From f2a66612eeb7ff4705fd9a539d14e6150a5a1600 Mon Sep 17 00:00:00 2001 From: David Christensen Date: Mon, 15 Nov 2021 13:38:47 -0800 Subject: [PATCH] eal/ppc: support ASan Add support for Address Sanitizer (ASan) for PPC/POWER architecture. Signed-off-by: David Christensen Reviewed-by: David Marchand --- config/meson.build | 2 +- doc/guides/prog_guide/asan.rst | 6 +++--- lib/eal/common/malloc_elem.h | 2 ++ 3 files changed, 6 insertions(+), 4 deletions(-) diff --git a/config/meson.build b/config/meson.build index 3f5912fce7..805d5d51d0 100644 --- a/config/meson.build +++ b/config/meson.build @@ -433,7 +433,7 @@ if get_option('b_sanitize') == 'address' or get_option('b_sanitize') == 'address dpdk_extra_ldflags += '-lasan' endif - if is_linux and arch_subdir in ['x86', 'arm'] and dpdk_conf.get('RTE_ARCH_64') + if is_linux and dpdk_conf.get('RTE_ARCH_64') dpdk_conf.set10('RTE_MALLOC_ASAN', true) endif endif diff --git a/doc/guides/prog_guide/asan.rst b/doc/guides/prog_guide/asan.rst index 28b2382fc7..9a6c5a7e4b 100644 --- a/doc/guides/prog_guide/asan.rst +++ b/doc/guides/prog_guide/asan.rst @@ -32,9 +32,9 @@ Example:: - If the program is tested using cmdline, you may need to execute the "stty echo" command when an error occurs. -ASan is aware of DPDK memory allocations, thanks to added instrumentation. -This is enabled on x86_64 and arm64 at the moment. -Other architectures may have to define ASAN_SHADOW_OFFSET. +ASan is aware of DPDK memory allocations, thanks to added instrumentation, and +is enabled on all 64 bit architectures for Linux. Other architectures may have +to define ASAN_SHADOW_OFFSET. Example heap-buffer-overflow error ---------------------------------- diff --git a/lib/eal/common/malloc_elem.h b/lib/eal/common/malloc_elem.h index b982c83f70..15d8ba7af2 100644 --- a/lib/eal/common/malloc_elem.h +++ b/lib/eal/common/malloc_elem.h @@ -112,6 +112,8 @@ malloc_elem_cookies_ok(const struct malloc_elem *elem) #define ASAN_SHADOW_OFFSET 0x00007fff8000 #elif defined(RTE_ARCH_ARM64) #define ASAN_SHADOW_OFFSET 0x001000000000 +#elif defined(RTE_ARCH_PPC_64) +#define ASAN_SHADOW_OFFSET 0x020000000000 #endif #define ASAN_SHADOW_GRAIN_SIZE 8 -- 2.39.5