Merge to Fedora kernel-2.6.18-1.2224_FC5 patched with stable patch-2.6.18.1-vs2.0...
[linux-2.6.git] / fs / xfs / xfs_log_recover.c
index 1f0016b..3cb678e 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.
  * All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or
@@ -24,7 +24,6 @@
 #include "xfs_trans.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
-#include "xfs_dir.h"
 #include "xfs_dir2.h"
 #include "xfs_dmapi.h"
 #include "xfs_mount.h"
@@ -32,7 +31,6 @@
 #include "xfs_bmap_btree.h"
 #include "xfs_alloc_btree.h"
 #include "xfs_ialloc_btree.h"
-#include "xfs_dir_sf.h"
 #include "xfs_dir2_sf.h"
 #include "xfs_attr_sf.h"
 #include "xfs_dinode.h"
@@ -193,14 +191,14 @@ xlog_header_check_dump(
 {
        int                     b;
 
-       printk("%s:  SB : uuid = ", __FUNCTION__);
+       cmn_err(CE_DEBUG, "%s:  SB : uuid = ", __FUNCTION__);
        for (b = 0; b < 16; b++)
-               printk("%02x",((unsigned char *)&mp->m_sb.sb_uuid)[b]);
-       printk(", fmt = %d\n", XLOG_FMT);
-       printk("    log : uuid = ");
+               cmn_err(CE_DEBUG, "%02x", ((uchar_t *)&mp->m_sb.sb_uuid)[b]);
+       cmn_err(CE_DEBUG, ", fmt = %d\n", XLOG_FMT);
+       cmn_err(CE_DEBUG, "    log : uuid = ");
        for (b = 0; b < 16; b++)
-               printk("%02x",((unsigned char *)&head->h_fs_uuid)[b]);
-       printk(", fmt = %d\n", INT_GET(head->h_fmt, ARCH_CONVERT));
+               cmn_err(CE_DEBUG, "%02x",((uchar_t *)&head->h_fs_uuid)[b]);
+       cmn_err(CE_DEBUG, ", fmt = %d\n", INT_GET(head->h_fmt, ARCH_CONVERT));
 }
 #else
 #define xlog_header_check_dump(mp, head)
@@ -282,7 +280,7 @@ xlog_recover_iodone(
                mp = XFS_BUF_FSPRIVATE(bp, xfs_mount_t *);
                xfs_ioerror_alert("xlog_recover_iodone",
                                  mp, bp, XFS_BUF_ADDR(bp));
-               xfs_force_shutdown(mp, XFS_METADATA_IO_ERROR);
+               xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
        }
        XFS_BUF_SET_FSPRIVATE(bp, NULL);
        XFS_BUF_CLR_IODONE_FUNC(bp);
@@ -992,6 +990,8 @@ xlog_find_zeroed(
        xfs_daddr_t     num_scan_bblks;
        int             error, log_bbnum = log->l_logBBsize;
 
+       *blk_no = 0;
+
        /* check totally zeroed log */
        bp = xlog_get_bp(log, 1);
        if (!bp)
@@ -1889,7 +1889,7 @@ xlog_recover_do_inode_buffer(
 
                buffer_nextp = (xfs_agino_t *)xfs_buf_offset(bp,
                                              next_unlinked_offset);
-               INT_SET(*buffer_nextp, ARCH_CONVERT, *logged_nextp);
+               *buffer_nextp = *logged_nextp;
        }
 
        return 0;
@@ -2292,12 +2292,22 @@ xlog_recover_do_inode_trans(
        int                     attr_index;
        uint                    fields;
        xfs_dinode_core_t       *dicp;
+       int                     need_free = 0;
 
