Re: CONFIG_DEBUG_PAGEALLOC and virt_addr_valid()

From: Christoph Hellwig
Date: Thu Apr 01 2004 - 14:47:17 EST


On Thu, Apr 01, 2004 at 11:11:39AM -0800, Sridhar Samudrala wrote:
> When CONFIG_DEBUG_PAGEALLOC is enabled, i am noticing that virt_addr_valid()
> (called from sctp_is_valid_kaddr()) is returning true even for freed objects.
> Is this a bug or expected behavior?

Generally every use of virt_addr_valid() is a bug. What are you trying to
do?

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