Thanks very much for you explanation. :-)
2013/3/4 Johannes Weiner :
> On Mon, Mar 04, 2013 at 09:54:26AM +0800, Li Haifeng wrote:
>> When a page cache is to reclaim, we should to decide whether the page
>> cache is free.
>> IMO, the condition whether a page cache is free should be 3 in page
>>
On Mon, Mar 04, 2013 at 09:54:26AM +0800, Li Haifeng wrote:
> When a page cache is to reclaim, we should to decide whether the page
> cache is free.
> IMO, the condition whether a page cache is free should be 3 in page
> frame reclaiming. The reason lists as below.
>
> When page is allocated, the
On Mon, Mar 04, 2013 at 09:54:26AM +0800, Li Haifeng wrote:
When a page cache is to reclaim, we should to decide whether the page
cache is free.
IMO, the condition whether a page cache is free should be 3 in page
frame reclaiming. The reason lists as below.
When page is allocated, the
Thanks very much for you explanation. :-)
2013/3/4 Johannes Weiner han...@cmpxchg.org:
On Mon, Mar 04, 2013 at 09:54:26AM +0800, Li Haifeng wrote:
When a page cache is to reclaim, we should to decide whether the page
cache is free.
IMO, the condition whether a page cache is free should be 3
When a page cache is to reclaim, we should to decide whether the page
cache is free.
IMO, the condition whether a page cache is free should be 3 in page
frame reclaiming. The reason lists as below.
When page is allocated, the page->_count is 1(code fragment is code-1 ).
And when the page is
When a page cache is to reclaim, we should to decide whether the page
cache is free.
IMO, the condition whether a page cache is free should be 3 in page
frame reclaiming. The reason lists as below.
When page is allocated, the page-_count is 1(code fragment is code-1 ).
And when the page is
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