adjust_resource(9) modify a resource's start and size

SYNOPSIS

int adjust_resource(struct resource * res, resource_size_t start, resource_size_t size);

ARGUMENTS

res

resource to modify

start

new start value

size

new size

DESCRIPTION

Given an existing resource, change its start and size to match the arguments. Returns 0 on success, -EBUSY if it can't fit. Existing children of the resource are assumed to be immutable.

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