[PATCH 0/7] powerpc: build / linker improvements
Nicholas Piggin
npiggin at gmail.com
Thu Sep 15 01:47:39 AEST 2022
This series is mainly about moving more things out of writable and
executable memory, and slightly moving the linker script in the
direction of the binutils ld internal linker script as we do.
Thanks,
Nick
Nicholas Piggin (7):
powerpc/build: put sys_call_table in .data.rel.ro if RELOCATABLE
powerpc: move __end_rodata to cover arch read-only sections
powerpc/32/build: move got1/got2 sections out of text
powerpc/build: move got, toc, plt, branch_lt sections to read-only
powerpc/build: move .data.rel.ro, .sdata2 to read-only
powerpc/64/build: only include .opd with ELFv1
powerpc/64/build: merge .got and .toc input sections
arch/powerpc/kernel/systbl.S | 4 ++
arch/powerpc/kernel/vmlinux.lds.S | 85 +++++++++++++++---------
arch/powerpc/mm/book3s32/mmu.c | 2 +-
arch/powerpc/mm/book3s64/hash_pgtable.c | 2 +-
arch/powerpc/mm/book3s64/radix_pgtable.c | 2 +-
arch/powerpc/mm/pgtable_32.c | 5 +-
6 files changed, 62 insertions(+), 38 deletions(-)
--
2.37.2
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