Messages in this thread Patch in this message | | | Date | Sat, 28 Sep 2002 18:31:57 -0700 | From | Andrew Morton <> | Subject | Re: suspect list_empty( {NULL, NULL} ) |
| |
Zach Brown wrote: > > A cute list_head debugging patch seems to have found strange list_entry > use in vmscan.c in stock 2.5.39. > > page_mapping_inuse: > > if (!list_empty(&mapping->i_mmap) || !list_empty(&mapping->i_mmap_shared)) > > ... > (gdb) print *mapping > $22 = {host = 0xc03b6e00
That's swapper_space.
--- 2.5.39/mm/swap_state.c~swapper_space-state Sat Sep 28 18:30:45 2002 +++ 2.5.39-akpm/mm/swap_state.c Sat Sep 28 18:31:26 2002 @@ -43,6 +43,8 @@ struct address_space swapper_space = { .a_ops = &swap_aops, .backing_dev_info = &swap_backing_dev_info, .i_shared_lock = SPIN_LOCK_UNLOCKED, + .i_mmap = LIST_HEAD_INIT(swapper_space.i_mmap), + .i_mmap_shared = LIST_HEAD_INIT(swapper_space.i_mmap_shared), .private_lock = SPIN_LOCK_UNLOCKED, .private_list = LIST_HEAD_INIT(swapper_space.private_list), }; . - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |