Re: About get_page for compound page

2007-07-19 Thread Peter Zijlstra
On Fri, 2007-07-20 at 07:59 +0800, Fengwei Yin wrote: > On 7/20/07, Peter Zijlstra <[EMAIL PROTECTED]> wrote: > > On Thu, 2007-07-19 at 23:54 +0800, Fengwei Yin wrote: > > > Hi, > > > In get_page(), the parameter page is changed by > > > page = compound_head(page); > > > if the page is not

Re: About get_page for compound page

2007-07-19 Thread Fengwei Yin
On 7/20/07, Peter Zijlstra <[EMAIL PROTECTED]> wrote: On Thu, 2007-07-19 at 23:54 +0800, Fengwei Yin wrote: > Hi, > In get_page(), the parameter page is changed by > page = compound_head(page); > if the page is not the first page of compound pages. > > My question: is this behavior corre

Re: About get_page for compound page

2007-07-19 Thread Peter Zijlstra
On Thu, 2007-07-19 at 23:54 +0800, Fengwei Yin wrote: > Hi, > In get_page(), the parameter page is changed by > page = compound_head(page); > if the page is not the first page of compound pages. > > My question: is this behavior correct? Yes it is, in general the page state of a compound