From: Sumit Garg <sumit.garg@linaro.org> To: daniel.thompson@linaro.org, dianders@chromium.org, will@kernel.org, liwei391@huawei.com Cc: catalin.marinas@arm.com, mark.rutland@arm.com, mhiramat@kernel.org, jason.wessel@windriver.com, maz@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Sumit Garg <sumit.garg@linaro.org> Subject: [PATCH v3 0/2] arm64: Fix pending single-step debugging issues Date: Wed, 11 May 2022 11:35:19 +0530 [thread overview] Message-ID: <20220511060521.465744-1-sumit.garg@linaro.org> (raw) This patch-set reworks pending fixes from Wei's series [1] to make single-step debugging via kgdb/kdb on arm64 work as expected. There was a prior discussion on ML [2] regarding if we should keep the interrupts enabled during single-stepping. So patch #1 follows suggestion from Will [3] to not disable interrupts during single stepping but rather skip single stepping within interrupt handler. [1] https://lore.kernel.org/all/20200509214159.19680-1-liwei391@huawei.com/ [2] https://lore.kernel.org/all/CAD=FV=Voyfq3Qz0T3RY+aYWYJ0utdH=P_AweB=13rcV8GDBeyQ@mail.gmail.com/ [3] https://lore.kernel.org/all/20200626095551.GA9312@willie-the-truck/ Changes in v3: - Reword commit descriptions as per Daniel's suggestions. Changes in v2: - Replace patch #1 to rather follow Will's suggestion. Sumit Garg (2): arm64: entry: Skip single stepping into interrupt handlers arm64: kgdb: Set PSTATE.SS to 1 to re-enable single-step arch/arm64/include/asm/debug-monitors.h | 1 + arch/arm64/kernel/debug-monitors.c | 5 +++++ arch/arm64/kernel/entry-common.c | 18 +++++++++++++++++- arch/arm64/kernel/kgdb.c | 2 ++ 4 files changed, 25 insertions(+), 1 deletion(-) -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Sumit Garg <sumit.garg@linaro.org> To: daniel.thompson@linaro.org, dianders@chromium.org, will@kernel.org, liwei391@huawei.com Cc: catalin.marinas@arm.com, mark.rutland@arm.com, mhiramat@kernel.org, jason.wessel@windriver.com, maz@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Sumit Garg <sumit.garg@linaro.org> Subject: [PATCH v3 0/2] arm64: Fix pending single-step debugging issues Date: Wed, 11 May 2022 11:35:19 +0530 [thread overview] Message-ID: <20220511060521.465744-1-sumit.garg@linaro.org> (raw) This patch-set reworks pending fixes from Wei's series [1] to make single-step debugging via kgdb/kdb on arm64 work as expected. There was a prior discussion on ML [2] regarding if we should keep the interrupts enabled during single-stepping. So patch #1 follows suggestion from Will [3] to not disable interrupts during single stepping but rather skip single stepping within interrupt handler. [1] https://lore.kernel.org/all/20200509214159.19680-1-liwei391@huawei.com/ [2] https://lore.kernel.org/all/CAD=FV=Voyfq3Qz0T3RY+aYWYJ0utdH=P_AweB=13rcV8GDBeyQ@mail.gmail.com/ [3] https://lore.kernel.org/all/20200626095551.GA9312@willie-the-truck/ Changes in v3: - Reword commit descriptions as per Daniel's suggestions. Changes in v2: - Replace patch #1 to rather follow Will's suggestion. Sumit Garg (2): arm64: entry: Skip single stepping into interrupt handlers arm64: kgdb: Set PSTATE.SS to 1 to re-enable single-step arch/arm64/include/asm/debug-monitors.h | 1 + arch/arm64/kernel/debug-monitors.c | 5 +++++ arch/arm64/kernel/entry-common.c | 18 +++++++++++++++++- arch/arm64/kernel/kgdb.c | 2 ++ 4 files changed, 25 insertions(+), 1 deletion(-) -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2022-05-11 6:05 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-11 6:05 Sumit Garg [this message] 2022-05-11 6:05 ` [PATCH v3 0/2] arm64: Fix pending single-step debugging issues Sumit Garg 2022-05-11 6:05 ` [PATCH v3 1/2] arm64: entry: Skip single stepping into interrupt handlers Sumit Garg 2022-05-11 6:05 ` Sumit Garg 2022-05-11 6:05 ` [PATCH v3 2/2] arm64: kgdb: Set PSTATE.SS to 1 to re-enable single-step Sumit Garg 2022-05-11 6:05 ` Sumit Garg 2022-07-01 22:14 ` [PATCH v3 0/2] arm64: Fix pending single-step debugging issues Doug Anderson 2022-07-01 22:14 ` Doug Anderson 2022-07-08 16:31 ` Will Deacon 2022-07-08 16:31 ` Will Deacon 2022-07-08 16:44 ` Doug Anderson 2022-07-08 16:44 ` Doug Anderson 2022-07-11 12:48 ` Sumit Garg 2022-07-11 12:48 ` Sumit Garg 2022-07-11 12:43 ` Sumit Garg 2022-07-11 12:43 ` Sumit Garg 2022-07-11 13:47 ` Doug Anderson 2022-07-11 13:47 ` Doug Anderson 2022-07-11 13:51 ` Sumit Garg 2022-07-11 13:51 ` Sumit Garg 2022-08-04 9:18 ` Sumit Garg 2022-08-04 9:18 ` Sumit Garg
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