From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Ball Subject: [PATCH] Btrfs: Add an alarm for long-running transactions. Date: Tue, 10 Mar 2009 12:54:50 -0400 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: linux-btrfs@vger.kernel.org Return-path: List-ID: If we're waiting for a transaction to end, and it started more than five minutes ago, emit a warning. Signed-off-by: Chris Ball --- fs/btrfs/transaction.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index f94c2ad..9fa477c 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -80,6 +80,7 @@ static noinline int join_transaction(struct btrfs_root *root) root->fs_info->running_transaction = cur_trans; spin_unlock(&root->fs_info->new_trans_lock); } else { + WARN_ON_ONCE(get_seconds() - cur_trans->start_time > 300); cur_trans->num_writers++; cur_trans->num_joined++; } -- 1.6.1.3