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| author | Darrick J. Wong <djwong@kernel.org> | 2024-02-12 15:19:20 +0100 |
|---|---|---|
| committer | Carlos Maiolino <cem@kernel.org> | 2024-02-15 12:56:43 +0100 |
| commit | 43ed0e42af473f262cd64128de400396c8a33d9d (patch) | |
| tree | 7367983f424d7114ac91b42517c703e740d69c9b | |
| parent | 48afbdc52a2faabeaa004ad5819b167ae1ad8b54 (diff) | |
| download | xfsprogs-dev-43ed0e42af473f262cd64128de400396c8a33d9d.tar.gz | |
xfs: create a helper to compute leftovers of realtime extents
Source kernel commit: 68db60bf01c131c09bbe35adf43bd957a4c124bc
Create a helper to compute the misalignment between a file extent
(xfs_extlen_t) and a realtime extent.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
| -rw-r--r-- | libxfs/xfs_bmap.c | 4 | ||||
| -rw-r--r-- | libxfs/xfs_rtbitmap.h | 9 |
2 files changed, 11 insertions, 2 deletions
diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c index 69549a94a0..6e863c8a49 100644 --- a/libxfs/xfs_bmap.c +++ b/libxfs/xfs_bmap.c @@ -2983,7 +2983,7 @@ xfs_bmap_extsize_align( * If realtime, and the result isn't a multiple of the realtime * extent size we need to remove blocks until it is. */ - if (rt && (temp = (align_alen % mp->m_sb.sb_rextsize))) { + if (rt && (temp = xfs_extlen_to_rtxmod(mp, align_alen))) { /* * We're not covering the original request, or * we won't be able to once we fix the length. @@ -3010,7 +3010,7 @@ xfs_bmap_extsize_align( else { align_alen -= orig_off - align_off; align_off = orig_off; - align_alen -= align_alen % mp->m_sb.sb_rextsize; + align_alen -= xfs_extlen_to_rtxmod(mp, align_alen); } /* * Result doesn't cover the request, fail it. diff --git a/libxfs/xfs_rtbitmap.h b/libxfs/xfs_rtbitmap.h index 099ea8902a..b6a4c46bdd 100644 --- a/libxfs/xfs_rtbitmap.h +++ b/libxfs/xfs_rtbitmap.h @@ -22,6 +22,15 @@ xfs_rtxlen_to_extlen( return rtxlen * mp->m_sb.sb_rextsize; } +/* Compute the misalignment between an extent length and a realtime extent .*/ +static inline unsigned int +xfs_extlen_to_rtxmod( + struct xfs_mount *mp, + xfs_extlen_t len) +{ + return len % mp->m_sb.sb_rextsize; +} + /* * Functions for walking free space rtextents in the realtime bitmap. */ |