On 05/26/2015 08:33 AM, Josh Boyer wrote:
> On Fri, May 22, 2015 at 9:14 PM, Chris Mason wrote:
>> Hi Linus,
>>
>> My for-linus-4.1 branch has three more fixes:
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
>> for-linus-4.1
>&
Hi Linus,
I have a few more fixes in my for-linus-4.1 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.1
The first commit is a fix from Filipe for a very old extent buffer reuse
race that triggered a BUG_ON. It hasn't come up often, I looked through
old l
On 05/19/2015 03:55 AM, Govindarajulu Varadarajan wrote:
> Hi all
>
> I am seeing the following crash on my btrfs filesystem with nfs export.
> If I disable the nfs share and reboot, I do not hit the crash. Look like
> the crash happens on btrfs with nfs export.
>
> Is this a known issue? Has any
On 05/19/2015 09:54 AM, Piotr Szymaniak wrote:
> On Tue, May 19, 2015 at 09:43:10AM -0400, Chris Mason wrote:
>> On 05/19/2015 03:55 AM, Govindarajulu Varadarajan wrote:
>>> 2286--->BUG_ON(!PageLocked(page));
>>>
>>> [ 166.769868] BTRFS info (device sdf):
Hi Linus,
When an arm user reported crashes near page_address(page) in my new code,
it became clear that I can't be trusted with GFP masks. Filipe beat me
to the patch, and I'll just be in the corner with my dunce cap on.
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-l
cache writeout and bg deletion
(+27/-17)
Btrfs: fix deadlock when starting writeback of bg caches (+1/-1)
Yang Dongsheng (1) commits (+14/-9):
Btrfs: fill ->last_trans for delayed inode in btrfs_fill_inode.
Chris Mason (1) commits (+1/-2):
Btrfs: don't check for dela
On Thu, Dec 18, 2014 at 10:58 PM, Dave Jones wrote:
On Thu, Dec 18, 2014 at 07:49:41PM -0800, Linus Torvalds wrote:
> And when spinlocks start getting contention, *nested* spinlocks
> really really hurt. And you've got all the spinlock debugging on
etc,
> don't you?
Yeah, though rememb
Hi Linus,
Please pull my for-linus branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
It has part two of our merge window patches. These are all from Filipe,
and fix some really hard to find races that can cause corruptions. Most
of them involved block group
On Fri, Dec 19, 2014 at 9:55 AM, Dave Jones wrote:
On Thu, Dec 18, 2014 at 08:48:24PM -0800, Linus Torvalds wrote:
> On Thu, Dec 18, 2014 at 8:03 PM, Dave Jones
wrote:
> >
> > So the only thing that was on that could cause spinlock overhead
> > was DEBUG_SPINLOCK (and LOCK_STAT, though
On Fri, Dec 19, 2014 at 11:48 AM, Andy Lutomirski
wrote:
On Fri, Dec 19, 2014 at 3:23 AM, Peter Zijlstra
wrote:
On Thu, Dec 18, 2014 at 04:22:59PM -0800, Andy Lutomirski wrote:
Bad news: this patch is incorrect, I think. Take a look at
update_rq_clock -- it does fancy things involving
On Fri, Dec 19, 2014 at 11:15:21AM -0800, Linus Torvalds wrote:
> Here's another pattern. In your latest thing, every single time that
> CPU1 is waiting for some other CPU to pick up the IPI, we have CPU0
> doing this:
>
> [24998.060963] NMI backtrace for cpu 0
> [24998.061989] CPU: 0 PID: 2940 Co
On Fri, Dec 19, 2014 at 6:22 PM, Thomas Gleixner
wrote:
On Fri, 19 Dec 2014, Chris Mason wrote:
On Fri, Dec 19, 2014 at 11:15:21AM -0800, Linus Torvalds wrote:
> Here's another pattern. In your latest thing, every single time
that
> CPU1 is waiting for some other CPU to pick
Hi Linus,
I'm still testing more fixes, but I wanted to get out the fix for the
btrfs raid5/6 memory corruption I mentioned in my merge window pull.
