On Wed, 10 Nov 2021 12:50:52 +1000, Nicholas Piggin wrote:
> These are some watchdog fixes and improvements, in particular a
> deadlock between the wd_smp_lock and console lock when the watchdog
> fires, found by Laurent.
>
> Thanks,
> Nick
>
> [...]
Applied to powerpc/next.
[1/4] powerpc/watchdog: Fix missed watchdog reset due to memory ordering race
https://git.kernel.org/powerpc/c/5dad4ba68a2483fc80d70b9dc90bbe16e1f27263
[2/4] powerpc/watchdog: tighten non-atomic read-modify-write access
https://git.kernel.org/powerpc/c/858c93c31504ac1507084493d7eafbe7e2302dc2
[3/4] powerpc/watchdog: Avoid holding wd_smp_lock over printk and
smp_send_nmi_ipi
https://git.kernel.org/powerpc/c/76521c4b0291ad25723638ade5a0ff4d5f659771
[4/4] powerpc/watchdog: read TB close to where it is used
https://git.kernel.org/powerpc/c/1f01bf90765fa5f88fbae452c131c1edf5cda7ba
cheers
