On Wed, May 27, 2015 at 10:56:10AM -0700, Mike Kravetz wrote: > Modify region_add() to keep track of regions(pages) added to the > reserve map and return this value. The return value can be > compared to the return value of region_chg() to determine if the > map was modified between calls. > > Make vma_commit_reservation() also pass along the return value of > region_add(). In the normal case, we want vma_commit_reservation > to return the same value as the preceding call to vma_needs_reservation. > Create a common __vma_reservation_common routine to help keep the > special case return values in sync > > Signed-off-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx> Reviewed-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href