On 14.03.2024 08:20, Juergen Gross wrote: > With lock handling now allowing up to 16384 cpus (spinlocks can handle > 65535 cpus, rwlocks can handle 16384 cpus), raise the allowed limit for > the number of cpus to be configured to 16383. > > The new limit is imposed by IOMMU_CMD_BUFFER_MAX_ENTRIES and > QINVAL_MAX_ENTRY_NR required to be larger than 2 * CONFIG_NR_CPUS.
That's quite sad - I was really hoping we'd finally end up with a power-of-2 upper bound. Jan
