On 14.03.24 08:26, Jan Beulich wrote:
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.
Yes, me too.
Juergen
