From: David Sterba <dsterba@suse.cz>
To: Nikolay Borisov <nborisov@suse.com>
Cc: Josef Bacik <josef@toxicpanda.com>,
linux-btrfs@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 02/13] btrfs: initialize test inodes location
Date: Mon, 21 Dec 2020 17:58:17 +0100 [thread overview]
Message-ID: <20201221165817.GC6430@twin.jikos.cz> (raw)
In-Reply-To: <7199c541-ea79-f92c-921b-f4ec7c4cfe81@suse.com>
On Fri, Dec 18, 2020 at 12:30:13PM +0200, Nikolay Borisov wrote:
>
>
> On 16.12.20 г. 18:22 ч., Josef Bacik wrote:
> > While testing other things I was noticing that sometimes my VM would
> > fail to load the btrfs module because the self test failed like this
> >
> > BTRFS: selftest: fs/btrfs/tests/inode-tests.c:963 miscount, wanted 1, got 0
> >
> > This turned out to be because sometimes the btrfs ino would be the btree
> > inode number, and thus we'd skip calling the set extent delalloc bit
> > helper, and thus not adjust ->outstanding_extents. Fix this by making
> > sure we init test inodes with a valid inode number so that we don't get
> > random failures during self tests.
>
> This warrants slightly more explanation why this initialization is
> required, namely that newly allocated indoes are initialized by passing
> a set callback, since we are acquiring inodes for tests we need to
> simulate this behavior by, effectively, open coding
> btrfs_init_locked_inode.
Makes sense, thanks. I've updated the changelog, the patch was sent
independently and has been added to misc-next already.
next prev parent reply other threads:[~2020-12-21 17:00 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-16 16:22 [PATCH 00/13] Serious fixes for different error paths Josef Bacik
2020-12-16 16:22 ` [PATCH 01/13] btrfs: don't get an EINTR during drop_snapshot for reloc Josef Bacik
2021-01-11 21:56 ` David Sterba
2020-12-16 16:22 ` [PATCH 02/13] btrfs: initialize test inodes location Josef Bacik
2020-12-18 10:30 ` Nikolay Borisov
2020-12-21 16:58 ` David Sterba [this message]
2020-12-16 16:22 ` [PATCH 03/13] btrfs: fix reloc root leak with 0 ref reloc roots on recovery Josef Bacik
2020-12-16 16:22 ` [PATCH 04/13] btrfs: splice remaining dirty_bg's onto the transaction dirty bg list Josef Bacik
2021-01-11 22:09 ` David Sterba
2020-12-16 16:22 ` [PATCH 05/13] btrfs: do not WARN_ON() if we can't find the reloc root Josef Bacik
2021-01-11 22:14 ` David Sterba
2020-12-16 16:22 ` [PATCH 06/13] btrfs: add ASSERT()'s for deleting backref cache nodes Josef Bacik
2021-01-11 22:18 ` David Sterba
2020-12-16 16:22 ` [PATCH 07/13] btrfs: do not double free backref nodes on error Josef Bacik
2020-12-16 16:22 ` [PATCH 08/13] btrfs: abort the transaction if we fail to inc ref in btrfs_copy_root Josef Bacik
2021-01-11 22:20 ` David Sterba
2020-12-16 16:22 ` [PATCH 09/13] btrfs: modify the new_root highest_objectid under a ref count Josef Bacik
2020-12-18 11:18 ` Nikolay Borisov
2020-12-16 16:22 ` [PATCH 10/13] btrfs: fix lockdep splat in btrfs_recover_relocation Josef Bacik
2020-12-16 16:22 ` [PATCH 11/13] btrfs: keep track of the root owner for relocation reads Josef Bacik
2021-01-11 22:23 ` David Sterba
2021-01-14 18:03 ` David Sterba
2020-12-16 16:22 ` [PATCH 12/13] btrfs: do not cleanup upper nodes in btrfs_backref_cleanup_node Josef Bacik
2020-12-16 16:22 ` [PATCH 13/13] btrfs: don't clear ret in btrfs_start_dirty_block_groups Josef Bacik
2021-01-08 16:44 ` [PATCH 00/13] Serious fixes for different error paths David Sterba
2021-01-14 18:20 ` David Sterba
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