* + xtensa-kasan-define-kasan_shadow_end.patch added to mm-unstable branch
@ 2023-12-26 20:08 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-12-26 20:08 UTC (permalink / raw
To: mm-commits, ryabinin.a.a, lkp, jcmvbkbc, glider, elver, dvyukov,
chris, andreyknvl, akpm
The patch titled
Subject: xtensa, kasan: define KASAN_SHADOW_END
has been added to the -mm mm-unstable branch. Its filename is
xtensa-kasan-define-kasan_shadow_end.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/xtensa-kasan-define-kasan_shadow_end.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Andrey Konovalov <andreyknvl@google.com>
Date: Mon, 25 Dec 2023 16:19:24 +0100
Subject: xtensa, kasan: define KASAN_SHADOW_END
Common KASAN code might rely on the definitions of the shadow mapping
start, end, and size. Define KASAN_SHADOW_END in addition to
KASAN_SHADOW_START and KASAN_SHADOW_SIZE.
Link: https://lkml.kernel.org/r/20231225151924.5422-1-andrey.konovalov@linux.dev
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202312240755.MqsWuTno-lkp@intel.com/
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Chris Zankel <chris@zankel.net>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Marco Elver <elver@google.com>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/xtensa/include/asm/kasan.h | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/xtensa/include/asm/kasan.h~xtensa-kasan-define-kasan_shadow_end
+++ a/arch/xtensa/include/asm/kasan.h
@@ -18,6 +18,8 @@
#define KASAN_SHADOW_START (XCHAL_PAGE_TABLE_VADDR + XCHAL_PAGE_TABLE_SIZE)
/* Size of the shadow map */
#define KASAN_SHADOW_SIZE (-KASAN_START_VADDR >> KASAN_SHADOW_SCALE_SHIFT)
+/* End of the shadow map */
+#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE)
/* Offset for mem to shadow address transformation */
#define KASAN_SHADOW_OFFSET __XTENSA_UL_CONST(CONFIG_KASAN_SHADOW_OFFSET)
_
Patches currently in -mm which might be from andreyknvl@google.com are
kasan-rename-kasan_slab_free_mempool-to-kasan_mempool_poison_object.patch
kasan-move-kasan_mempool_poison_object.patch
kasan-document-kasan_mempool_poison_object.patch
kasan-add-return-value-for-kasan_mempool_poison_object.patch
kasan-introduce-kasan_mempool_unpoison_object.patch
kasan-introduce-kasan_mempool_poison_pages.patch
kasan-introduce-kasan_mempool_unpoison_pages.patch
kasan-clean-up-__kasan_mempool_poison_object.patch
kasan-save-free-stack-traces-for-slab-mempools.patch
kasan-clean-up-and-rename-____kasan_kmalloc.patch
kasan-introduce-poison_kmalloc_large_redzone.patch
kasan-save-alloc-stack-traces-for-mempool.patch
mempool-skip-slub_debug-poisoning-when-kasan-is-enabled.patch
mempool-use-new-mempool-kasan-hooks.patch
mempool-introduce-mempool_use_prealloc_only.patch
kasan-add-mempool-tests.patch
kasan-rename-pagealloc-tests.patch
kasan-reorder-tests.patch
kasan-rename-and-document-kasan_unpoison_object_data.patch
kasan-rename-and-document-kasan_unpoison_object_data-fix.patch
skbuff-use-mempool-kasan-hooks.patch
io_uring-use-mempool-kasan-hook.patch
lib-stackdepot-add-printk_deferred_enter-exit-guards.patch
kasan-handle-concurrent-kasan_record_aux_stack-calls.patch
kasan-memset-free-track-in-qlink_free.patch
lib-stackdepot-fix-comment-in-include-linux-stackdepoth.patch
xtensa-kasan-define-kasan_shadow_end.patch
kasan-arm64-improve-comments-for-kasan_shadow_start-end.patch
mm-kasan-use-kasan_tag_kernel-instead-of-0xff.patch
kasan-improve-kasan_non_canonical_hook.patch
kasan-clean-up-kasan_requires_meta.patch
kasan-update-kasan_poison-documentation-comment.patch
kasan-clean-up-is_kfence_address-checks.patch
kasan-respect-config_kasan_vmalloc-for-kasan_flag_vmalloc.patch
kasan-check-kasan_vmalloc_enabled-in-vmalloc-tests.patch
kasan-export-kasan_poison-as-gpl.patch
kasan-remove-slub-checks-for-page_alloc-fallbacks-in-tests.patch
kasan-speed-up-match_all_mem_tag-test-for-sw_tags.patch
kasan-clean-up-kasan_cache_create.patch
kasan-reuse-kasan_track-in-kasan_stack_ring_entry.patch
kasan-simplify-saving-extra-info-into-tracks.patch
kasan-simplify-kasan_complete_mode_report_info-for-tag-based-modes.patch
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2023-12-26 20:08 + xtensa-kasan-define-kasan_shadow_end.patch added to mm-unstable branch Andrew Morton
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