On Tue, Oct 10, 2017 at 02:00:20PM +0300, Nikolay Borisov wrote:
>
>
> On 10.10.2017 13:48, Rakesh Pandit wrote:
> > Commit a53f4f8e9c8eb ("btrfs: Don't call btrfs_start_transaction() on
> > frozen fs to avoid deadlock.") started using internal calls and we
> > replace them with more suitable ones.
> >
> > Signed-off-by: Rakesh Pandit <rak...@tuxera.com>
> > ---
> > fs/btrfs/super.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
> > index 35a128a..99c21ae 100644
> > --- a/fs/btrfs/super.c
> > +++ b/fs/btrfs/super.c
> > @@ -1205,8 +1205,8 @@ int btrfs_sync_fs(struct super_block *sb, int wait)
> > * happens. The pending operations are delayed to the
> > * next commit after thawing.
> > */
> > - if (__sb_start_write(sb, SB_FREEZE_WRITE, false))
> > - __sb_end_write(sb, SB_FREEZE_WRITE);
> > + if (sb_start_write_trylock(sb))
> > + sb_end_write(sb)
> > else
> > return 0;
> > trans = btrfs_start_transaction(root, 0);
>
> The non __ versions are just wrappers around the __ specific calls. So
> the code is identical.
>
> Reviewed-by: Nikolay Borisov <nbori...@suse.com>
>
Thanks, yes indeed.
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
