On Fri, 15 May 2020 at 17:03, Marco Elver <[email protected]> wrote: > > This patch series is the conclusion to [1], where we determined that due > to various interactions with no_sanitize attributes and the new > {READ,WRITE}_ONCE(), KCSAN will require Clang 11 or later. Other > sanitizers are largely untouched, and only KCSAN now has a hard > dependency on Clang 11. To test, a recent Clang development version will > suffice [2]. While a little inconvenient for now, it is hoped that in > future we may be able to fix GCC and re-enable GCC support. > > The patch "kcsan: Restrict supported compilers" contains a detailed list > of requirements that led to this decision. > > Most of the patches are related to KCSAN, however, the first patch also > includes an UBSAN related fix and is a dependency for the remaining > ones. The last 2 patches clean up the attributes by moving them to the > right place, and fix KASAN's way of defining __no_kasan_or_inline, > making it consistent with KCSAN. > > The series has been tested by running kcsan-test several times and > completed successfully. > > [1] > https://lkml.kernel.org/r/canpmjnogfqhtda9wwpxs2kztqssozbwsumo5bqqw0c0g0zg...@mail.gmail.com > [2] https://github.com/llvm/llvm-project >
Superseded by v2: https://lkml.kernel.org/r/[email protected]
