On Mon, Jan 28, 2013 at 03:49:25PM -0600, Seth Jennings wrote: > To prevent flooding the swap device with writebacks, frontswap > backends need to count and limit the number of outstanding > writebacks. The incrementing of the counter can be done before > the call to __swap_writepage(). However, the caller must receive > a notification when the writeback completes in order to decrement > the counter. > > To achieve this functionality, this patch modifies > __swap_writepage() to take the bio completion callback function > as an argument. > > end_swap_bio_write(), the normal bio completion function, is also > made non-static so that code doing the accounting can call it > after the accounting is done. > > Signed-off-by: Seth Jennings <[email protected]> Acked-by: Minchan Kim <[email protected]>
-- Kind regards, Minchan Kim -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