Please pull my for-linus:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
Chris Mason (1) commits (
On Wed, Mar 25, 2015 at 11:07 AM, Jens Axboe wrote:
Both buffered and O_DIRECT.
Looks good, thanks Jens.
Acked-by: Chris Mason
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Hi Linus,
My for-linus branch has some btrfs fixes:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
I did rebase a patch out of the queue last night after tracking down
some problems Dave Sterba was seeing during xfstests (the top three are
obviously rebased). It w
Hi Linus,
Forrest Liu tracked down a missing blk_finish_plug in the btrfs logging
code. This isn't a new bug, and it's hard to hit. But, it's safe enough
for inclusion now, and in my for-linus branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
I missed the cc:
On Sat, Jan 31, 2015 at 07:43:15PM -0800, Fengguang Wu wrote:
> Hi all,
>
> I see 2 __might_sleep() warnings on when running LKP tests on
> v3.19-rc6, one related to raid5 and another related to btrfs.
>
> They might be exposed by this patch.
> FSUse%Count SizeFiles/sec Ap
On Tue, Mar 3, 2015 at 9:38 AM, David Sterba wrote:
Adding linux-btrfs to CC
On Thu, Feb 26, 2015 at 05:00:37PM +0100, Quentin Casasnovas wrote:
Improper arithmetics when calculting the address of the extended
ref could
lead to an out of bounds memory read and kernel panic.
Signed-off-b
On Tue, Mar 3, 2015 at 10:31 AM, Quentin Casasnovas
wrote:
Improper arithmetics when calculting the address of the extended ref
could
lead to an out of bounds memory read and kernel panic.
Signed-off-by: Quentin Casasnovas
---
fs/btrfs/tree-log.c | 2 +-
1 file changed, 1 insertion(+), 1
Hi Linus,
We have one more fix for btrfs in my for-linus branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
This was a bug in the new raid5/6 scrubbing support.
Gui Hecheng (1) commits (+2/-0):
btrfs: fix raid56 scrub failed in xfstests btrfs/072
Total: (
On Thu, Dec 11, 2014 at 1:36 AM, Ingo Molnar wrote:
* Andy Lutomirski wrote:
On Wed, Dec 10, 2014 at 2:56 PM, Shaohua Li wrote:
> On Wed, Dec 10, 2014 at 02:13:23PM -0800, Andy Lutomirski wrote:
>> On Wed, Dec 10, 2014 at 1:57 PM, Shaohua Li wrote:
>> > On Wed, Dec 10, 2014 at 11:10:
On Thu, Dec 18, 2014 at 12:13 AM, Dave Jones wrote:
On Mon, Dec 15, 2014 at 03:46:41PM -0800, Linus Torvalds wrote:
> On Mon, Dec 15, 2014 at 10:21 AM, Linus Torvalds
> wrote:
> >
> > So let's just fix it. Here's a completely untested patch.
>
> So after looking at this more, I'm actual
Hi Linus,
Please pull my for-linus branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus
This was held up a little trying to track down a use-after-free in btrfs
raid5/6. It's not clear yet if this is just made easier to trigger with
this pull or if its a new bug
On Thu, Dec 11, 2014 at 4:52 PM, Sasha Levin
wrote:
On 12/11/2014 04:49 PM, Linus Torvalds wrote:
On Thu, Dec 11, 2014 at 6:54 AM, Dave Jones
wrote:
>
> So either one of those 'good's actually wasn't, or I'm just
cursed.
