From 7d4894b4ce070398952de25e893873edc67d3105 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 27 Apr 2020 18:23:17 -0700 Subject: [PATCH] xfs: factor out a xlog_buf_readahead helper Add a little helper to readahead a buffer if it hasn't been cancelled. Signed-off-by: Christoph Hellwig Reviewed-by: Darrick J. Wong Signed-off-by: Darrick J. Wong --- fs/xfs/xfs_log_recover.c | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 5a4bab695439..3a865f9aef90 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -2034,6 +2034,17 @@ xlog_put_buffer_cancelled( return true; } +static void +xlog_buf_readahead( + struct xlog *log, + xfs_daddr_t blkno, + uint len, + const struct xfs_buf_ops *ops) +{ + if (!xlog_is_buffer_cancelled(log, blkno, len)) + xfs_buf_readahead(log->l_mp->m_ddev_targp, blkno, len, ops); +} + /* * Perform recovery for a buffer full of inodes. In these buffers, the only * data which should be recovered is that which corresponds to the @@ -3870,12 +3881,8 @@ xlog_recover_buffer_ra_pass2( struct xlog_recover_item *item) { struct xfs_buf_log_format *buf_f = item->ri_buf[0].i_addr; - struct xfs_mount *mp = log->l_mp; - if (xlog_is_buffer_cancelled(log, buf_f->blf_blkno, buf_f->blf_len)) - return; - xfs_buf_readahead(mp->m_ddev_targp, buf_f->blf_blkno, - buf_f->blf_len, NULL); + xlog_buf_readahead(log, buf_f->blf_blkno, buf_f->blf_len, NULL); } STATIC void @@ -3885,7 +3892,6 @@ xlog_recover_inode_ra_pass2( { struct xfs_inode_log_format ilf_buf; struct xfs_inode_log_format *ilfp; - struct xfs_mount *mp = log->l_mp; int error; if (item->ri_buf[0].i_len == sizeof(struct xfs_inode_log_format)) { @@ -3898,10 +3904,8 @@ xlog_recover_inode_ra_pass2( return; } - if (xlog_is_buffer_cancelled(log, ilfp->ilf_blkno, ilfp->ilf_len)) - return; - xfs_buf_readahead(mp->m_ddev_targp, ilfp->ilf_blkno, - ilfp->ilf_len, &xfs_inode_buf_ra_ops); + xlog_buf_readahead(log, ilfp->ilf_blkno, ilfp->ilf_len, + &xfs_inode_buf_ra_ops); } STATIC void @@ -3913,8 +3917,6 @@ xlog_recover_dquot_ra_pass2( struct xfs_disk_dquot *recddq; struct xfs_dq_logformat *dq_f; uint type; - int len; - if (mp->m_qflags == 0) return; @@ -3934,11 +3936,9 @@ xlog_recover_dquot_ra_pass2( ASSERT(dq_f); ASSERT(dq_f->qlf_len == 1); - len = XFS_FSB_TO_BB(mp, dq_f->qlf_len); - if (xlog_is_buffer_cancelled(log, dq_f->qlf_blkno, len)) - return; - xfs_buf_readahead(mp->m_ddev_targp, dq_f->qlf_blkno, len, - &xfs_dquot_buf_ra_ops); + xlog_buf_readahead(log, dq_f->qlf_blkno, + XFS_FSB_TO_BB(mp, dq_f->qlf_len), + &xfs_dquot_buf_ra_ops); } STATIC void