_SIG_SHA384
default "sha512" if MODULE_SIG_SHA512
diff --git a/kernel/module/main.c b/kernel/module/main.c
index 98fedfdb8d..34d9e718c2 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -2486,6 +2486,11 @@ static void do_free_init(struct work_struct *w)
}
}
+void flush_module_init_free_work(void)
+{
+ flush_work(&init_free_wq);
+}
+
#undef MODULE_PARAM_PREFIX
#define MODULE_PARAM_PREFIX "module."
/* Default value for module->async_probe_requested */
@@ -2590,8 +2595,8 @@ static noinline int do_init_module(struct module *mod)
* Note that module_alloc() on most architectures creates W+X page
* mappings which won't be cleaned up until do_free_init() runs. Any
* code such as mark_rodata_ro() which depends on those mappings to
- * be cleaned up needs to sync with the queued work - ie
- * rcu_barrier()
+ * be cleaned up needs to sync with the queued work by invoking
+ * flush_module_init_free_work().
*/
if (llist_add(&freeinit->node, &init_free_list))
schedule_work(&init_free_wq);