2008/2/17, Theodore Tso <[EMAIL PROTECTED]>:
> On Sun, Feb 17, 2008 at 02:56:13PM +0900, Akinobu Mita wrote:
> > This patch improves ext2_readdir() return value for ext2_get_page() failure
> > by using the actual result of ext2_get_page().
> > -                     return -EIO;
> > +                     return PTR_ERR(page);
> The patch is harmless, and maybe even a good thing from an abstract
> point of view, but you realize that EIO is the only thing that
> ext2_get_page() can return, right?

There are some cases that ext2_get_page() returns -ENOMEM logically.
(--> read_mapping_page --> read_cache_page --> read_cache_page_async -->
     __read_cache_page --> page_cache_alloc_cold, or add_to_page_cache_lru)
But this is not likely to happen in reality.
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