From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from synology.com ([59.124.61.242]:43981 "EHLO synology.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751608AbcJGGJy (ORCPT ); Fri, 7 Oct 2016 02:09:54 -0400 From: robbieko To: linux-btrfs@vger.kernel.org Cc: Robbie Ko Subject: [PATCH] Btrfs: fix enospc in punch hole Date: Fri, 7 Oct 2016 14:09:36 +0800 Message-Id: <1475820576-27316-1-git-send-email-robbieko@synology.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: From: Robbie Ko when extent-tree level > BTRFS_MAX_LEVEL / 2, __btrfs_drop_extents -> btrfs_duplicate_item -> setup_leaf_for_split -> split_leaf maybe enospc, because min_size is too small, need use btrfs_calc_trans_metadata_size. Signed-off-by: Robbie Ko --- fs/btrfs/file.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index fea31a4..809ca85 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -2322,7 +2322,7 @@ static int btrfs_punch_hole(struct inode *inode, loff_t offset, loff_t len) u64 tail_len; u64 orig_start = offset; u64 cur_offset; - u64 min_size = btrfs_calc_trunc_metadata_size(root, 1); + u64 min_size = btrfs_calc_trans_metadata_size(root, 1); u64 drop_end; int ret = 0; int err = 0; @@ -2469,7 +2469,7 @@ static int btrfs_punch_hole(struct inode *inode, loff_t offset, loff_t len) ret = -ENOMEM; goto out_free; } - rsv->size = btrfs_calc_trunc_metadata_size(root, 1); + rsv->size = btrfs_calc_trans_metadata_size(root, 1); rsv->failfast = 1; /* -- 1.9.1