AuxXxilium/linux_dsm_epyc7002
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Merge branch 'xfs-misc-fixes-for-4.3' into for-next

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This commit is contained in:
Dave Chinner 2015-07-29 11:54:07 +10:00
commit 20b8394436
13 changed files with 98 additions and 74 deletions
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2
fs/xfs/Makefile
View File

@ -33,6 +33,7 @@ xfs-y += $(addprefix libxfs/, \
xfs_attr.o \
xfs_attr_leaf.o \
xfs_attr_remote.o \
xfs_bit.o \
xfs_bmap.o \
xfs_bmap_btree.o \
xfs_btree.o \
@ -63,7 +64,6 @@ xfs-$(CONFIG_XFS_RT) += $(addprefix libxfs/, \
xfs-y += xfs_aops.o \
xfs_attr_inactive.o \
xfs_attr_list.o \
xfs_bit.o \
xfs_bmap_util.o \
xfs_buf.o \
xfs_dir2_readdir.o \

5
fs/xfs/libxfs/xfs_attr_remote.c
View File

@ -618,9 +618,8 @@ xfs_attr_rmtval_remove(
xfs_bmap_init(args->flist, args->firstblock);
error = xfs_bunmapi(args->trans, args->dp, lblkno, blkcnt,
XFS_BMAPI_ATTRFORK | XFS_BMAPI_METADATA,
1, args->firstblock, args->flist,
&done);
XFS_BMAPI_ATTRFORK, 1, args->firstblock,
args->flist, &done);
if (!error) {
error = xfs_bmap_finish(&args->trans, args->flist,
&committed);

0
fs/xfs/xfs_bit.c → fs/xfs/libxfs/xfs_bit.c
View File

4
fs/xfs/libxfs/xfs_da_btree.c
View File

@ -2351,8 +2351,8 @@ xfs_da_shrink_inode(
* the last block to the place we want to kill.
*/
error = xfs_bunmapi(tp, dp, dead_blkno, count,
xfs_bmapi_aflag(w)|XFS_BMAPI_METADATA,
0, args->firstblock, args->flist, &done);
xfs_bmapi_aflag(w), 0, args->firstblock,
args->flist, &done);
if (error == -ENOSPC) {
if (w != XFS_DATA_FORK)
break;

33
fs/xfs/libxfs/xfs_dir2.c
View File

@ -674,25 +674,22 @@ xfs_dir2_shrink_inode(
mp = dp->i_mount;
tp = args->trans;
da = xfs_dir2_db_to_da(args->geo, db);
/*
* Unmap the fsblock(s).
*/
if ((error = xfs_bunmapi(tp, dp, da, args->geo->fsbcount,
XFS_BMAPI_METADATA, 0, args->firstblock, args->flist,
&done))) {
/* Unmap the fsblock(s). */
error = xfs_bunmapi(tp, dp, da, args->geo->fsbcount, 0, 0,
args->firstblock, args->flist, &done);
if (error) {
/*
* ENOSPC actually can happen if we're in a removename with
* no space reservation, and the resulting block removal
* would cause a bmap btree split or conversion from extents
* to btree. This can only happen for un-fragmented
* directory blocks, since you need to be punching out
* the middle of an extent.
* In this case we need to leave the block in the file,
* and not binval it.
* So the block has to be in a consistent empty state
* and appropriately logged.
* We don't free up the buffer, the caller can tell it
* hasn't happened since it got an error back.
* ENOSPC actually can happen if we're in a removename with no
* space reservation, and the resulting block removal would
* cause a bmap btree split or conversion from extents to btree.
* This can only happen for un-fragmented directory blocks,
* since you need to be punching out the middle of an extent.
* In this case we need to leave the block in the file, and not
* binval it. So the block has to be in a consistent empty
* state and appropriately logged. We don't free up the buffer,
* the caller can tell it hasn't happened since it got an error
* back.
*/
return error;
}

3
fs/xfs/libxfs/xfs_dir2_node.c
View File

@ -1845,8 +1845,7 @@ xfs_dir2_node_addname_int(
if (dp->d_ops->db_to_fdb(args->geo, dbno) != fbno) {
xfs_alert(mp,
"%s: dir ino %llu needed freesp block %lld for\n"
" data block %lld, got %lld ifbno %llu lastfbno %d",
"%s: dir ino %llu needed freesp block %lld for data block %lld, got %lld ifbno %llu lastfbno %d",
__func__, (unsigned long long)dp->i_ino,
(long long)dp->d_ops->db_to_fdb(
args->geo, dbno),

