Re: [PATCH v3 0/3] Coresight TMC-ETR some bugfixes and cleanups

[hejunhao <hejunhao3@h-partners.com>]

a gentle ping...


On 2025/8/18 16:05, Junhao He wrote:
> This patchset builds upon Yicong's previous patches [1].
>
> Introducing fix two race issues found by using TMC-ETR and CATU, Two
> cleanups found when debugging the issues.
>
> [1] https://lore.kernel.org/linux-arm-kernel/20241202092419.11777-1-yangyicong@huawei.com/
>
> ---
> Changes in v3:
>   - Patches 1: Additional comment for tmc_drvdata::etr_mode. Update
>   comment for tmc_drvdata::reading with Jonathan's Tag.
>   - Patches 2: Replace scoped_guard with guard with Jonathan's Tag.
>   - Patches 2: Fix spinlock to raw_spinlock, and refactor this code based
>   on Leo's suggested solution.
>   - Patches 3: change the size's type to ssize_t and use max_t to simplify
>   the code with Leo's Tag.
> Link: https://lore.kernel.org/linux-arm-kernel/20250620075412.952934-1-hejunhao3@huawei.com/
>
> Changes in v2:
> - Updated the commit of patch2.
> - Rebase to v6.16-rc1
>
> Junhao He (1):
>    coresight: tmc: refactor the tmc-etr mode setting to avoid race
>      conditions
>
> Yicong Yang (2):
>    coresight: tmc: Add missing doc including reading and etr_mode of
>      struct tmc_drvdata
>    coresight: tmc: Decouple the perf buffer allocation from sysfs mode
>
>   .../hwtracing/coresight/coresight-tmc-etr.c   | 110 ++++++++----------
>   drivers/hwtracing/coresight/coresight-tmc.h   |   2 +
>   2 files changed, 53 insertions(+), 59 deletions(-)
>