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| author | Andrey Konovalov <andreyknvl@google.com> | 2020-12-22 12:00:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-22 12:55:06 -0800 |
| commit | 71f6af6d52ceb96be522819a1b0806325bc690d8 (patch) | |
| tree | 33554818bf7a683c2c1c1a9ddfd1af04b43cc428 /lib/Kconfig.kasan | |
| parent | 11f094e312ae834531672aee711079c00ca39ff8 (diff) | |
| download | lwn-71f6af6d52ceb96be522819a1b0806325bc690d8.tar.gz lwn-71f6af6d52ceb96be522819a1b0806325bc690d8.zip | |
kasan: KASAN_VMALLOC depends on KASAN_GENERIC
Currently only generic KASAN mode supports vmalloc, reflect that in the
config.
Link: https://lkml.kernel.org/r/0c493d3a065ad95b04313d00244e884a7e2498ff.1606161801.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Marco Elver <elver@google.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Tested-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Branislav Rankov <Branislav.Rankov@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Kevin Brodsky <kevin.brodsky@arm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/Kconfig.kasan')
| -rw-r--r-- | lib/Kconfig.kasan | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 8fb097057fec..58dd3b86ef84 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -146,7 +146,7 @@ config KASAN_SW_TAGS_IDENTIFY config KASAN_VMALLOC bool "Back mappings in vmalloc space with real shadow memory" - depends on HAVE_ARCH_KASAN_VMALLOC + depends on KASAN_GENERIC && HAVE_ARCH_KASAN_VMALLOC help By default, the shadow region for vmalloc space is the read-only zero page. This means that KASAN cannot detect errors involving |