14
fs/xfs/libxfs/xfs_sb.c
View File

@ -131,10 +131,11 @@ xfs_mount_validate_sb(
if (xfs_sb_has_compat_feature(sbp,
XFS_SB_FEAT_COMPAT_UNKNOWN)) {
xfs_warn(mp,
"Superblock has unknown compatible features (0x%x) enabled.\n"
"Using a more recent kernel is recommended.",
"Superblock has unknown compatible features (0x%x) enabled.",
(sbp->sb_features_compat &
XFS_SB_FEAT_COMPAT_UNKNOWN));
xfs_warn(mp,
"Using a more recent kernel is recommended.");
}
if (xfs_sb_has_ro_compat_feature(sbp,
@ -145,18 +146,21 @@ xfs_mount_validate_sb(
XFS_SB_FEAT_RO_COMPAT_UNKNOWN));
if (!(mp->m_flags & XFS_MOUNT_RDONLY)) {
xfs_warn(mp,
"Attempted to mount read-only compatible filesystem read-write.\n"
"Attempted to mount read-only compatible filesystem read-write.");
xfs_warn(mp,
"Filesystem can only be safely mounted read only.");
return -EINVAL;
}
}
if (xfs_sb_has_incompat_feature(sbp,
XFS_SB_FEAT_INCOMPAT_UNKNOWN)) {
xfs_warn(mp,
"Superblock has unknown incompatible features (0x%x) enabled.\n"
"Filesystem can not be safely mounted by this kernel.",
"Superblock has unknown incompatible features (0x%x) enabled.",
(sbp->sb_features_incompat &
XFS_SB_FEAT_INCOMPAT_UNKNOWN));
xfs_warn(mp,
"Filesystem can not be safely mounted by this kernel.");
return -EINVAL;
}
}

5
fs/xfs/xfs_buf.c
View File

@ -1533,9 +1533,10 @@ xfs_wait_buftarg(
list_del_init(&bp->b_lru);
if (bp->b_flags & XBF_WRITE_FAIL) {
xfs_alert(btp->bt_mount,
"Corruption Alert: Buffer at block 0x%llx had permanent write failures!\n"
"Please run xfs_repair to determine the extent of the problem.",
"Corruption Alert: Buffer at block 0x%llx had permanent write failures!",
(long long)bp->b_bn);
xfs_alert(btp->bt_mount,
"Please run xfs_repair to determine the extent of the problem.");
}
xfs_buf_rele(bp);
}

10
fs/xfs/xfs_inode.c
View File

@ -1175,11 +1175,8 @@ xfs_create(
*/
error = xfs_dir_ialloc(&tp, dp, mode, is_dir ? 2 : 1, rdev,
prid, resblks > 0, &ip, &committed);
if (error) {
if (error == -ENOSPC)
goto out_trans_cancel;
if (error)
goto out_trans_cancel;
}
/*
* Now we join the directory inode to the transaction. We do not do it
@ -1318,11 +1315,8 @@ xfs_create_tmpfile(
error = xfs_dir_ialloc(&tp, dp, mode, 1, 0,
prid, resblks > 0, &ip, NULL);
if (error) {
if (error == -ENOSPC)
goto out_trans_cancel;
if (error)
goto out_trans_cancel;
}
if (mp->m_flags & XFS_MOUNT_WSYNC)
xfs_trans_set_sync(tp);

50
fs/xfs/xfs_log.c
View File

@ -668,9 +668,9 @@ xfs_log_mount(
ASSERT(0);
goto out_free_log;
}
xfs_crit(mp, "Log size out of supported range.");
xfs_crit(mp,
"Log size out of supported range. Continuing onwards, but if log hangs are\n"
"experienced then please report this message in the bug report.");
"Continuing onwards, but if log hangs are experienced then please report this message in the bug report.");
}
/*
@ -1142,11 +1142,13 @@ xlog_space_left(
* In this case we just want to return the size of the
* log as the amount of space left.
*/
xfs_alert(log->l_mp, "xlog_space_left: head behind tail");
xfs_alert(log->l_mp,
"xlog_space_left: head behind tail\n"
" tail_cycle = %d, tail_bytes = %d\n"
" GH cycle = %d, GH bytes = %d",
tail_cycle, tail_bytes, head_cycle, head_bytes);
" tail_cycle = %d, tail_bytes = %d",
tail_cycle, tail_bytes);
xfs_alert(log->l_mp,
" GH cycle = %d, GH bytes = %d",
head_cycle, head_bytes);
ASSERT(0);
free_bytes = log->l_logsize;
}
@ -2028,26 +2030,24 @@ xlog_print_tic_res(
"SWAPEXT"
};
xfs_warn(mp,
"xlog_write: reservation summary:\n"
" trans type = %s (%u)\n"
" unit res = %d bytes\n"
" current res = %d bytes\n"
" total reg = %u bytes (o/flow = %u bytes)\n"
" ophdrs = %u (ophdr space = %u bytes)\n"
" ophdr + reg = %u bytes\n"
" num regions = %u",
((ticket->t_trans_type <= 0 ||
ticket->t_trans_type > XFS_TRANS_TYPE_MAX) ?
xfs_warn(mp, "xlog_write: reservation summary:");
xfs_warn(mp, " trans type = %s (%u)",
((ticket->t_trans_type <= 0 ||
ticket->t_trans_type > XFS_TRANS_TYPE_MAX) ?
"bad-trans-type" : trans_type_str[ticket->t_trans_type-1]),
ticket->t_trans_type,
ticket->t_unit_res,
ticket->t_curr_res,
ticket->t_res_arr_sum, ticket->t_res_o_flow,
ticket->t_res_num_ophdrs, ophdr_spc,
ticket->t_res_arr_sum +
ticket->t_res_o_flow + ophdr_spc,
ticket->t_res_num);
ticket->t_trans_type);
xfs_warn(mp, " unit res = %d bytes",
ticket->t_unit_res);
xfs_warn(mp, " current res = %d bytes",
ticket->t_curr_res);
xfs_warn(mp, " total reg = %u bytes (o/flow = %u bytes)",
ticket->t_res_arr_sum, ticket->t_res_o_flow);
xfs_warn(mp, " ophdrs = %u (ophdr space = %u bytes)",
ticket->t_res_num_ophdrs, ophdr_spc);
xfs_warn(mp, " ophdr + reg = %u bytes",
ticket->t_res_arr_sum + ticket->t_res_o_flow + ophdr_spc);
xfs_warn(mp, " num regions = %u",
ticket->t_res_num);
for (i = 0; i < ticket->t_res_num; i++) {
uint r_type = ticket->t_res_arr[i].r_type;