Even if there was a good that wasn't, that last "bad"
(6f929b4e5a
Btrfs: fix allocationg memory failure for btrfsic_state structure (+11/-5)
Btrfs: fix incorrect compression ratio detection (+8/-8)
Chris Mason (1) commits (+1/-0):
Btrfs: include vmalloc.h in check-integrity.c
Gui Hecheng (1) commits (+60/-30):
btrfs: fix dead lock while running replace and
On Fri, Dec 12, 2014 at 2:24 PM, Linus Torvalds
wrote:
On Fri, Dec 12, 2014 at 11:07 AM, Chris Mason wrote:
From a feature point of view, most of the code here comes from Miao
Xie
and others at Fujitsu to implement scrubbing and replacing devices
on
raid56. This has been in
On Fri, Dec 12, 2014 at 12:59 PM, nick wrote:
Greetings Chris and Josef,
I am wondering if the bug at this URL,
https://urldefense.proofpoint.com/v1/url?u=https://bugzilla.kernel.org/show_bug.cgi?id%3D82251&k=ZVNjlDMF0FElm4dQtryO4A%3D%3D%0A&r=6%2FL0lzzDhu0Y1hL9xm%2BQyA%3D%3D%0A&m=LzvRKZOlBaBg
On Tue, Mar 15, 2016 at 07:30:14PM -0500, Eric Sandeen wrote:
> On 3/15/16 7:06 PM, Linus Torvalds wrote:
> > On Tue, Mar 15, 2016 at 4:52 PM, Dave Chinner wrote:
> >> >
> >> > It is pretty clear that the onus is on the patch submitter to
> >> > provide justification for inclusion, not for the rev
On Thu, Mar 17, 2016 at 10:47:29AM -0700, Linus Torvalds wrote:
> On Wed, Mar 16, 2016 at 10:18 PM, Gregory Farnum wrote:
> >
> > So we've not asked for NO_HIDE_STALE on the mailing lists, but I think
> > it was one of the problems Sage had using xfs in his BlueStore
> > implementation and was a b
On Tue, Mar 15, 2016 at 05:51:17PM -0700, Chris Mason wrote:
> On Tue, Mar 15, 2016 at 07:30:14PM -0500, Eric Sandeen wrote:
> > On 3/15/16 7:06 PM, Linus Torvalds wrote:
> > > On Tue, Mar 15, 2016 at 4:52 PM, Dave Chinner wrote:
> > >> >
> > >> >
On Tue, Apr 05, 2016 at 02:08:22PM -0400, Chris Mason wrote:
> Hi everyone,
>
> We're porting the fb kernel up to 4.5, and one of our last few out-of-tree
> patches is a hack to try harder to find idle cpus when waking up tasks.
> This helps in pretty much every workload we
Hi Linus
We have some fixes queued up in my for-linus-4.6 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.6
These are bug fixes, including a really old fsync bug, and a few
trace points to help us track down problems in the quota code.
Mark Fasheh (2) co
On Wed, Apr 06, 2016 at 09:27:24AM +0200, Mike Galbraith wrote:
> > On Tue, 2016-04-05 at 14:08 -0400, Chris Mason wrote:
>
> > Now, on to the patch. I pushed some code around and narrowed the
> > problem down to select_idle_sibling() We have cores going into and out
&g
th someone else.
Benchmarks in production show overall capacity going up between 2-5%
depending on the metric.
Credits to Arun Sharma for initial versions of this
patch.
Signed-off-by: Chris Mason
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 56b7d4b..2c47240 100644
--- a/ke
On Sun, Apr 10, 2016 at 12:04:21PM +0200, Mike Galbraith wrote:
> On Sat, 2016-04-09 at 15:05 -0400, Chris Mason wrote:
>
> > This does preserve the existing logic to prefer idle cores over idle
> > CPU threads, and includes some tests to try and avoid the idle scan when
>
On Sun, Apr 10, 2016 at 12:04:21PM +0200, Mike Galbraith wrote:
> On Sat, 2016-04-09 at 15:05 -0400, Chris Mason wrote:
>
> > This does preserve the existing logic to prefer idle cores over idle
> > CPU threads, and includes some tests to try and avoid the idle scan when
>
goto done;
-next:
- sg = sg->next;
- } while (sg != sd->groups);
+ }
}
done:
return target;
--------
/*
* schbench.c
*
* Copyright (C) 2016 Facebook
* Chris Mason
*
* GPLv2, portions copied from t
On Tue, Apr 05, 2016 at 02:43:09PM -0400, Bastien Bastien Philbert wrote:
> On Tue, Apr 5, 2016 at 2:08 PM, Chris Mason wrote:
[ ... ]
> >
> > I tried a few variations on select_idle_sibling() that preserved the
> > underlying goal of returning idle cores before idle SMT th
On Tue, Apr 05, 2016 at 03:36:57PM +0200, Lars Ellenberg wrote:
> blk_check_plugged() will return a pointer
> to an object linked on current->plug->cb_list.
