On Mon, 2007-10-08 at 23:28 +0800, Yan Zheng wrote:
> Hi all
>
> find_lock_page increases page's usage count, we should decrease it
> before return VM_FAULT_SIGBUS
>
> Signed-off-by: Yan Zheng<[email protected]>
Nice catch, .23 material?
Acked-by: Peter Zijlstra <[email protected]>
> ----
> diff -ur linux-2.6.23-rc9/mm/filemap.c linux/mm/filemap.c
> --- linux-2.6.23-rc9/mm/filemap.c 2007-10-07 15:03:33.000000000 +0800
> +++ linux/mm/filemap.c 2007-10-08 23:14:39.000000000 +0800
> @@ -1388,6 +1388,7 @@
> size = (i_size_read(inode) + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
> if (unlikely(vmf->pgoff >= size)) {
> unlock_page(page);
> + page_cache_release(page);
> goto outside_data_content;
> }
-
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