8
fs/xfs/xfs_log_cil.c
View File

@ -307,7 +307,13 @@ xlog_cil_insert_items(
if (!(lidp->lid_flags & XFS_LID_DIRTY))
continue;
list_move_tail(&lip->li_cil, &cil->xc_cil);
/*
* Only move the item if it isn't already at the tail. This is
* to prevent a transient list_empty() state when reinserting
* an item that is already the only item in the CIL.
*/
if (!list_is_last(&lip->li_cil, &cil->xc_cil))
list_move_tail(&lip->li_cil, &cil->xc_cil);
}
/* account for space used by new iovec headers */

36
fs/xfs/xfs_log_recover.c
View File

@ -3385,14 +3385,24 @@ xlog_recover_add_to_cont_trans(
char *ptr, *old_ptr;
int old_len;
/*
* If the transaction is empty, the header was split across this and the
* previous record. Copy the rest of the header.
*/
if (list_empty(&trans->r_itemq)) {
/* finish copying rest of trans header */
ASSERT(len < sizeof(struct xfs_trans_header));
if (len > sizeof(struct xfs_trans_header)) {
xfs_warn(log->l_mp, "%s: bad header length", __func__);
return -EIO;
}
xlog_recover_add_item(&trans->r_itemq);
ptr = (char *)&trans->r_theader +
sizeof(xfs_trans_header_t) - len;
sizeof(struct xfs_trans_header) - len;
memcpy(ptr, dp, len);
return 0;
}
/* take the tail entry */
item = list_entry(trans->r_itemq.prev, xlog_recover_item_t, ri_list);
@ -3441,7 +3451,19 @@ xlog_recover_add_to_trans(
ASSERT(0);
return -EIO;
}
if (len == sizeof(xfs_trans_header_t))
if (len > sizeof(struct xfs_trans_header)) {
xfs_warn(log->l_mp, "%s: bad header length", __func__);
ASSERT(0);
return -EIO;
}
/*
* The transaction header can be arbitrarily split across op
* records. If we don't have the whole thing here, copy what we
* do have and handle the rest in the next record.
*/
if (len == sizeof(struct xfs_trans_header))
xlog_recover_add_item(&trans->r_itemq);
memcpy(&trans->r_theader, dp, len);
return 0;
@ -4532,11 +4554,13 @@ xlog_recover(
xfs_sb_has_incompat_log_feature(&log->l_mp->m_sb,
XFS_SB_FEAT_INCOMPAT_LOG_UNKNOWN)) {
xfs_warn(log->l_mp,
"Superblock has unknown incompatible log features (0x%x) enabled.\n"
"The log can not be fully and/or safely recovered by this kernel.\n"
"Please recover the log on a kernel that supports the unknown features.",
"Superblock has unknown incompatible log features (0x%x) enabled.",
(log->l_mp->m_sb.sb_features_log_incompat &
XFS_SB_FEAT_INCOMPAT_LOG_UNKNOWN));
xfs_warn(log->l_mp,
"The log can not be fully and/or safely recovered by this kernel.");
xfs_warn(log->l_mp,
"Please recover the log on a kernel that supports the unknown features.");
return -EINVAL;
}

2
fs/xfs/xfs_symlink.c
View File

@ -501,7 +501,7 @@ xfs_inactive_symlink_rmt(
/*
* Unmap the dead block(s) to the free_list.
*/
error = xfs_bunmapi(tp, ip, 0, size, XFS_BMAPI_METADATA, nmaps,
error = xfs_bunmapi(tp, ip, 0, size, 0, nmaps,
&first_block, &free_list, &done);
if (error)
goto error_bmap_cancel;