>
> That list may "at any time" be implicitly cleared by
> blk_flush_plug_list()
> flush_plug_callbacks()
> either as a result of blk_finish
On Tue, Apr 05, 2016 at 09:03:02PM +0100, Matt Fleming wrote:
> On Tue, 05 Apr, at 02:08:22PM, Chris Mason wrote:
> >
> > I started with a small-ish program to benchmark wakeup latencies. The
> > basic idea is a bunch of worker threads who sit around and burn CPU.
> >
On Wed, Apr 06, 2016 at 09:27:24AM +0200, Mike Galbraith wrote:
> > On Tue, 2016-04-05 at 14:08 -0400, Chris Mason wrote:
>
> > Now, on to the patch. I pushed some code around and narrowed the
> > problem down to select_idle_sibling() We have cores going into and out
&g
On Mon, Apr 18, 2016 at 04:34:52AM -0700, Grant Likely wrote:
> I'm pleased to announce that at last weeks Technical Advisory Board
> meeting, the TAB elected Chris Mason as the chair* and re-elected Jon
> Corbet as vice-chair.
>
> Chris & Jon, congratulations to you. I&
Hi Linus,
My for-linus-4.6 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.6
Has a few fixes Dave Sterba had queued up. These are all pretty small,
but since they were tested I decided against waiting for more:
Alex Lyakas (2) commits (+18/-10):
btr
On Mon, Apr 11, 2016 at 06:54:21AM +0200, Mike Galbraith wrote:
> On Sun, 2016-04-10 at 15:55 -0400, Chris Mason wrote:
> > On Sun, Apr 10, 2016 at 12:04:21PM +0200, Mike Galbraith wrote:
> > > On Sat, 2016-04-09 at 15:05 -0400, Chris Mason wrote:
> > >
> > &g
On Tue, Apr 12, 2016 at 06:44:08AM +0200, Mike Galbraith wrote:
> On Mon, 2016-04-11 at 20:30 -0400, Chris Mason wrote:
> > On Mon, Apr 11, 2016 at 06:54:21AM +0200, Mike Galbraith wrote:
>
> > > > Ok, I was able to reproduce this by stuffing tbench_srv and tbench on
On Tue, Apr 12, 2016 at 08:16:17PM +0200, Mike Galbraith wrote:
> On Tue, 2016-04-12 at 09:27 -0400, Chris Mason wrote:
> > I
> > can always add the tunable to flip things on/off but I'd prefer that we
> > find a good set of defaults, mostly so the FB production runtim
On Wed, Apr 13, 2016 at 05:18:51AM +0200, Mike Galbraith wrote:
> On Tue, 2016-04-12 at 16:07 -0400, Chris Mason wrote:
>
> > I think that if we're worried about the cost of the idle scan for this
> > workload, find_idlest_group() is either going to hurt much more, or not
On Wed, Apr 13, 2016 at 04:22:58PM +0200, Mike Galbraith wrote:
> On Wed, 2016-04-13 at 09:44 -0400, Chris Mason wrote:
>
> > So you're interested in numbers where we pass the wake_wide decision
> > into select_idle_sibling(), and then use that instead of (or
On Wed, Apr 13, 2016 at 05:40:20AM +0200, Mike Galbraith wrote:
> On Tue, 2016-04-12 at 22:45 +0100, Matt Fleming wrote:
> > On Sat, 09 Apr, at 01:30:34PM, Chris Mason wrote:
> > >
> > > [ nohz throttling patch ]
> > >
> > > I tested the nohz throt
(+4/-4):
Btrfs: move kobj stuff out of dev_replace lock range
Shan Hai (1) commits (+0/-3):
btrfs/file.c: remove an unsed varialbe first_index
Chris Mason (1) commits (+3/-5):
btrfs: fix use after free iterating extrefs
Robin Ruede (1) commits (+8/-2):
btrfs: fix resending received snapsho
On Mon, Sep 14, 2015 at 01:06:25PM -0700, Linus Torvalds wrote:
> On Sun, Sep 13, 2015 at 4:12 PM, Dave Chinner wrote:
> >
> > Really need to run these numbers on slower disks where block layer
> > merging makes a difference to performance.
