The patch titled
Subject: x86_64-add-kasan-support-fix
has been removed from the -mm tree. Its filename was
x86_64-add-kasan-support-fix.patch
This patch was dropped because it was folded into x86_64-add-kasan-support.patch
------------------------------------------------------
From: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
Subject: x86_64-add-kasan-support-fix
Combination of CONFIG_SPARSEMEM_VMEMMAP=n, CONFIG_KASAN=y
cause build error:
arch/x86/built-in.o: In function `populate_zero_shadow':
kasan_init_64.c:(.init.text+0xe2cc): undefined reference to
`vmemmap_alloc_block'
kasan_init_64.c:(.init.text+0xe3ab): undefined reference to
`vmemmap_alloc_block'
kasan_init_64.c:(.init.text+0xe483): undefined reference to
`vmemmap_alloc_block'
arch/x86/built-in.o: In function `kasan_init':
(.init.text+0xe65d): undefined reference to `vmemmap_populate'
arch/x86/built-in.o: In function `kasan_init':
(.init.text+0xe6ea): undefined reference to `vmemmap_populate'
make: *** [vmlinux] Error 1
x86_64-specific part of KASAN depends on SPARSEMEM_VMEMMAP.
Express this in Kconfig.
Signed-off-by: Andrey Ryabinin <a.ryabinin@xxxxxxxxxxx>
Reported-by: Jim Davis <jim.epost@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/x86/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN arch/x86/Kconfig~x86_64-add-kasan-support-fix arch/x86/Kconfig
--- a/arch/x86/Kconfig~x86_64-add-kasan-support-fix
+++ a/arch/x86/Kconfig
@@ -85,7 +85,7 @@ config X86
select HAVE_CMPXCHG_LOCAL
select HAVE_CMPXCHG_DOUBLE
select HAVE_ARCH_KMEMCHECK
- select HAVE_ARCH_KASAN if X86_64
+ select HAVE_ARCH_KASAN if X86_64 && SPARSEMEM_VMEMMAP
select HAVE_USER_RETURN_NOTIFIER
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
select HAVE_ARCH_JUMP_LABEL
_
Patches currently in -mm which might be from a.ryabinin@xxxxxxxxxxx are
origin.patch
module_device_table-fix-some-callsites.patch
compiler-introduce-__aliassymbol-shortcut.patch
add-kernel-address-sanitizer-infrastructure.patch
kasan-disable-memory-hotplug.patch
x86_64-add-kasan-support.patch
mm-page_alloc-add-kasan-hooks-on-alloc-and-free-paths.patch
mm-slub-introduce-virt_to_obj-function.patch
mm-slub-share-object_err-function.patch
mm-slub-introduce-metadata_access_enable-metadata_access_disable.patch
mm-slub-add-kernel-address-sanitizer-support-for-slub-allocator.patch
fs-dcache-manually-unpoison-dname-after-allocation-to-shut-up-kasans-reports.patch
kmemleak-disable-kasan-instrumentation-for-kmemleak.patch
lib-add-kasan-test-module.patch
x86_64-kasan-add-interceptors-for-memset-memmove-memcpy-functions.patch
kasan-enable-stack-instrumentation.patch
mm-vmalloc-add-flag-preventing-guard-hole-allocation.patch
mm-vmalloc-pass-additional-vm_flags-to-__vmalloc_node_range.patch
kernel-add-support-for-init_array-constructors.patch
module-fix-types-of-device-tables-aliases.patch
kasan-enable-instrumentation-of-global-variables.patch
kasan-enable-instrumentation-of-global-variables-fix.patch
kasan-enable-instrumentation-of-global-variables-fix-2.patch
kasan-enable-instrumentation-of-global-variables-fix-2-fix.patch
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