From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752701AbdHXKnB (ORCPT ); Thu, 24 Aug 2017 06:43:01 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:56357 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751333AbdHXKnA (ORCPT ); Thu, 24 Aug 2017 06:43:00 -0400 From: Anshuman Khandual To: linux-mm@kvack.org, linux-xfs@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dchinner@redhat.com, bfoster@redhat.com, sandeen@sandeen.net Subject: [PATCH] xfs: Drop setting redundant PF_KSWAPD in kswapd context Date: Thu, 24 Aug 2017 16:12:47 +0530 X-Mailer: git-send-email 2.9.3 X-TM-AS-MML: disable x-cbid: 17082410-0040-0000-0000-000003514855 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17082410-0041-0000-0000-00000CCF2EAF Message-Id: <20170824104247.8288-1-khandual@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-08-24_03:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=3 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000 definitions=main-1708240169 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org xfs_btree_split() calls xfs_btree_split_worker() with args.kswapd set if current->flags alrady has PF_KSWAPD. Hence we should not again add PF_KSWAPD into the current flags inside kswapd context. So drop this redundant flag addition. Signed-off-by: Anshuman Khandual --- fs/xfs/libxfs/xfs_btree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c index e0bcc4a..b3c85e3 100644 --- a/fs/xfs/libxfs/xfs_btree.c +++ b/fs/xfs/libxfs/xfs_btree.c @@ -2895,7 +2895,7 @@ struct xfs_btree_split_args { * in any way. */ if (args->kswapd) - new_pflags |= PF_MEMALLOC | PF_SWAPWRITE | PF_KSWAPD; + new_pflags |= PF_MEMALLOC | PF_SWAPWRITE; current_set_flags_nested(&pflags, new_pflags); -- 1.8.5.2