>
> Yeah. We've seen plugging and io schedulers not make
On Wed, Sep 16, 2015 at 09:58:06PM +0200, Jan Kara wrote:
> On Wed 16-09-15 11:16:21, Chris Mason wrote:
> > Short version, Linus' patch still gives bigger IOs and similar perf to
> > Dave's original. I should have done the blktrace runs for 60 seconds
> > instead o
Hi Linus,
I have a few fixes in my for-linus-4.3 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.3
These are small and assorted. Neil's is the oldest, I dropped the ball
thinking he was going to send it in.
Filipe Manana (3) commits (+26/-12):
Btrfs
On Mon, Nov 02, 2015 at 03:50:12PM -0500, J. Bruce Fields wrote:
> On Wed, Oct 28, 2015 at 07:25:10AM +0900, Neil Brown wrote:
> >
> > If you create a subvolume in btrfs and access it (by name) without
> > mounting it, then the subvolume looks like a separate mount to some
> > extent, returning a
On 16 Aug 2019, at 5:15, Andy Grover wrote:
> On 8/16/19 3:06 PM, Gerd Rausch wrote:
>> Hi,
>>
>> Just added the e-mail addresses I found using a simple "google
>> search",
>> in order to reach out to the original authors of these commits:
>> C
On 19 Oct 2019, at 23:47, Stephen Rothwell wrote:
> Hi all,
>
> The btrfs tree
> (git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git#next)
> has not bee updated in more than a year, so I have removed it and then
> renamed the btrfs-kdave tree to btrfs. I hope this is OK and if an
On 29 Jan 2019, at 23:17, Dave Chinner wrote:
> From: Dave Chinner
>
> This reverts commit a76cf1a474d7dbcd9336b5f5afb0162baa142cf0.
>
> This change causes serious changes to page cache and inode cache
> behaviour and balance, resulting in major performance regressions
> when combining worklao
it the lost wakeup in prod. I could search through all
the related hung task timeouts, but they are probably all stuck in
blkmq.
Acked-but-I'm-still-blaming-Jens-by: Chris Mason
-chris
On 01/06/2017 12:22 PM, Joseph Salisbury wrote:
Hi Luke,
A kernel bug report was opened against Ubuntu [0]. This bug was fixed
by the following commit in v4.7-rc1:
commit 4c63c2454eff996c5e27991221106eb511f7db38
Author: Luke Dashjr
Date: Thu Oct 29 08:22:21 2015 +
btrfs: bugfix:
Hi Linus,
Dave Sterba queued up a few fixes for btrfs. I have them in my
for-linus-4.10 branch:
These are all over the place. The tracepoint part of the pull fixes a
crash and adds a little more information to two tracepoints, while the
rest are good old fashioned fixes.
git://git.kernel.org/p
Hi Linus,
My for-linus-4.10 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.10
Has some fixes that we've collected from the list. We still have one
more pending to nail down a regression in lzo compression, but I wanted
to get this batch out the door.
eb
Author: Christoph Hellwig
Date: Mon Aug 3 23:28:35 2009 +0200
freeze_bdev: grab active reference to frozen superblocks
Then you can add:
Reviewed-by: Chris Mason
Thanks!
-chris
On 10/26/2016 03:06 PM, Linus Torvalds wrote:
> On Wed, Oct 26, 2016 at 11:42 AM, Dave Jones wrote:
>>
>> The stacks show nearly all of them are stuck in sync_inodes_sb
>
> That's just wb_wait_for_completion(), and it means that some IO isn't
> completing.
