On Monday 12 October 2015 11:59:16 yalin wang wrote: > This attribute can make init data to be into .initbss section, > this will make the data to be NO_BITS in vmlinux, can shrink the > Image file size, and speed up the boot up time. > > Signed-off-by: yalin wang <yalin.wang2010@xxxxxxxxx> Do you have an estimate of how much it gains? In multi_v7_defconfig, I see a total of 3367 symbols with 406016 bytes init.data, but only 348 bytes of those are in zero-initialized symbols. Arnd -- 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=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>