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authorSuren Baghdasaryan <surenb@google.com>2024-03-21 09:36:33 -0700
committerAndrew Morton <akpm@linux-foundation.org>2024-04-25 20:55:52 -0700
commita473573964e51dcb6efc182f773cd3924be4a184 (patch)
treedeaf0571562710d8ff3deb1a0c0e0b5ebfd3eb03 /kernel
parent916cc5167cc6f81651f4460d9a35c939ad18ecff (diff)
lib: code tagging module support
Add support for code tagging from dynamically loaded modules. Link: https://lkml.kernel.org/r/20240321163705.3067592-12-surenb@google.com Signed-off-by: Suren Baghdasaryan <surenb@google.com> Co-developed-by: Kent Overstreet <kent.overstreet@linux.dev> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> Tested-by: Kees Cook <keescook@chromium.org> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Alex Gaynor <alex.gaynor@gmail.com> Cc: Alice Ryhl <aliceryhl@google.com> Cc: Andreas Hindborg <a.hindborg@samsung.com> Cc: Benno Lossin <benno.lossin@proton.me> Cc: "Björn Roy Baron" <bjorn3_gh@protonmail.com> Cc: Boqun Feng <boqun.feng@gmail.com> Cc: Christoph Lameter <cl@linux.com> Cc: Dennis Zhou <dennis@kernel.org> Cc: Gary Guo <gary@garyguo.net> Cc: Miguel Ojeda <ojeda@kernel.org> Cc: Pasha Tatashin <pasha.tatashin@soleen.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tejun Heo <tj@kernel.org> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Wedson Almeida Filho <wedsonaf@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/module/main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/module/main.c b/kernel/module/main.c
index e1e8a7a9d6c1..ffa6b3e9cb43 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -56,6 +56,7 @@
#include <linux/dynamic_debug.h>
#include <linux/audit.h>
#include <linux/cfi.h>
+#include <linux/codetag.h>
#include <linux/debugfs.h>
#include <uapi/linux/module.h>
#include "internal.h"
@@ -1242,6 +1243,7 @@ static void free_module(struct module *mod)
{
trace_module_free(mod);
+ codetag_unload_module(mod);
mod_sysfs_teardown(mod);
/*
@@ -2995,6 +2997,8 @@ static int load_module(struct load_info *info, const char __user *uargs,
/* Get rid of temporary copy. */
free_copy(info, flags);
+ codetag_load_module(mod);
+
/* Done! */
trace_module_load(mod);