[GIT PULL] arm64 fixes for -rc5

From: Will Deacon
Date: Fri Aug 06 2021 - 09:53:40 EST


Hi Linus,

Please pull these arm64 fixes for -rc5. It's all pretty minor but the
main fix is sorting out how we deal with return values from 32-bit system
calls as audit expects error codes to be sign-extended to 64 bits

Brief summary in the tag.

Cheers,

Will

--->8

The following changes since commit d8a719059b9dc963aa190598778ac804ff3e6a87:

Revert "mm/pgtable: add stubs for {pmd/pub}_{set/clear}_huge" (2021-07-21 11:28:09 +0100)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git tags/arm64-fixes

for you to fetch changes up to 0c32706dac1b0a72713184246952ab0f54327c21:

arm64: stacktrace: avoid tracing arch_stack_walk() (2021-08-03 10:39:35 +0100)

----------------------------------------------------------------
arm64 fixes for -rc5

- Fix extension/truncation of return values from 32-bit system calls

- Fix interaction between unwinding and tracing

- Fix spurious toolchain warning emitted during make

- Fix Kconfig help text for RANDOMIZE_MODULE_REGION_FULL

----------------------------------------------------------------
Barry Song (1):
arm64: fix the doc of RANDOMIZE_MODULE_REGION_FULL

Mark Rutland (3):
arm64: fix compat syscall return truncation
arm64: stacktrace: fix comment
arm64: stacktrace: avoid tracing arch_stack_walk()

Masahiro Yamada (1):
arm64: move warning about toolchains to archprepare

arch/arm64/Kconfig | 9 ++++++---
arch/arm64/Makefile | 21 ++++++++++++---------
arch/arm64/include/asm/ptrace.h | 12 +++++++++++-
arch/arm64/include/asm/stacktrace.h | 2 +-
arch/arm64/include/asm/syscall.h | 19 ++++++++++---------
arch/arm64/kernel/kaslr.c | 4 +++-
arch/arm64/kernel/ptrace.c | 2 +-
arch/arm64/kernel/signal.c | 3 ++-
arch/arm64/kernel/stacktrace.c | 2 +-
arch/arm64/kernel/syscall.c | 9 +++------
10 files changed, 50 insertions(+), 33 deletions(-)