From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp02.au.ibm.com ([202.81.31.144]:46638 "EHLO e23smtp02.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752894AbbJRMGh (ORCPT ); Sun, 18 Oct 2015 08:06:37 -0400 Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sun, 18 Oct 2015 22:06:34 +1000 Received: from d23relay08.au.ibm.com (d23relay08.au.ibm.com [9.185.71.33]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id 921D62CE8052 for ; Sun, 18 Oct 2015 23:06:31 +1100 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay08.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t9IC6AWL30605462 for ; Sun, 18 Oct 2015 23:06:18 +1100 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t9IC5woo029507 for ; Sun, 18 Oct 2015 23:05:59 +1100 From: Chandan Rajendra To: linux-btrfs@vger.kernel.org Cc: Chandan Rajendra , clm@fb.com, jbacik@fb.com, bo.li.liu@oracle.com, dsterba@suse.cz, quwenruo@cn.fujitsu.com, chandan@mykolab.com Subject: [PATCH V6 09/13] Btrfs: Limit inline extents to root->sectorsize Date: Sun, 18 Oct 2015 17:34:59 +0530 Message-Id: <1445169903-13915-10-git-send-email-chandan@linux.vnet.ibm.com> In-Reply-To: <1445169903-13915-1-git-send-email-chandan@linux.vnet.ibm.com> References: <1445169903-13915-1-git-send-email-chandan@linux.vnet.ibm.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: cow_file_range_inline() limits the size of an inline extent to PAGE_CACHE_SIZE. This breaks in subpagesize-blocksize scenarios. Fix this by comparing against root->sectorsize. Reviewed-by: Josef Bacik Signed-off-by: Chandan Rajendra --- fs/btrfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 1826603..c0c83f1 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -257,7 +257,7 @@ static noinline int cow_file_range_inline(struct btrfs_root *root, data_len = compressed_size; if (start > 0 || - actual_end > PAGE_CACHE_SIZE || + actual_end > root->sectorsize || data_len > BTRFS_MAX_INLINE_DATA_SIZE(root) || (!compressed_size && (actual_end & (root->sectorsize - 1)) == 0) || -- 2.1.0