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from d552058570 alpha: Remove anonymous union in struct stat [BZ #27042] new 3378408987 config: Allow memory tagging to be enabled when configuring glibc new 26450d04d3 elf: Add a tunable to control use of tagged memory new 3784dfc098 malloc: Basic support for memory tagging in the malloc() family new 0d1bafdcb6 linux: Add compatibility definitions to sys/prctl.h for MTE new bde4949b6b aarch64: Add sysv specific enabling code for memory tagging new d27f0e5d88 aarch64: Add aarch64-specific files for memory tagging support

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Summary of changes: INSTALL | 14 + config.h.in | 3 + config.make.in | 2 + configure | 22 ++ configure.ac | 15 + elf/dl-tunables.list | 9 + include/malloc.h | 8 + malloc/arena.c | 59 +++- malloc/hooks.c | 79 +++-- malloc/malloc.c | 336 +++++++++++++++++---- manual/install.texi | 13 + manual/tunables.texi | 35 +++ sysdeps/aarch64/Makefile | 5 + .../__mtag_address_get_tag.S} | 19 +- sysdeps/aarch64/__mtag_memset_tag.S | 53 ++++ .../arc/kernel_stat.h => aarch64/__mtag_new_tag.S} | 26 +- sysdeps/aarch64/__mtag_tag_region.S | 51 ++++ sysdeps/aarch64/libc-mtag.h | 57 ++++ sysdeps/generic/libc-mtag.h | 52 ++++ sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h | 1 + sysdeps/unix/sysv/linux/aarch64/bits/mman.h | 1 + sysdeps/unix/sysv/linux/aarch64/cpu-features.c | 30 ++ sysdeps/unix/sysv/linux/aarch64/cpu-features.h | 2 + sysdeps/unix/sysv/linux/sys/prctl.h | 18 ++ 24 files changed, 800 insertions(+), 110 deletions(-) copy sysdeps/{unix/sysv/linux/riscv/kernel_stat.h => aarch64/__mtag_address_get_ta [...] create mode 100644 sysdeps/aarch64/__mtag_memset_tag.S copy sysdeps/{unix/sysv/linux/arc/kernel_stat.h => aarch64/__mtag_new_tag.S} (66%) create mode 100644 sysdeps/aarch64/__mtag_tag_region.S create mode 100644 sysdeps/aarch64/libc-mtag.h create mode 100644 sysdeps/generic/libc-mtag.h