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* + kasan-add-match-all-tag-tests-fix.patch added to -mm tree
@ 2021-01-25 22:54 akpm
  0 siblings, 0 replies; only message in thread
From: akpm @ 2021-01-25 22:54 UTC (permalink / raw)
  To: andreyknvl, arnd, elver, glider, mm-commits, vincenzo.frascino

The patch titled
     Subject: kasan: export kasan_poison
has been added to the -mm tree.  Its filename is

This patch should soon appear at
and later at

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From: Arnd Bergmann <>
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.

Fixes: b9b322c2bba9 ("kasan: add match-all tag tests")
Signed-off-by: Arnd Bergmann <>
Reviewed-by: Vincenzo Frascino <>
Cc: Andrey Konovalov <>
Cc: Marco Elver <>
Cc: Alexander Potapenko <>
Signed-off-by: Andrew Morton <>

 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);
 void kasan_unpoison(const void *address, size_t size)

Patches currently in -mm which might be from are


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2021-01-25 22:54 + kasan-add-match-all-tag-tests-fix.patch added to -mm tree akpm

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