diff options
Diffstat (limited to 'fs/xfs/xfs_fsops.c')
| -rw-r--r-- | fs/xfs/xfs_fsops.c | 82 |
1 files changed, 68 insertions, 14 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 1c6fdeb702ff..c25b094efbf7 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -18,8 +18,6 @@ #include "xfs.h" #include "xfs_fs.h" #include "xfs_types.h" -#include "xfs_bit.h" -#include "xfs_inum.h" #include "xfs_log.h" #include "xfs_trans.h" #include "xfs_sb.h" @@ -39,7 +37,6 @@ #include "xfs_itable.h" #include "xfs_trans_space.h" #include "xfs_rtalloc.h" -#include "xfs_rw.h" #include "xfs_filestream.h" #include "xfs_trace.h" @@ -147,9 +144,9 @@ xfs_growfs_data_private( if ((error = xfs_sb_validate_fsb_count(&mp->m_sb, nb))) return error; dpct = pct - mp->m_sb.sb_imax_pct; - bp = xfs_buf_read_uncached(mp, mp->m_ddev_targp, + bp = xfs_buf_read_uncached(mp->m_ddev_targp, XFS_FSB_TO_BB(mp, nb) - XFS_FSS_TO_BB(mp, 1), - BBTOB(XFS_FSS_TO_BB(mp, 1)), 0); + XFS_FSS_TO_BB(mp, 1), 0); if (!bp) return EIO; xfs_buf_relse(bp); @@ -193,7 +190,7 @@ xfs_growfs_data_private( */ bp = xfs_buf_get(mp->m_ddev_targp, XFS_AG_DADDR(mp, agno, XFS_AGF_DADDR(mp)), - XFS_FSS_TO_BB(mp, 1), XBF_LOCK | XBF_MAPPED); + XFS_FSS_TO_BB(mp, 1), 0); if (!bp) { error = ENOMEM; goto error0; @@ -230,7 +227,7 @@ xfs_growfs_data_private( */ bp = xfs_buf_get(mp->m_ddev_targp, XFS_AG_DADDR(mp, agno, XFS_AGI_DADDR(mp)), - XFS_FSS_TO_BB(mp, 1), XBF_LOCK | XBF_MAPPED); + XFS_FSS_TO_BB(mp, 1), 0); if (!bp) { error = ENOMEM; goto error0; @@ -259,8 +256,7 @@ xfs_growfs_data_private( */ bp = xfs_buf_get(mp->m_ddev_targp, XFS_AGB_TO_DADDR(mp, agno, XFS_BNO_BLOCK(mp)), - BTOBB(mp->m_sb.sb_blocksize), - XBF_LOCK | XBF_MAPPED); + BTOBB(mp->m_sb.sb_blocksize), 0); if (!bp) { error = ENOMEM; goto error0; @@ -286,8 +282,7 @@ xfs_growfs_data_private( */ bp = xfs_buf_get(mp->m_ddev_targp, XFS_AGB_TO_DADDR(mp, agno, XFS_CNT_BLOCK(mp)), - BTOBB(mp->m_sb.sb_blocksize), - XBF_LOCK | XBF_MAPPED); + BTOBB(mp->m_sb.sb_blocksize), 0); if (!bp) { error = ENOMEM; goto error0; @@ -314,8 +309,7 @@ xfs_growfs_data_private( */ bp = xfs_buf_get(mp->m_ddev_targp, XFS_AGB_TO_DADDR(mp, agno, XFS_IBT_BLOCK(mp)), - BTOBB(mp->m_sb.sb_blocksize), - XBF_LOCK | XBF_MAPPED); + BTOBB(mp->m_sb.sb_blocksize), 0); if (!bp) { error = ENOMEM; goto error0; @@ -405,7 +399,7 @@ xfs_growfs_data_private( /* update secondary superblocks. */ for (agno = 1; agno < nagcount; agno++) { - error = xfs_read_buf(mp, mp->m_ddev_targp, + error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp, XFS_AGB_TO_DADDR(mp, agno, XFS_SB_BLOCK(mp)), XFS_FSS_TO_BB(mp, 1), 0, &bp); if (error) { @@ -693,3 +687,63 @@ xfs_fs_goingdown( return 0; } + +/* + * Force a shutdown of the filesystem instantly while keeping the filesystem + * consistent. We don't do an unmount here; just shutdown the shop, make sure + * that absolutely nothing persistent happens to this filesystem after this + * point. + */ +void +xfs_do_force_shutdown( + xfs_mount_t *mp, + int flags, + char *fname, + int lnnum) +{ + int logerror; + + logerror = flags & SHUTDOWN_LOG_IO_ERROR; + + if (!(flags & SHUTDOWN_FORCE_UMOUNT)) { + xfs_notice(mp, + "%s(0x%x) called from line %d of file %s. Return address = 0x%p", + __func__, flags, lnnum, fname, __return_address); + } + /* + * No need to duplicate efforts. + */ + if (XFS_FORCED_SHUTDOWN(mp) && !logerror) + return; + + /* + * This flags XFS_MOUNT_FS_SHUTDOWN, makes sure that we don't + * queue up anybody new on the log reservations, and wakes up + * everybody who's sleeping on log reservations to tell them + * the bad news. + */ + if (xfs_log_force_umount(mp, logerror)) + return; + + if (flags & SHUTDOWN_CORRUPT_INCORE) { + xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_CORRUPT, + "Corruption of in-memory data detected. Shutting down filesystem"); + if (XFS_ERRLEVEL_HIGH <= xfs_error_level) + xfs_stack_trace(); + } else if (!(flags & SHUTDOWN_FORCE_UMOUNT)) { + if (logerror) { + xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_LOGERROR, + "Log I/O Error Detected. Shutting down filesystem"); + } else if (flags & SHUTDOWN_DEVICE_REQ) { + xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR, + "All device paths lost. Shutting down filesystem"); + } else if (!(flags & SHUTDOWN_REMOTE_REQ)) { + xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR, + "I/O Error Detected. Shutting down filesystem"); + } + } + if (!(flags & SHUTDOWN_FORCE_UMOUNT)) { + xfs_alert(mp, + "Please umount the filesystem and rectify the problem(s)"); + } +} |