>
> There's also a lot of processes w
On 10/26/2016 04:00 PM, Chris Mason wrote:
>
>
> On 10/26/2016 03:06 PM, Linus Torvalds wrote:
>> On Wed, Oct 26, 2016 at 11:42 AM, Dave Jones wrote:
>>>
>>> The stacks show nearly all of them are stuck in sync_inodes_sb
>>
>> That's just w
On Wed, Oct 26, 2016 at 03:07:10PM -0700, Linus Torvalds wrote:
On Wed, Oct 26, 2016 at 1:00 PM, Chris Mason wrote:
Today I turned off every CONFIG_DEBUG_* except for list debugging, and
ran dbench 2048:
[ 2759.118711] WARNING: CPU: 2 PID: 31039 at lib/list_debug.c:33
__list_add+0xbe/0xd0
On Wed, Oct 26, 2016 at 05:03:45PM -0600, Jens Axboe wrote:
On 10/26/2016 04:58 PM, Linus Torvalds wrote:
On Wed, Oct 26, 2016 at 3:51 PM, Linus Torvalds
wrote:
Dave: it might be a good idea to split that "WARN_ON_ONCE()" in
blk_mq_merge_queue_io() into two
I did that myself too, since Dave
On Wed, Oct 26, 2016 at 05:20:01PM -0600, Jens Axboe wrote:
On 10/26/2016 05:08 PM, Linus Torvalds wrote:
On Wed, Oct 26, 2016 at 4:03 PM, Jens Axboe wrote:
Actually, I think I see what might trigger it. You are on nvme, iirc,
and that has a deep queue.
Yes. I have long since moved on from
On 10/26/2016 08:00 PM, Jens Axboe wrote:
> On 10/26/2016 05:47 PM, Dave Jones wrote:
>> On Wed, Oct 26, 2016 at 07:38:08PM -0400, Chris Mason wrote:
>>
>> > >-hctx->queued++;
>> > >-data->hctx = hctx;
>> > >-
'm no longer able to trigger problems.
Filipe is fixing a difficult old bug between snapshots, balance and
send. Dave is cooking a few more for the next rc, but these are tested
and ready:
Chris Mason (1) commits (+6/-14):
btrfs: fix races on root_log_ctx lists
Filipe Manana (1) commi
The nominees so far:
Josh Triplett
Rik van Riel
Dave Taht
Chris Mason
Dan Williams
Steve Rostedt is maintaining a list of the nominees and their statements
at the URL below. He promises to stay at the keyboard and keep updating
it until 12pm EDT Oct 30th:
https://goo.gl/xlAoJl
The election
On 11/08/2016 09:59 AM, Dave Jones wrote:
On Sun, Nov 06, 2016 at 11:55:39AM -0500, Dave Jones wrote:
>
>
> On Mon, Oct 31, 2016 at 01:44:55PM -0600, Chris Mason wrote:
> > On Mon, Oct 31, 2016 at 12:35:16PM -0700, Linus Torvalds wrote:
> > >On Mon, Oct 31, 2016
On 09/02/2016 03:46 AM, Naohiro Aota wrote:
Currently, btrfs_relocate_chunk() is removing relocated BG by itself. But
the work can be done by btrfs_delete_unused_bgs() (and it's better since it
trim the BG). Let's dedupe the code.
While btrfs_delete_unused_bgs() is already hitting the relocated
On 10/11/2016 11:19 AM, Dave Jones wrote:
On Tue, Oct 11, 2016 at 04:11:39PM +0100, Al Viro wrote:
> On Tue, Oct 11, 2016 at 10:45:08AM -0400, Dave Jones wrote:
> > This is from Linus' current tree, with Al's iovec fixups on top.
>
> Those iovec fixups are in the current tree...
ah yeah, g
(1) commits (+20/-6):
btrfs: fix a possible umount deadlock
Lu Fengqi (1) commits (+369/-10):
btrfs: fix check_shared for fiemap ioctl
Chris Mason (1) commits (+15/-11):
Revert "btrfs: let btrfs_delete_unused_bgs() to clean relocated bgs"
Masahiro Yamada (1) commits (+8/-28)
On 10/11/2016 10:45 AM, Dave Jones wrote:
> This is from Linus' current tree, with Al's iovec fixups on top.
