From a6645745d45da5b3dd3ff616a3e44f7651eda9f9 Mon Sep 17 00:00:00 2001 From: Bob Peterson Date: Wed, 19 Aug 2020 09:24:48 -0500 Subject: [PATCH] gfs2: simplify gfs2_block_map Function gfs2_block_map had a lot of redundancy between its create and no_create paths. This patch simplifies the code to eliminate the redundancy. Signed-off-by: Bob Peterson Signed-off-by: Andreas Gruenbacher --- fs/gfs2/bmap.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index ed425d30e636..62d9081d1e26 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -1292,6 +1292,7 @@ int gfs2_block_map(struct inode *inode, sector_t lblock, loff_t length = bh_map->b_size; struct metapath mp = { .mp_aheight = 1, }; struct iomap iomap = { }; + int flags = create ? IOMAP_WRITE : 0; int ret; clear_buffer_mapped(bh_map); @@ -1299,15 +1300,10 @@ int gfs2_block_map(struct inode *inode, sector_t lblock, clear_buffer_boundary(bh_map); trace_gfs2_bmap(ip, bh_map, lblock, create, 1); - if (create) { - ret = gfs2_iomap_get(inode, pos, length, IOMAP_WRITE, &iomap, &mp); - if (!ret && iomap.type == IOMAP_HOLE) - ret = gfs2_iomap_alloc(inode, &iomap, &mp); - release_metapath(&mp); - } else { - ret = gfs2_iomap_get(inode, pos, length, 0, &iomap, &mp); - release_metapath(&mp); - } + ret = gfs2_iomap_get(inode, pos, length, flags, &iomap, &mp); + if (create && !ret && iomap.type == IOMAP_HOLE) + ret = gfs2_iomap_alloc(inode, &iomap, &mp); + release_metapath(&mp); if (ret) goto out;