Re: [Xen-devel] [PATCH V3 0/4] Change fixed mmio handlers to a variable number

2016-07-26 Thread Stefano Stabellini
On Wed, 20 Jul 2016, Shanker Donthineni wrote: > The maximum number of mmio handlers that are allowed is limited to > a macro MAX_IO_HANDLER(16), which is not enough for supporting per CPU > Redistributor regions. We need at least MAX_IO_HANDLER+CONFIG_NR_CPUS > mmio handlers in order to support AC

[Xen-devel] [PATCH V3 0/4] Change fixed mmio handlers to a variable number

2016-07-20 Thread Shanker Donthineni
The maximum number of mmio handlers that are allowed is limited to a macro MAX_IO_HANDLER(16), which is not enough for supporting per CPU Redistributor regions. We need at least MAX_IO_HANDLER+CONFIG_NR_CPUS mmio handlers in order to support ACPI based XEN boot. This patchset uses the dynamic allo