From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f70.google.com (mail-pg0-f70.google.com [74.125.83.70]) by kanga.kvack.org (Postfix) with ESMTP id 59C466B026C for ; Wed, 30 May 2018 05:58:48 -0400 (EDT) Received: by mail-pg0-f70.google.com with SMTP id r9-v6so4937431pgp.12 for ; Wed, 30 May 2018 02:58:48 -0700 (PDT) Received: from bombadil.infradead.org (bombadil.infradead.org. [2607:7c80:54:e::133]) by mx.google.com with ESMTPS id z16-v6si33608947plo.5.2018.05.30.02.58.47 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 30 May 2018 02:58:47 -0700 (PDT) From: Christoph Hellwig Subject: [PATCH 07/13] iomap: move IOMAP_F_BOUNDARY to gfs2 Date: Wed, 30 May 2018 11:58:07 +0200 Message-Id: <20180530095813.31245-8-hch@lst.de> In-Reply-To: <20180530095813.31245-1-hch@lst.de> References: <20180530095813.31245-1-hch@lst.de> Sender: owner-linux-mm@kvack.org List-ID: To: linux-xfs@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Just define a range of fs specific flags and use that in gfs2 instead of exposing this internal flag flobally. Signed-off-by: Christoph Hellwig Reviewed-by: Darrick J. Wong --- fs/gfs2/bmap.c | 8 +++++--- include/linux/iomap.h | 9 +++++++-- 2 files changed, 12 insertions(+), 5 deletions(-) diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index cbeedd3cfb36..8efa6297e19c 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -683,6 +683,8 @@ static void gfs2_stuffed_iomap(struct inode *inode, struct iomap *iomap) iomap->type = IOMAP_INLINE; } +#define IOMAP_F_GFS2_BOUNDARY IOMAP_F_PRIVATE + /** * gfs2_iomap_begin - Map blocks from an inode to disk blocks * @inode: The inode @@ -774,7 +776,7 @@ int gfs2_iomap_begin(struct inode *inode, loff_t pos, loff_t length, bh = mp.mp_bh[ip->i_height - 1]; len = gfs2_extent_length(bh->b_data, bh->b_size, ptr, lend - lblock, &eob); if (eob) - iomap->flags |= IOMAP_F_BOUNDARY; + iomap->flags |= IOMAP_F_GFS2_BOUNDARY; iomap->length = (u64)len << inode->i_blkbits; out_release: @@ -846,12 +848,12 @@ int gfs2_block_map(struct inode *inode, sector_t lblock, if (iomap.length > bh_map->b_size) { iomap.length = bh_map->b_size; - iomap.flags &= ~IOMAP_F_BOUNDARY; + iomap.flags &= ~IOMAP_F_GFS2_BOUNDARY; } if (iomap.addr != IOMAP_NULL_ADDR) map_bh(bh_map, inode->i_sb, iomap.addr >> inode->i_blkbits); bh_map->b_size = iomap.length; - if (iomap.flags & IOMAP_F_BOUNDARY) + if (iomap.flags & IOMAP_F_GFS2_BOUNDARY) set_buffer_boundary(bh_map); if (iomap.flags & IOMAP_F_NEW) set_buffer_new(bh_map); diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 13d19b4c29a9..819e0cd2a950 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -27,8 +27,7 @@ struct vm_fault; * written data and requires fdatasync to commit them to persistent storage. */ #define IOMAP_F_NEW 0x01 /* blocks have been newly allocated */ -#define IOMAP_F_BOUNDARY 0x02 /* mapping ends at metadata boundary */ -#define IOMAP_F_DIRTY 0x04 /* uncommitted metadata */ +#define IOMAP_F_DIRTY 0x02 /* uncommitted metadata */ /* * Flags that only need to be reported for IOMAP_REPORT requests: @@ -36,6 +35,12 @@ struct vm_fault; #define IOMAP_F_MERGED 0x10 /* contains multiple blocks/extents */ #define IOMAP_F_SHARED 0x20 /* block shared with another file */ +/* + * Flags from 0x1000 up are for file system specific usage: + */ +#define IOMAP_F_PRIVATE 0x1000 + + /* * Magic value for addr: */ -- 2.17.0