From: "Darrick J. Wong" djwong@kernel.org
mainline inclusion from mainline-v6.10-rc1 commit 6b700a5be9b3b69419474622336c63fdc1cc3ca4 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9DN5Z CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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Replace the open-coded logic to decide if a file has a multi-fsb allocation unit to a helper to make the code easier to read.
Signed-off-by: Darrick J. Wong djwong@kernel.org Reviewed-by: Christoph Hellwig hch@lst.de Conflicts: fs/xfs/xfs_bmap_util.c [ 5f57f7309d9ab9("xfs: create rt extent rounding helpers for realtime extent blocks") is not applied. ] Signed-off-by: Zhihao Cheng chengzhihao1@huawei.com Signed-off-by: Zhihao Cheng chengzhihao@huaweicloud.com --- fs/xfs/xfs_bmap_util.c | 4 ++-- fs/xfs/xfs_inode.h | 9 +++++++++ 2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c index ad4aba5002c1..a38f1de3fd66 100644 --- a/fs/xfs/xfs_bmap_util.c +++ b/fs/xfs/xfs_bmap_util.c @@ -689,7 +689,7 @@ xfs_can_free_eofblocks( * forever. */ end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_ISIZE(ip)); - if (XFS_IS_REALTIME_INODE(ip) && mp->m_sb.sb_rextsize > 1) + if (xfs_inode_has_bigrtalloc(ip)) end_fsb = roundup_64(end_fsb, mp->m_sb.sb_rextsize); last_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes); if (last_fsb <= end_fsb) @@ -990,7 +990,7 @@ xfs_free_file_space( endoffset_fsb = XFS_B_TO_FSBT(mp, offset + len);
/* We can only free complete realtime extents. */ - if (XFS_IS_REALTIME_INODE(ip) && mp->m_sb.sb_rextsize > 1) { + if (xfs_inode_has_bigrtalloc(ip)) { startoffset_fsb = roundup_64(startoffset_fsb, mp->m_sb.sb_rextsize); endoffset_fsb = rounddown_64(endoffset_fsb, diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h index 3beb470f1892..0d2c1e5046ed 100644 --- a/fs/xfs/xfs_inode.h +++ b/fs/xfs/xfs_inode.h @@ -305,6 +305,15 @@ static inline bool xfs_inode_has_large_extent_counts(struct xfs_inode *ip) return ip->i_diflags2 & XFS_DIFLAG2_NREXT64; }
+/* + * Decide if this file is a realtime file whose data allocation unit is larger + * than a single filesystem block. + */ +static inline bool xfs_inode_has_bigrtalloc(struct xfs_inode *ip) +{ + return XFS_IS_REALTIME_INODE(ip) && ip->i_mount->m_sb.sb_rextsize > 1; +} + /* * Return the buftarg used for data allocations on a given inode. */