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(jcmvbkbc-1-pt.tunnel.tserv24.sto1.ipv6.he.net. [2001:470:27:1fa::2]) by smtp.gmail.com with ESMTPSA id z6sm7997903lfa.87.2018.12.28.10.31.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 28 Dec 2018 10:31:32 -0800 (PST) From: Max Filippov To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-xtensa@linux-xtensa.org, Chris Zankel , Max Filippov Subject: [PULL 00/25] Xtensa updates for v4.21 Date: Fri, 28 Dec 2018 10:31:20 -0800 Message-Id: <20181228183120.23058-1-jcmvbkbc@gmail.com> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Linus, please pull the following batch of updates for the Xtensa architecture. The following changes since commit 2595646791c319cadfdbf271563aac97d0843dc7: Linux 4.20-rc5 (2018-12-02 15:07:55 -0800) are available in the git repository at: git://github.com/jcmvbkbc/linux-xtensa.git tags/xtensa-20181228 for you to fetch changes up to 64711f9a47d4defa90417f5e8db8ed0060bc3275: xtensa: implement jump_label support (2018-12-20 14:44:38 -0800) ---------------------------------------------------------------- Xtensa updates for v4.21: - switch to generated syscall table - switch ptrace to regsets, use regsets for core dumps - complete tracehook implementation - add syscall tracepoints support - add jumplabels support - add memtest support - drop unused/duplicated code from entry.S, ptrace.c, coprocessor.S, elf.h and syscall.h - clean up warnings caused by WSR/RSR macros - clean up DTC warnings about SPI controller node names in xtfpga.dtsi - simplify coprocessor.S - get rid of explicit 'l32r' instruction usage in assembly ---------------------------------------------------------------- Dmitry V. Levin (2): Move EM_XTENSA to uapi/linux/elf-em.h xtensa: define syscall_get_arch() Firoz Khan (3): xtensa: add __NR_syscalls along with __NR_syscall_count xtensa: add system call table generation support xtensa: generate uapi header and syscall table header files Max Filippov (20): xtensa: drop fast_syscall_kernel xtensa: drop unused field from the struct exc_table xtensa: drop custom PTRACE_{PEEK,POKE}{TEXT,DATA} xtensa: drop unused coprocessor helper functions xtensa: clean up syscall.h xtensa: drop unused declarations from elf.h xtensa: clean up WSR*/RSR*/get_sr/set_sr xtensa: simplify coprocessor.S xtensa: don't clear cpenable unconditionally on release xtensa: xtfpga.dtsi: fix dtc warnings about SPI xtensa: don't use l32r opcode directly xtensa: support memtest xtensa: use NO_SYSCALL instead of -1 xtensa: call do_syscall_trace_{enter,leave} selectively xtensa: implement task_user_regset_view xtensa: implement TIE regset xtensa: enable CORE_DUMP_USE_REGSET xtensa: implement tracehook functions and enable HAVE_ARCH_TRACEHOOK xtensa: implement syscall tracepoints xtensa: implement jump_label support .../features/core/jump-labels/arch-support.txt | 2 +- arch/xtensa/Kconfig | 3 + arch/xtensa/Makefile | 3 + arch/xtensa/boot/boot-elf/bootstrap.S | 29 +- arch/xtensa/boot/dts/xtfpga.dtsi | 2 +- arch/xtensa/include/asm/Kbuild | 1 + arch/xtensa/include/asm/coprocessor.h | 23 - arch/xtensa/include/asm/elf.h | 33 +- arch/xtensa/include/asm/futex.h | 8 +- arch/xtensa/include/asm/irqflags.h | 1 + arch/xtensa/include/asm/jump_label.h | 65 ++ arch/xtensa/include/asm/processor.h | 18 +- arch/xtensa/include/asm/ptrace.h | 7 + arch/xtensa/include/asm/syscall.h | 109 ++- arch/xtensa/include/asm/thread_info.h | 9 +- arch/xtensa/include/asm/timex.h | 18 +- arch/xtensa/include/asm/traps.h | 2 - arch/xtensa/include/asm/uaccess.h | 10 +- arch/xtensa/include/asm/unistd.h | 2 + arch/xtensa/include/uapi/asm/Kbuild | 1 + arch/xtensa/include/uapi/asm/ptrace.h | 20 +- arch/xtensa/include/uapi/asm/unistd.h | 781 +-------------------- arch/xtensa/kernel/Makefile | 1 + arch/xtensa/kernel/asm-offsets.c | 2 - arch/xtensa/kernel/coprocessor.S | 102 +-- arch/xtensa/kernel/entry.S | 45 +- arch/xtensa/kernel/head.S | 8 +- arch/xtensa/kernel/hw_breakpoint.c | 21 +- arch/xtensa/kernel/jump_label.c | 99 +++ arch/xtensa/kernel/process.c | 55 +- arch/xtensa/kernel/ptrace.c | 353 ++++++---- arch/xtensa/kernel/setup.c | 8 +- arch/xtensa/kernel/signal.c | 8 +- arch/xtensa/kernel/syscall.c | 11 +- arch/xtensa/kernel/syscalls/Makefile | 38 + arch/xtensa/kernel/syscalls/syscall.tbl | 374 ++++++++++ arch/xtensa/kernel/syscalls/syscallhdr.sh | 36 + arch/xtensa/kernel/syscalls/syscalltbl.sh | 32 + arch/xtensa/kernel/traps.c | 10 +- arch/xtensa/mm/init.c | 3 + drivers/irqchip/irq-xtensa-mx.c | 10 +- drivers/irqchip/irq-xtensa-pic.c | 8 +- include/uapi/linux/audit.h | 1 + include/uapi/linux/elf-em.h | 1 + 44 files changed, 1117 insertions(+), 1256 deletions(-) create mode 100644 arch/xtensa/include/asm/jump_label.h create mode 100644 arch/xtensa/kernel/jump_label.c create mode 100644 arch/xtensa/kernel/syscalls/Makefile create mode 100644 arch/xtensa/kernel/syscalls/syscall.tbl create mode 100644 arch/xtensa/kernel/syscalls/syscallhdr.sh create mode 100644 arch/xtensa/kernel/syscalls/syscalltbl.sh Thanks. -- Max