From 0e9cf6a5d31ac08b7f41d90166c61e0ddd55cdb2 Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Wed, 1 Sep 2021 10:46:53 -0700 Subject: xfs: create a helper to decide if a file mapping targets the rt volume Create a helper so that we can stop open-coding this decision everywhere. Signed-off-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_bmap.c | 6 +++--- fs/xfs/libxfs/xfs_inode_fork.c | 9 +++++++++ fs/xfs/libxfs/xfs_inode_fork.h | 1 + fs/xfs/scrub/bmap.c | 4 ++-- 4 files changed, 15 insertions(+), 5 deletions(-) diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c index 94d68c2c709b..a7e4051ef6d5 100644 --- a/fs/xfs/libxfs/xfs_bmap.c +++ b/fs/xfs/libxfs/xfs_bmap.c @@ -4923,7 +4923,7 @@ xfs_bmap_del_extent_delay( XFS_STATS_INC(mp, xs_del_exlist); - isrt = (whichfork == XFS_DATA_FORK) && XFS_IS_REALTIME_INODE(ip); + isrt = xfs_ifork_is_realtime(ip, whichfork); del_endoff = del->br_startoff + del->br_blockcount; got_endoff = got->br_startoff + got->br_blockcount; da_old = startblockval(got->br_startblock); @@ -5163,7 +5163,7 @@ xfs_bmap_del_extent_real( return -ENOSPC; flags = XFS_ILOG_CORE; - if (whichfork == XFS_DATA_FORK && XFS_IS_REALTIME_INODE(ip)) { + if (xfs_ifork_is_realtime(ip, whichfork)) { xfs_filblks_t len; xfs_extlen_t mod; @@ -5448,7 +5448,7 @@ __xfs_bunmapi( return 0; } XFS_STATS_INC(mp, xs_blk_unmap); - isrt = (whichfork == XFS_DATA_FORK) && XFS_IS_REALTIME_INODE(ip); + isrt = xfs_ifork_is_realtime(ip, whichfork); end = start + len; if (!xfs_iext_lookup_extent_before(ip, ifp, &end, &icur, &got)) { diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c index d87772bfd6e0..9729918fc5bc 100644 --- a/fs/xfs/libxfs/xfs_inode_fork.c +++ b/fs/xfs/libxfs/xfs_inode_fork.c @@ -764,3 +764,12 @@ xfs_iext_count_may_overflow( return 0; } + +/* Decide if a file mapping is on the realtime device or not. */ +bool +xfs_ifork_is_realtime( + struct xfs_inode *ip, + int whichfork) +{ + return XFS_IS_REALTIME_INODE(ip) && whichfork != XFS_ATTR_FORK; +} diff --git a/fs/xfs/libxfs/xfs_inode_fork.h b/fs/xfs/libxfs/xfs_inode_fork.h index 5a6f4c4b1c1e..464be8758fd2 100644 --- a/fs/xfs/libxfs/xfs_inode_fork.h +++ b/fs/xfs/libxfs/xfs_inode_fork.h @@ -232,6 +232,7 @@ int xfs_ifork_verify_local_data(struct xfs_inode *ip); int xfs_ifork_verify_local_attr(struct xfs_inode *ip); int xfs_iext_count_may_overflow(struct xfs_inode *ip, int whichfork, int nr_to_add); +bool xfs_ifork_is_realtime(struct xfs_inode *ip, int whichfork); /* returns true if the fork has extents but they are not read in yet. */ static inline bool xfs_need_iread_extents(struct xfs_ifork *ifp) diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c index 1ee080608c1f..48c40bf7fe22 100644 --- a/fs/xfs/scrub/bmap.c +++ b/fs/xfs/scrub/bmap.c @@ -666,7 +666,7 @@ xchk_bmap_check_rmaps( return 0; /* Don't support realtime rmap checks yet. */ - if (XFS_IS_REALTIME_INODE(sc->ip) && whichfork == XFS_DATA_FORK) + if (xfs_ifork_is_realtime(sc->ip, whichfork)) return 0; ASSERT(XFS_IFORK_PTR(sc->ip, whichfork) != NULL); @@ -723,7 +723,7 @@ xchk_bmap( if (!ifp) goto out; - info.is_rt = whichfork == XFS_DATA_FORK && XFS_IS_REALTIME_INODE(ip); + info.is_rt = xfs_ifork_is_realtime(ip, whichfork); info.whichfork = whichfork; info.is_shared = whichfork == XFS_DATA_FORK && xfs_is_reflink_inode(ip); info.sc = sc; -- cgit v1.2.3