From: Will Deacon <will.deacon@arm.com>
To: Jiang Liu <liuj97@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Sandeepa Prabhu <sandeepa.prabhu@linaro.org>,
AKASHI Takahiro <takahiro.akashi@linaro.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v7 2/7] arm64: introduce interfaces to hotpatch kernel and module code
Date: Mon, 6 Jan 2014 18:48:09 +0000 [thread overview]
Message-ID: <20140106184808.GJ1096@mudshark.cambridge.arm.com> (raw)
In-Reply-To: <1387725944-810-3-git-send-email-liuj97@gmail.com>
On Sun, Dec 22, 2013 at 03:25:38PM +0000, Jiang Liu wrote:
> Introduce three interfaces to patch kernel and module code:
> aarch64_insn_patch_text_nosync():
> patch code without synchronization, it's caller's responsibility
> to synchronize all CPUs if needed.
> aarch64_insn_patch_text_sync():
> patch code and always synchronize with stop_machine()
> aarch64_insn_patch_text():
> patch code and synchronize with stop_machine() if needed
>
> Signed-off-by: Jiang Liu <liuj97@gmail.com>
> ---
> arch/arm64/include/asm/insn.h | 10 +++-
> arch/arm64/kernel/insn.c | 119 ++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 128 insertions(+), 1 deletion(-)
Reviewed-by: Will Deacon <will.deacon@arm.com>
Thanks!
Will
next prev parent reply other threads:[~2014-01-06 18:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-22 15:25 [PATCH v7 0/7] Optimize jump label implementation for ARM64 Jiang Liu
2013-12-22 15:25 ` [PATCH v7 1/7] arm64: introduce basic aarch64 instruction decoding helpers Jiang Liu
2013-12-22 15:25 ` [PATCH v7 2/7] arm64: introduce interfaces to hotpatch kernel and module code Jiang Liu
2014-01-06 18:48 ` Will Deacon [this message]
2013-12-22 15:25 ` [PATCH v7 3/7] arm64: move encode_insn_immediate() from module.c to insn.c Jiang Liu
2013-12-22 15:25 ` [PATCH v7 4/7] arm64: introduce aarch64_insn_gen_{nop|branch_imm}() helper functions Jiang Liu
2013-12-22 15:25 ` [PATCH v7 5/7] arm64, jump label: detect %c support for ARM64 Jiang Liu
2013-12-22 15:25 ` [PATCH v7 6/7] arm64, jump label: optimize jump label implementation Jiang Liu
2014-01-06 18:51 ` Will Deacon
2014-01-07 13:43 ` Jiang Liu
2013-12-22 15:25 ` [PATCH v7 7/7] jump_label: use defined macros instead of hard-coding for better readability Jiang Liu
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