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Linus Torvalds authored
This reverts commit 152e93af. It was a nice cleanup in theory, but as Nicolai Stange points out, we do need to make the page dirty for the copy-on-write case even when we didn't end up making it writable, since the dirty bit is what we use to check that we've gone through a COW cycle. Reported-by:
Michal Hocko <mhocko@kernel.org> Acked-by:
Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
f55e1014