+ kasan-add-match-all-tag-tests-fix.patch added to -mm tree

+ kasan-add-match-all-tag-tests-fix.patch added to -mm tree

[akpm]

The patch titled
     Subject: kasan: export kasan_poison
has been added to the -mm tree.  Its filename is
     kasan-add-match-all-tag-tests-fix.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/kasan-add-match-all-tag-tests-fix.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/kasan-add-match-all-tag-tests-fix.patch

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next and is updated
there every 3-4 working days

------------------------------------------------------
From: Arnd Bergmann <arnd@arndb.de>
Subject: kasan: export kasan_poison

The unit test module fails to build after adding a reference
to kasan_poison:

ERROR: modpost: "kasan_poison" [lib/test_kasan.ko] undefined!

Export this symbol to make it available to loadable modules.

Link: https://lkml.kernel.org/r/20210125112831.2156212-1-arnd@kernel.org
Fixes: b9b322c2bba9 ("kasan: add match-all tag tests")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Marco Elver <elver@google.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/kasan/shadow.c |    1 +
 1 file changed, 1 insertion(+)

--- a/mm/kasan/shadow.c~kasan-add-match-all-tag-tests-fix
+++ a/mm/kasan/shadow.c
@@ -89,6 +89,7 @@ void kasan_poison(const void *address, s
 
 	__memset(shadow_start, value, shadow_end - shadow_start);
 }
+EXPORT_SYMBOL_GPL(kasan_poison);
 
 void kasan_unpoison(const void *address, size_t size)
 {
_

Patches currently in -mm which might be from arnd@arndb.de are

kasan-add-match-all-tag-tests-fix.patch
set_memory-allow-querying-whether-set_direct_map_-is-actually-enabled-fix.patch