On 2014/4/23 21:20, Will Deacon wrote: > Hi Jianguo, > > On Thu, Apr 17, 2014 at 10:43:01AM +0100, Marc Zyngier wrote: >> On Thu, Apr 17 2014 at 10:31:37 am BST, Jianguo Wu <wujianguo@xxxxxxxxxx> wrote: >>> When enable LPAE and big-endian in a hisilicon board, while specify >>> mem=384M mem=512M@7680M, will get bad page state: >>> >>> Freeing unused kernel memory: 180K (c0466000 - c0493000) >>> BUG: Bad page state in process init pfn:fa442 >>> page:c7749840 count:0 mapcount:-1 mapping: (null) index:0x0 >>> page flags: 0x40000400(reserved) >>> Modules linked in: >>> CPU: 0 PID: 1 Comm: init Not tainted 3.10.27+ #66 >>> [<c000f5f0>] (unwind_backtrace+0x0/0x11c) from [<c000cbc4>] (show_stack+0x10/0x14) >>> [<c000cbc4>] (show_stack+0x10/0x14) from [<c009e448>] (bad_page+0xd4/0x104) >>> [<c009e448>] (bad_page+0xd4/0x104) from [<c009e520>] (free_pages_prepare+0xa8/0x14c) >>> [<c009e520>] (free_pages_prepare+0xa8/0x14c) from [<c009f8ec>] (free_hot_cold_page+0x18/0xf0) >>> [<c009f8ec>] (free_hot_cold_page+0x18/0xf0) from [<c00b5444>] (handle_pte_fault+0xcf4/0xdc8) >>> [<c00b5444>] (handle_pte_fault+0xcf4/0xdc8) from [<c00b6458>] (handle_mm_fault+0xf4/0x120) >>> [<c00b6458>] (handle_mm_fault+0xf4/0x120) from [<c0013754>] (do_page_fault+0xfc/0x354) >>> [<c0013754>] (do_page_fault+0xfc/0x354) from [<c0008400>] (do_DataAbort+0x2c/0x90) >>> [<c0008400>] (do_DataAbort+0x2c/0x90) from [<c0008fb4>] (__dabt_usr+0x34/0x40) > > > [...] > > Please can you put this into Russell's patch system? You can also add my > ack: > > Acked-by: Will Deacon <will.deacon@xxxxxxx> > > You should also CC stable <stable@xxxxxxxxxxxxxxx> in the commit log. > Hi Will, I have submit to http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=8037/1. Thanks, Jianguo Wu. > Cheers, > > Will > > . > -- 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>