Messages in this thread |  | | Date | Sun, 6 May 2001 22:19:38 -0700 | From | Aaron Lehmann <> | Subject | Re: page_launder() bug |
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On Sun, May 06, 2001 at 09:55:26PM -0700, David S. Miller wrote: > > Jonathan Morton writes: > > >- page_count(page) == (1 + !!page->buffers)); > > Two inversions in a row? > It is the most straightforward way to make a '1' or '0' > integer from the NULL state of a pointer.
page_count(page) == (1 + (page->buffers != 0));
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