On Sun, May 23, 2021 at 3:38 AM Richard Purdie <[email protected]> wrote: > > On Sat, 2021-05-22 at 21:30 -0700, Khem Raj wrote: > > Glibc on aarch64 has a memory tagging option that can be enabled > > via GLIBC_TUNABLES="glibc.mem.tagging=$SOMETHING" when glibc > > is built with memory tagging support and the kernel/HW supports > > MTE. There should be no side effects unless the user turns it > > on with approprate HW support > > > > Linux 5.4 headers and binutils 2.33.1 or newer is needed. > > > > Signed-off-by: Khem Raj <[email protected]> > > --- > > meta/recipes-core/glibc/glibc_2.34.bb | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/meta/recipes-core/glibc/glibc_2.34.bb > > b/meta/recipes-core/glibc/glibc_2.34.bb > > index 0deb727ae4..37cf8ed85f 100644 > > --- a/meta/recipes-core/glibc/glibc_2.34.bb > > +++ b/meta/recipes-core/glibc/glibc_2.34.bb > > @@ -91,6 +91,7 @@ EXTRA_OECONF += "${@get_libc_fpu_setting(bb, d)}" > > > > > > > > > > EXTRA_OECONF_append_x86 = " --enable-cet" > > EXTRA_OECONF_append_x86-64 = " --enable-cet" > > +EXTRA_OECONF_append_aarch64 = " --enable-memory-tagging" > > > > > > > > > > PACKAGECONFIG ??= "nscd" > > PACKAGECONFIG[nscd] = "--enable-nscd,--disable-nscd" > > glibc 2.34 doesn't exist in master? :)
ah I should have rebased > > Cheers, > > Richard >
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