On Sat, Apr 05, 2014 at 08:37:21AM -0700, Marc MERLIN wrote:
> static void btrfs_release_extent_buffer_page(struct extent_buffer *eb,
> unsigned long start_idx)
> {
> unsigned long index;
> unsigned long num_pages;
> struct page *page;
> int mapped = !test_bit(EXTENT_BUFFER_DUMMY, &eb->bflags);
>
> >>> BUG_ON(extent_buffer_under_io(eb));
>
> num_pages = num_extent_pages(eb->start, eb->len);
> index = start_idx + num_pages;
> if (start_idx >= index)
> return;
After reboot, things went back to normal, I just got this on reboot:
BTRFS error (device dm-2): block group 535289659392 has wrong amount of free space
BTRFS error (device dm-2): failed to load free space cache for block group 535289659392
INFO: task btrfs-transacti:4080 blocked for more than 120 seconds.
Not tainted 3.14.0-rc5-amd64-i915-preempt-20140216c #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
btrfs-transacti D ffff88020c42aa80 0 4080 2 0x00000000
ffff8800c605bdc0 0000000000000046 ffff8800c605bfd8 ffff88020c42a550
00000000000141c0 ffff88020c42a550 ffff8800c6e61ed0 ffff8802139601e8
0000000000000000 ffff880213960000 ffff88020cf03100 ffff8800c605bdd0
Call Trace:
[<ffffffff8160c331>] schedule+0x73/0x75
[<ffffffff8122a5f9>] wait_current_trans.isra.15+0x98/0xf4
[<ffffffff810850c9>] ? finish_wait+0x65/0x65
[<ffffffff8122b812>] start_transaction+0x202/0x4f2
[<ffffffff8122bb9e>] btrfs_attach_transaction+0x17/0x19
[<ffffffff812277a8>] transaction_kthread+0xd6/0x1ab
[<ffffffff812276d2>] ? btrfs_cleanup_transaction+0x43f/0x43f
[<ffffffff8106bc56>] kthread+0xae/0xb6
[<ffffffff8106bba8>] ? __kthread_parkme+0x61/0x61
[<ffffffff816153fc>] ret_from_fork+0x7c/0xb0
[<ffffffff8106bba8>] ? __kthread_parkme+0x61/0x61
Marc
--
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
.... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/ | PGP 1024R/763BE901
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