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lib/genalloc.c: add genpool range check function
After allocating an address from a particular genpool, there is no good way to verify if that address actually belongs to a genpool. Introduce addr_in_gen_pool which will return if an address plus size falls completely within the genpool range. Signed-off-by: Laura Abbott <[email protected]> Acked-by: Will Deacon <[email protected]> Reviewed-by: Olof Johansson <[email protected]> Reviewed-by: Catalin Marinas <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: David Riley <[email protected]> Cc: Ritesh Harjain <[email protected]> Cc: Russell King <[email protected]> Cc: Thierry Reding <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
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