On 4-Jan-14, at 12:45 PM, Mikulas Patocka wrote:
* flush_dcache_page asks for the list of userspace mappings, however
that
page->mapping field is reused by the slab subsystem for a different
purpose. This causes the crash.
I'd noticed the other day that the parisc implementation of
flush_dcache_page()
should return if "!mapping || mapping != page->mapping" is true. This
would
have avoided crash.
Dave
--
John David Anglin dave.anglin@xxxxxxxx
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