>
> [ cut here ]
> WARNING: CPU: 1 PID: 3673 at lib/list_debug.c:33 __list_add+0x89/0xb0
> list_add corruption. prev->next should be next (e8806648), but w
On 10/12/2016 10:40 AM, Dave Jones wrote:
On Wed, Oct 12, 2016 at 09:47:17AM -0400, Dave Jones wrote:
> On Tue, Oct 11, 2016 at 11:54:09AM -0400, Chris Mason wrote:
> >
> >
> > On 10/11/2016 10:45 AM, Dave Jones wrote:
> > > This is from Linus' curr
On 10/21/2016 04:02 PM, Dave Jones wrote:
On Thu, Oct 20, 2016 at 04:23:32PM -0700, Andy Lutomirski wrote:
> On Thu, Oct 20, 2016 at 4:03 PM, Dave Jones wrote:
> > On Thu, Oct 20, 2016 at 04:01:12PM -0700, Andy Lutomirski wrote:
> > > On Thu, Oct 20, 2016 at 3:50 PM, Dave Jones
wrote:
>
On 10/21/2016 04:23 PM, Dave Jones wrote:
On Fri, Oct 21, 2016 at 04:17:48PM -0400, Chris Mason wrote:
> > BTRFS warning (device sda3): csum failed ino 130654 off 0 csum 2566472073
expected csum 3008371513
> > BTRFS warning (device sda3): csum failed ino 131057 off 4096 csum
On 10/22/2016 11:20 AM, Dave Jones wrote:
On Fri, Oct 21, 2016 at 04:02:45PM -0400, Dave Jones wrote:
> > It could be worth trying this, too:
> >
> >
https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/vmap_stack&id=174531fef4e8
> >
> > It occurred to me that t
On 11/10/2016 09:35 AM, Dave Jones wrote:
On Tue, Nov 08, 2016 at 10:08:04AM -0500, Chris Mason wrote:
> > And another new one:
> >
> > kernel BUG at fs/btrfs/ctree.c:3172!
> >
> > Call Trace:
> > [] __btrfs_drop_extents+0xb00/0xe30 [btrfs]
>
>
On Fri, Nov 25, 2016 at 10:03:25AM +0100, Christian Borntraeger wrote:
FWIW, I still see the lockdep splat in btrfs in 4.9-rc5+
Filipe reworked the code to avoid taking the same lock twice. As far as
I can tell, this just needs some annotation.
-chris
On Mon, Oct 31, 2016 at 08:36:44AM -0700, Christoph Hellwig wrote:
On Sat, Oct 29, 2016 at 04:08:25PM +0800, Ming Lei wrote:
There are lots of direct access to .bi_vcnt & .bi_io_vec
of bio, and it isn't ready to support multipage bvecs
for BTRFS, so set NO_MP for these request queues.
For one
On Mon, Oct 31, 2016 at 12:35:16PM -0700, Linus Torvalds wrote:
On Mon, Oct 31, 2016 at 11:55 AM, Dave Jones wrote:
BUG: Bad page state in process kworker/u8:12 pfn:4e0e39
page:ea0013838e40 count:0 mapcount:0 mapping:8804a20310e0 index:0x100c
flags: 0x400c(referenced|uptod
On Wed, Dec 21, 2016 at 12:16:53PM +0100, Michal Hocko wrote:
On Wed 21-12-16 20:00:38, Tetsuo Handa wrote:
One thing to note here, when we are talking about 32b kernel, things
have changed in 4.8 when we moved from the zone based to node based
reclaim (see b2e18757f2c9 ("mm, vmscan: begin recla
On 10/24/2016 12:40 AM, Dave Jones wrote:
On Sun, Oct 23, 2016 at 05:32:21PM -0400, Chris Mason wrote:
>
>
> On 10/22/2016 11:20 AM, Dave Jones wrote:
> > On Fri, Oct 21, 2016 at 04:02:45PM -0400, Dave Jones wrote:
> >
> > > > I
tworks
and mailing lists, so get your nomination in early).
Chris Mason, TAB Chair
[1] TAB members sit for a term of two years, and half of the board is up
for election every year. Five of the seats are up for election now.
The other five are halfway through their term and will be up for
election next year.
