Re: possible bug in page allocation mechanism

2007-02-15 Thread Andrew Morton
On Thu, 15 Feb 2007 14:11:42 -0800 (PST) Tim Cullen <[EMAIL PROTECTED]> wrote: > There appears to be a inconsistenancy with reference > counts on pages allocated with alloc_pages when order > is greater than zero. In buffered_rmqueue when order > != 0 then __rmqueue is called. This returns a page

possible bug in page allocation mechanism

2007-02-15 Thread Tim Cullen
There appears to be a inconsistenancy with reference counts on pages allocated with alloc_pages when order is greater than zero. In buffered_rmqueue when order != 0 then __rmqueue is called. This returns a page pointer that is really a pointer to the first page in a group of pages. Subsequently pre