        if (pass == XLOG_RECOVER_PASS1) {
                return 0;
        }
 
-       in_f = (xfs_inode_log_format_t *)item->ri_buf[0].i_addr;
+       if (item->ri_buf[0].i_len == sizeof(xfs_inode_log_format_t)) {
+               in_f = (xfs_inode_log_format_t *)item->ri_buf[0].i_addr;
+       } else {
+               in_f = (xfs_inode_log_format_t *)kmem_alloc(
+                       sizeof(xfs_inode_log_format_t), KM_SLEEP);
+               need_free = 1;
+               error = xfs_inode_item_format_convert(&item->ri_buf[0], in_f);
+               if (error)
+                       goto error;
+       }
        ino = in_f->ilf_ino;
        mp = log->l_mp;
        if (ITEM_TYPE(item) == XFS_LI_INODE) {
@@ -2323,8 +2333,10 @@ xlog_recover_do_inode_trans(
         * Inode buffers can be freed, look out for it,
         * and do not replay the inode.
         */
-       if (xlog_check_buffer_cancelled(log, imap.im_blkno, imap.im_len, 0))
-               return 0;
+       if (xlog_check_buffer_cancelled(log, imap.im_blkno, imap.im_len, 0)) {
+               error = 0;
+               goto error;
+       }
 
        bp = xfs_buf_read_flags(mp->m_ddev_targp, imap.im_blkno, imap.im_len,
                                                                XFS_BUF_LOCK);
@@ -2333,7 +2345,7 @@ xlog_recover_do_inode_trans(
                                  bp, imap.im_blkno);
                error = XFS_BUF_GETERROR(bp);
                xfs_buf_relse(bp);
-               return error;
+               goto error;
        }
        error = 0;
        ASSERT(in_f->ilf_fields & XFS_ILOG_CORE);
@@ -2350,7 +2362,8 @@ xlog_recover_do_inode_trans(
                        dip, bp, ino);
                XFS_ERROR_REPORT("xlog_recover_do_inode_trans(1)",
                                 XFS_ERRLEVEL_LOW, mp);
-               return XFS_ERROR(EFSCORRUPTED);
+               error = EFSCORRUPTED;
+               goto error;
        }
        dicp = (xfs_dinode_core_t*)(item->ri_buf[1].i_addr);
        if (unlikely(dicp->di_magic != XFS_DINODE_MAGIC)) {
@@ -2360,7 +2373,8 @@ xlog_recover_do_inode_trans(
                        item, ino);
                XFS_ERROR_REPORT("xlog_recover_do_inode_trans(2)",
                                 XFS_ERRLEVEL_LOW, mp);
-               return XFS_ERROR(EFSCORRUPTED);
+               error = EFSCORRUPTED;
+               goto error;
        }
 
        /* Skip replay when the on disk inode is newer than the log one */
@@ -2376,7 +2390,8 @@ xlog_recover_do_inode_trans(
                        /* do nothing */
                } else {
                        xfs_buf_relse(bp);
-                       return 0;
+                       error = 0;
+                       goto error;
                }
        }
        /* Take the opportunity to reset the flush iteration count */
@@ -2391,7 +2406,8 @@ xlog_recover_do_inode_trans(
                        xfs_fs_cmn_err(CE_ALERT, mp,
                                "xfs_inode_recover: Bad regular inode log record, rec ptr 0x%p, ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
                                item, dip, bp, ino);
-                       return XFS_ERROR(EFSCORRUPTED);
+                       error = EFSCORRUPTED;
+                       goto error;
                }
        } else if (unlikely((dicp->di_mode & S_IFMT) == S_IFDIR)) {
                if ((dicp->di_format != XFS_DINODE_FMT_EXTENTS) &&
@@ -2403,7 +2419,8 @@ xlog_recover_do_inode_trans(
                        xfs_fs_cmn_err(CE_ALERT, mp,
                                "xfs_inode_recover: Bad dir inode log record, rec ptr 0x%p, ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
                                item, dip, bp, ino);
-                       return XFS_ERROR(EFSCORRUPTED);
+                       error = EFSCORRUPTED;
+                       goto error;
                }
        }
        if (unlikely(dicp->di_nextents + dicp->di_anextents > dicp->di_nblocks)){
@@ -2415,7 +2432,8 @@ xlog_recover_do_inode_trans(
                        item, dip, bp, ino,
                        dicp->di_nextents + dicp->di_anextents,
                        dicp->di_nblocks);
-               return XFS_ERROR(EFSCORRUPTED);
+               error = EFSCORRUPTED;
+               goto error;
        }
        if (unlikely(dicp->di_forkoff > mp->m_sb.sb_inodesize)) {
                XFS_CORRUPTION_ERROR("xlog_recover_do_inode_trans(6)",
@@ -2424,7 +2442,8 @@ xlog_recover_do_inode_trans(
                xfs_fs_cmn_err(CE_ALERT, mp,
                        "xfs_inode_recover: Bad inode log rec ptr 0x%p, dino ptr 0x%p, dino bp 0x%p, ino %Ld, forkoff 0x%x",
                        item, dip, bp, ino, dicp->di_forkoff);
-               return XFS_ERROR(EFSCORRUPTED);
+               error = EFSCORRUPTED;
+               goto error;
        }
        if (unlikely(item->ri_buf[1].i_len > sizeof(xfs_dinode_core_t))) {
                XFS_CORRUPTION_ERROR("xlog_recover_do_inode_trans(7)",
@@ -2433,7 +2452,8 @@ xlog_recover_do_inode_trans(
                xfs_fs_cmn_err(CE_ALERT, mp,
                        "xfs_inode_recover: Bad inode log record length %d, rec ptr 0x%p",
                        item->ri_buf[1].i_len, item);
-               return XFS_ERROR(EFSCORRUPTED);
+               error = EFSCORRUPTED;
+               goto error;
        }
 
