adjust_resource
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## Name

adjust_resource — 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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