On Thu, 14 Jan 2016, Vitaly Kuznetsov wrote: > > My suggestion is to just simply document that auto-onlining can add the > > memory but fail to online it and the failure is silent to userspace. If > > userspace cares, it can check the online status of the added memory blocks > > itself. > > The problem is not only that it's silent, but also that > /sys/devices/system/memory/*/state will lie as we create all memory > blocks in MEM_ONLINE state and from online_pages() error we can't figure > out which particular block failed. 'v5' which I sent yesterday is > supposed to fix the issue (blocks are onlined with > memory_block_change_state() which handles failures. > Would you mind documenting that in the memory-hotplug.txt as an add-on patch to your v5, which appears ready to go? -- 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>