        /* The core is in in-core format */
@@ -2521,7 +2541,8 @@ xlog_recover_do_inode_trans(
                        xlog_warn("XFS: xlog_recover_do_inode_trans: Invalid flag");
                        ASSERT(0);
                        xfs_buf_relse(bp);
-                       return XFS_ERROR(EIO);
+                       error = EIO;
+                       goto error;
                }
        }
 
@@ -2537,7 +2558,10 @@ write_inode_buffer:
                error = xfs_bwrite(mp, bp);
        }
 
-       return (error);
+error:
+       if (need_free)
+               kmem_free(in_f, sizeof(*in_f));
+       return XFS_ERROR(error);
 }
 
 /*
@@ -2674,32 +2698,32 @@ xlog_recover_do_dquot_trans(
  * structure into it, and adds the efi to the AIL with the given
  * LSN.
  */
-STATIC void
+STATIC int
 xlog_recover_do_efi_trans(
        xlog_t                  *log,
        xlog_recover_item_t     *item,
        xfs_lsn_t               lsn,
        int                     pass)
 {
+       int                     error;
        xfs_mount_t             *mp;
        xfs_efi_log_item_t      *efip;
        xfs_efi_log_format_t    *efi_formatp;
        SPLDECL(s);
 
        if (pass == XLOG_RECOVER_PASS1) {
-               return;
+               return 0;
        }
 
        efi_formatp = (xfs_efi_log_format_t *)item->ri_buf[0].i_addr;
-       ASSERT(item->ri_buf[0].i_len ==
-              (sizeof(xfs_efi_log_format_t) +
-               ((efi_formatp->efi_nextents - 1) * sizeof(xfs_extent_t))));
 
        mp = log->l_mp;
        efip = xfs_efi_init(mp, efi_formatp->efi_nextents);
-       memcpy((char *)&(efip->efi_format), (char *)efi_formatp,
-             sizeof(xfs_efi_log_format_t) +
-             ((efi_formatp->efi_nextents - 1) * sizeof(xfs_extent_t)));
+       if ((error = xfs_efi_copy_format(&(item->ri_buf[0]),
+                                        &(efip->efi_format)))) {
+               xfs_efi_item_free(efip);
+               return error;
+       }
        efip->efi_next_extent = efi_formatp->efi_nextents;
        efip->efi_flags |= XFS_EFI_COMMITTED;
 
