From: Pratyush Anand <panand@redhat.com>
To: linux-arm-kernel@lists.infradead.org, linux@arm.linux.org.uk,
catalin.marinas@arm.com, will.deacon@arm.com
Cc: linux-kernel@vger.kernel.org, wcohen@redhat.com, oleg@redhat.com,
dave.long@linaro.org, steve.capper@linaro.org,
srikar@linux.vnet.ibm.com, vijaya.kumar@caviumnetworks.com
Subject: Re: [PATCH 0/5] ARM64: Uprobe support added
Date: Wed, 24 Aug 2016 12:56:22 +0530 [thread overview]
Message-ID: <20160824072622.GB24311@localhost.localdomain> (raw)
In-Reply-To: <cover.1470114993.git.panand@redhat.com>
Hi Will/Catalin,
Do you have any specific comment for this patch set?
~Pratyush
[1] https://lkml.org/lkml/2016/8/22/69
On 02/08/2016:11:00:04 AM, Pratyush Anand wrote:
> ARM64 kprobe support is lying in torvalds/linux.git:master now. Therefore
> sending my uprobe patches which were dependent on decode-insn code of kprobe
> patches.
>
> Unit tests for following have been done so far and they have been found
> working.
> 1. Step-able instructions, like sub, ldr, add etc.
> 2. Simulation-able like ret, cbnz, cbz etc.
> 3. uretprobe
> 4. Reject-able instructions like sev, wfe etc.
> 5. trapped and abort xol path
> 6. probe at unaligned user address.
> 7. longjump test cases
>
> Currently it does not support aarch32 instruction probing.
>
> RFC patches were sent long back, and all review comments for RFCs have been
> incorporated. RFCs were here: https://lwn.net/Articles/648514/
>
> Pratyush Anand (5):
> arm64: kprobe: protect/rename few definitions to be reused by uprobe
> arm64: kgdb_step_brk_fn: ignore other's exception
> arm64: Handle TRAP_HWBRKPT for user mode as well
> arm64: Handle TRAP_BRKPT for user mode as well
> arm64: Add uprobe support
>
> arch/arm64/Kconfig | 3 +
> arch/arm64/include/asm/debug-monitors.h | 3 +
> arch/arm64/include/asm/probes.h | 23 ++--
> arch/arm64/include/asm/ptrace.h | 8 ++
> arch/arm64/include/asm/thread_info.h | 5 +-
> arch/arm64/include/asm/uprobes.h | 37 ++++++
> arch/arm64/kernel/debug-monitors.c | 40 +++---
> arch/arm64/kernel/entry.S | 6 +-
> arch/arm64/kernel/kgdb.c | 3 +
> arch/arm64/kernel/probes/Makefile | 2 +
> arch/arm64/kernel/probes/decode-insn.c | 31 ++---
> arch/arm64/kernel/probes/decode-insn.h | 8 +-
> arch/arm64/kernel/probes/kprobes.c | 36 ++---
> arch/arm64/kernel/probes/uprobes.c | 227 ++++++++++++++++++++++++++++++++
> arch/arm64/kernel/signal.c | 4 +-
> arch/arm64/mm/flush.c | 6 +
> 16 files changed, 378 insertions(+), 64 deletions(-)
> create mode 100644 arch/arm64/include/asm/uprobes.h
> create mode 100644 arch/arm64/kernel/probes/uprobes.c
>
> --
> 2.5.5
next prev parent reply other threads:[~2016-08-24 7:26 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-02 5:30 [PATCH 0/5] ARM64: Uprobe support added Pratyush Anand
2016-08-02 5:30 ` [PATCH 1/5] arm64: kprobe: protect/rename few definitions to be reused by uprobe Pratyush Anand
2016-08-02 5:30 ` [PATCH 2/5] arm64: kgdb_step_brk_fn: ignore other's exception Pratyush Anand
2016-08-02 5:30 ` [PATCH 3/5] arm64: Handle TRAP_HWBRKPT for user mode as well Pratyush Anand
2016-09-06 16:11 ` Catalin Marinas
2016-09-06 21:36 ` David Long
2016-09-07 4:47 ` Pratyush Anand
2016-09-07 13:41 ` Catalin Marinas
2016-08-02 5:30 ` [PATCH 4/5] arm64: Handle TRAP_BRKPT " Pratyush Anand
2016-09-06 16:34 ` Catalin Marinas
2016-08-02 5:30 ` [PATCH 5/5] arm64: Add uprobe support Pratyush Anand
2016-08-09 18:49 ` Oleg Nesterov
2016-08-24 7:13 ` Pratyush Anand
2016-08-24 15:47 ` Oleg Nesterov
2016-08-24 15:56 ` Will Deacon
2016-08-25 13:33 ` Oleg Nesterov
2016-09-20 16:59 ` Catalin Marinas
2016-09-21 11:00 ` Pratyush Anand
2016-09-21 17:04 ` Catalin Marinas
2016-09-22 3:23 ` Pratyush Anand
2016-09-22 16:50 ` Catalin Marinas
2016-09-23 4:12 ` Pratyush Anand
2016-09-23 13:05 ` Catalin Marinas
2016-09-25 17:02 ` Pratyush Anand
2016-09-26 11:01 ` Catalin Marinas
2016-09-26 13:03 ` Pratyush Anand
2016-09-27 13:51 ` Catalin Marinas
2016-09-27 15:03 ` Pratyush Anand
2016-09-28 17:12 ` Catalin Marinas
2016-08-24 7:26 ` Pratyush Anand [this message]
2016-09-20 2:51 ` [PATCH 0/5] ARM64: Uprobe support added Pratyush Anand
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