[PATCH v6 1/2] watchdog: move arm64 watchdog_hld into common code

[Will Deacon]

On Fri, Nov 14, 2025 at 11:32:42AM +0800, Yunhui Cui wrote:
> Move the contents of arch/arm64/watchdog_hld.c to kernel/watchdog_perf.c
> to create a generic implementation that can be reused by other arch,
> such as RISC-V.
> 
> Signed-off-by: Yunhui Cui <cuiyunhui at bytedance.com>
> Reviewed-by: Douglas Anderson <dianders at chromium.org>
> ---
>  arch/arm64/Kconfig               |  1 +
>  arch/arm64/kernel/Makefile       |  1 -
>  arch/arm64/kernel/watchdog_hld.c | 94 --------------------------------
>  drivers/perf/arm_pmu.c           | 10 +++-
>  include/linux/perf/arm_pmu.h     |  2 -
>  kernel/watchdog_perf.c           | 83 ++++++++++++++++++++++++++++
>  lib/Kconfig.debug                |  8 +++
>  7 files changed, 101 insertions(+), 98 deletions(-)
>  delete mode 100644 arch/arm64/kernel/watchdog_hld.c

Acked-by: Will Deacon <will at kernel.org>

Will