On 10/24/2016 05:50 PM, Linus Torvalds wrote:
On Mon, Oct 24, 2016 at 2:17 PM, Linus Torvalds
wrote:
The vmalloc/vfree code itself is a bit scary. In particular, we have a
rather insane model of TLB flushing. We leave the virtual area on a
lazy purge-list, and we delay flushing the TLB and act
On 12/12/2016 03:35 PM, Maxim Patlasov wrote:
On 12/12/2016 06:54 AM, David Sterba wrote:
As far as we don't have any NO_THRESHOLD users of
btrfs_workqueue_normal_congested for now, I tend to think it's better to
add a descriptive comment and simply return "false" from
btrfs_workqueue_normal_con
ady calculated value in
btrfs_should_throttle_delayed_refs() (+1/-1)
btrfs: add necessary comments about tickets_id (+4/-0)
btrfs: improve delayed refs iterations (+37/-6)
Liu Bo (2) commits (+12/-6):
Btrfs: adjust len of writes if following a preallocated extent (+5/-3)
Btrfs: fi
On 12/16/2016 02:39 AM, Michal Hocko wrote:
[CC linux-mm and btrfs guys]
On Thu 15-12-16 23:57:04, Nils Holland wrote:
[...]
Of course, none of this are workloads that are new / special in any
way - prior to 4.8, I never experienced any issues doing the exact
same things.
Dec 15 19:02:16 teela
On 12/16/2016 02:39 AM, Michal Hocko wrote:
[CC linux-mm and btrfs guys]
On Thu 15-12-16 23:57:04, Nils Holland wrote:
[...]
Of course, none of this are workloads that are new / special in any
way - prior to 4.8, I never experienced any issues doing the exact
same things.
Dec 15 19:02:16 teela
On 12/16/2016 05:14 PM, Michal Hocko wrote:
On Fri 16-12-16 13:15:18, Chris Mason wrote:
On 12/16/2016 02:39 AM, Michal Hocko wrote:
[...]
I believe the right way to go around this is to pursue what I've started
in [1]. I will try to prepare something for testing today for you. Stay
Hi Linus
We have a small set of fixes for the next RC:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.11
Zygo tracked down a very old bug with inline compressed extents.
I didn't tag this one for stable because I want to do individual tested
backports. It's a
Hi Linus,
My for-linus-4.7 branch has a few fixes:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.7
The most user visible change here is a fix for our recent superblock
validation checks that were causing problems on non-4k pagesized
systems.
David Sterba (2) c
, H. Peter Anvin, Chris Mason and the Linux Foundation
staff who helped handle the election logistics.
With 108 ballots cast, the top 5 candidates received:
The next highest voted candidate received 44 votes.
Full results are available on request.
Just curious, is there any particular reason to
On Thu, Nov 03, 2016 at 10:19:50AM -0700, Randy Dunlap wrote:
On 10/28/16 16:13, Frank Rowand wrote:
Hi Chris,
It's time for the annual question of: where do I find the TAB minutes?
I was sure I had a bookmark of the link, but I seem to have misplaced it.
Thanks,
Frank
and the answer is ?
On Thu, Nov 03, 2016 at 08:38:44PM +0200, Laurent Pinchart wrote:
Hi Chris,
On Thursday 03 Nov 2016 10:47:03 Chris Mason wrote:
On Thu, Nov 03, 2016 at 06:06:35PM +0200, Laurent Pinchart wrote:
> On Thursday 03 Nov 2016 11:39:51 Steven Rostedt wrote:
>> The TAB elections are now
Hi Linus,
My for-linus-4.9 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.9
Has some fixes that Dave Sterba collected. We held off on these last
week because I was focused on the memory corruption testing.
I had asked you about pulling this directly f
Hi Linus,
My for-linus-4.11 branch:
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
for-linus-4.11
Has Btrfs round two. These are mostly a continuation of Dave Sterba's
collection
of cleanups, but Filipe also has some bug fixes and performance improvements.
Nikolay Boriso
asm get added into 4.5? Did someone
backport it to the gcc 4.4 compilers? I believe 4.5 handles anonymous
unions.
Since the broken commit went through my tree, I'll take this patch.
I'm getting ready for another git pull request to Linus.
Compiled-by: Chris Mason
-chris
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