[PATCH V2] cxl: Fix memory page not handled

Vaibhav Jain vaibhav at linux.vnet.ibm.com
Tue Sep 26 11:44:52 AEST 2017


Hi Christophe,

A minor nitpick

Christophe Lombard <clombard at linux.vnet.ibm.com> writes:

> +	for (dar = (addr & ~(page_size - 1)); dar < (addr + size); dar += page_size) {
> +		if (dar < vma->vm_start || dar > vma->vm_end) {
Code comment in mm_types.h for vm_end says it "The first byte after our
end address within vm_mm". So this condition should be
(dar < vma->vm_start || dar >= vma->vm_end)

~ Vaibhav



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