X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=lib%2FKconfig.ubsan;h=e07c1ba9ba1339a80dac79d59255d80d600b096e;hb=102a92ce28cc08176b7d748e0679f69d46a5a377;hp=49518fb48cabb6d8c35b4a90b7d17917ebbfb211;hpb=eae21770b4fed5597623aad0d618190fa60426ff;p=deliverable%2Flinux.git diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan index 49518fb48cab..e07c1ba9ba13 100644 --- a/lib/Kconfig.ubsan +++ b/lib/Kconfig.ubsan @@ -18,6 +18,8 @@ config UBSAN_SANITIZE_ALL This option activates instrumentation for the entire kernel. If you don't enable this option, you have to explicitly specify UBSAN_SANITIZE := y for the files/directories you want to check for UB. + Enabling this option will get kernel image size increased + significantly. config UBSAN_ALIGNMENT bool "Enable checking of pointers alignment" @@ -25,5 +27,5 @@ config UBSAN_ALIGNMENT default y if !HAVE_EFFICIENT_UNALIGNED_ACCESS help This option enables detection of unaligned memory accesses. - Enabling this option on architectures that support unalligned + Enabling this option on architectures that support unaligned accesses may produce a lot of false positives.