@@ -2708,6 +2732,7 @@ xlog_recover_do_efi_trans(
         * xfs_trans_update_ail() drops the AIL lock.
         */
        xfs_trans_update_ail(mp, (xfs_log_item_t *)efip, lsn, s);
+       return 0;
 }
 
 
@@ -2738,9 +2763,10 @@ xlog_recover_do_efd_trans(
        }
 
        efd_formatp = (xfs_efd_log_format_t *)item->ri_buf[0].i_addr;
-       ASSERT(item->ri_buf[0].i_len ==
-              (sizeof(xfs_efd_log_format_t) +
-               ((efd_formatp->efd_nextents - 1) * sizeof(xfs_extent_t))));
+       ASSERT((item->ri_buf[0].i_len == (sizeof(xfs_efd_log_format_32_t) +
+               ((efd_formatp->efd_nextents - 1) * sizeof(xfs_extent_32_t)))) ||
+              (item->ri_buf[0].i_len == (sizeof(xfs_efd_log_format_64_t) +
+               ((efd_formatp->efd_nextents - 1) * sizeof(xfs_extent_64_t)))));
        efi_id = efd_formatp->efd_efi_id;
 
        /*
@@ -2810,15 +2836,14 @@ xlog_recover_do_trans(
                        if  ((error = xlog_recover_do_buffer_trans(log, item,
                                                                 pass)))
                                break;
-               } else if ((ITEM_TYPE(item) == XFS_LI_INODE) ||
-                          (ITEM_TYPE(item) == XFS_LI_6_1_INODE) ||
-                          (ITEM_TYPE(item) == XFS_LI_5_3_INODE)) {
+               } else if ((ITEM_TYPE(item) == XFS_LI_INODE)) {
                        if ((error = xlog_recover_do_inode_trans(log, item,
                                                                pass)))
                                break;
                } else if (ITEM_TYPE(item) == XFS_LI_EFI) {
-                       xlog_recover_do_efi_trans(log, item, trans->r_lsn,
-                                                 pass);
+                       if ((error = xlog_recover_do_efi_trans(log, item, trans->r_lsn,
+                                                 pass)))
+                               break;
                } else if (ITEM_TYPE(item) == XFS_LI_EFD) {
                        xlog_recover_do_efd_trans(log, item, pass);
                } else if (ITEM_TYPE(item) == XFS_LI_DQUOT) {
@@ -3419,13 +3444,13 @@ xlog_unpack_data_checksum(
            if (rhead->h_chksum ||
                ((log->l_flags & XLOG_CHKSUM_MISMATCH) == 0)) {
                    cmn_err(CE_DEBUG,
-                       "XFS: LogR chksum mismatch: was (0x%x) is (0x%x)",
+                       "XFS: LogR chksum mismatch: was (0x%x) is (0x%x)\n",
                            INT_GET(rhead->h_chksum, ARCH_CONVERT), chksum);
                    cmn_err(CE_DEBUG,
 "XFS: Disregard message if filesystem was created with non-DEBUG kernel");
                    if (XFS_SB_VERSION_HASLOGV2(&log->l_mp->m_sb)) {
                            cmn_err(CE_DEBUG,
-                               "XFS: LogR this is a LogV2 filesystem");
+                               "XFS: LogR this is a LogV2 filesystem\n");
                    }
                    log->l_flags |= XLOG_CHKSUM_MISMATCH;
            }
@@ -3798,7 +3823,7 @@ xlog_do_log_recovery(
        error = xlog_do_recovery_pass(log, head_blk, tail_blk,
                                      XLOG_RECOVER_PASS2);
 #ifdef DEBUG
-       {
+       if (!error) {
                int     i;
 
                for (i = 0; i < XLOG_BC_TABLE_SIZE; i++)
@@ -3974,7 +3999,7 @@ xlog_recover_finish(
                log->l_flags &= ~XLOG_RECOVERY_NEEDED;
        } else {
                cmn_err(CE_DEBUG,
-                       "!Ending clean XFS mount for filesystem: %s",
+                       "!Ending clean XFS mount for filesystem: %s\n",
                        log->l_mp->m_fsname);
        }
        return 0;