From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754656Ab3KKPml (ORCPT ); Mon, 11 Nov 2013 10:42:41 -0500 Received: from m53-178.qiye.163.com ([123.58.178.53]:52852 "EHLO m53-178.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754441Ab3KKPl1 (ORCPT ); Mon, 11 Nov 2013 10:41:27 -0500 From: Li Wang To: linux-kernel@vger.kernel.org Cc: ceph-devel@vger.kernel.org, Sage Weil , linux-fsdevel@vger.kernel.org, linux-cifs@vger.kernel.org, Milosz Tanski , Li Wang Subject: [PATCH 3/7] Ceph: Introduce routine for uncaching single no-data page Date: Mon, 11 Nov 2013 23:27:25 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: In-Reply-To: References: X-HM-Spam-Status: e1koWUFPN1dZCBgUCR5ZQU5VQ0hLS0tLT0tLTk9ISUpIV1kJDhceCFlBWS grPSQoND0vPToyNyQyNSQzPjo*PilBS1VLQDYjJCI#KCQyNSQzPjo*PilBS1VLQCsvKSQ1NCQyNS QzPjo*PilBSVVLQDg0LjUvKSIkODVBS1VLQCk#PDI0NSQ6KDI6QUtVS0ArKTQtMjU4PiQ8Ljo1PD 80NTxBS1VLQD8iNTo2MjgkMiskNTQkMjUkMz46Pz4pQUtVS0A2LjcvMiQpOCsvJD8yPT0#KT41Ly QyNSQzPjo*PilBSVVLQDIrJC80PzoiJDg1LyRLJEpLS0FLVUtAMiskTiQ2MjUuLz4kODUvJEskSk tBS1VLQDIrJEhLJDYyNS4vPiQ4NS8kSyROS0FLVUtAMiskSiQzNC4pJDg1LyRLJEpLS0FLVUtAMi skSiQ2MjUuLz4kODUvJEskSktBS1VLQCguOSQ#QUpVTk5APTUkKC45JD41LDQpPygkMzcxJEpLS0 lLSkFLVUlDWQY+ X-HM-Sender-Digest: e1kSHx4VD1lBWUc6MQg6Cjo4LDo4EDorKjhIOj4qOkMwCjFVSlVKSENP SkNPT0NOS0NOVTMWGhIXVRcSDBoVHDsOGQ4VDw4QAhcSFVUYFBZFWVdZDB4ZWUEdGhcIHldZCAFZ QUlOTU43V1kSC1lBWUpJSlVISFVJTk5VSktZBg++ Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Introduce a routine for uncaching single no-data page, typically in readpage(). Signed-off-by: Li Wang --- fs/ceph/cache.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/fs/ceph/cache.h b/fs/ceph/cache.h index ba94940..eb0ec76 100644 --- a/fs/ceph/cache.h +++ b/fs/ceph/cache.h @@ -67,6 +67,14 @@ static inline int ceph_release_fscache_page(struct page *page, gfp_t gfp) return fscache_maybe_release_page(ci->fscache, page, gfp); } + +static inline void cpeh_fscache_readpage_cancel(struct inode *inode, + struct page *page) +{ + struct ceph_inode_info *ci = ceph_inode(inode); + return fscache_readpage_cancel(ci->fscache, page); +} + static inline void ceph_fscache_readpages_cancel(struct inode *inode, struct list_head *pages) { @@ -145,6 +153,11 @@ static inline int ceph_release_fscache_page(struct page *page, gfp_t gfp) return 1; } +static inline void ceph_fscache_readpage_cancel(struct inode *inode, + struct page *page) +{ +} + static inline void ceph_fscache_readpages_cancel(struct inode *inode, struct list_head *pages) { -- 1.7.9.5