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-rw-r--r--fs/jfs/jfs_dmap.c20
-rw-r--r--fs/jfs/jfs_imap.c10
-rw-r--r--fs/jfs/jfs_metapage.c22
-rw-r--r--fs/jfs/jfs_txnmgr.c2
-rw-r--r--fs/jfs/jfs_xtree.c18
-rw-r--r--fs/jfs/super.c1
6 files changed, 46 insertions, 27 deletions
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index eadf319bee22..68000a50ceb6 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -74,7 +74,7 @@
static void dbAllocBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
int nblocks);
static void dbSplit(dmtree_t * tp, int leafno, int splitsz, int newval);
-static void dbBackSplit(dmtree_t * tp, int leafno);
+static int dbBackSplit(dmtree_t * tp, int leafno);
static int dbJoin(dmtree_t * tp, int leafno, int newval);
static void dbAdjTree(dmtree_t * tp, int leafno, int newval);
static int dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc,
@@ -305,7 +305,6 @@ int dbSync(struct inode *ipbmap)
filemap_fdatawrite(ipbmap->i_mapping);
filemap_fdatawait(ipbmap->i_mapping);
- ipbmap->i_state |= I_DIRTY;
diWriteSpecial(ipbmap, 0);
return (0);
@@ -2467,7 +2466,9 @@ dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc, int level)
* that it is at the front of a binary buddy system.
*/
if (oldval == NOFREE) {
- dbBackSplit((dmtree_t *) dcp, leafno);
+ rc = dbBackSplit((dmtree_t *) dcp, leafno);
+ if (rc)
+ return rc;
oldval = dcp->stree[ti];
}
dbSplit((dmtree_t *) dcp, leafno, dcp->budmin, newval);
@@ -2627,7 +2628,7 @@ static void dbSplit(dmtree_t * tp, int leafno, int splitsz, int newval)
*
* serialization: IREAD_LOCK(ipbmap) or IWRITE_LOCK(ipbmap) held on entry/exit;
*/
-static void dbBackSplit(dmtree_t * tp, int leafno)
+static int dbBackSplit(dmtree_t * tp, int leafno)
{
int budsz, bud, w, bsz, size;
int cursz;
@@ -2662,7 +2663,10 @@ static void dbBackSplit(dmtree_t * tp, int leafno)
*/
for (w = leafno, bsz = budsz;; bsz <<= 1,
w = (w < bud) ? w : bud) {
- assert(bsz < le32_to_cpu(tp->dmt_nleafs));
+ if (bsz >= le32_to_cpu(tp->dmt_nleafs)) {
+ jfs_err("JFS: block map error in dbBackSplit");
+ return -EIO;
+ }
/* determine the buddy.
*/
@@ -2681,7 +2685,11 @@ static void dbBackSplit(dmtree_t * tp, int leafno)
}
}
- assert(leaf[leafno] == size);
+ if (leaf[leafno] != size) {
+ jfs_err("JFS: wrong leaf value in dbBackSplit");
+ return -EIO;
+ }
+ return 0;
}
diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index 4021d46da7e3..28201b194f53 100644
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -57,6 +57,12 @@
#include "jfs_debug.h"
/*
+ * __mark_inode_dirty expects inodes to be hashed. Since we don't want
+ * special inodes in the fileset inode space, we hash them to a dummy head
+ */
+static HLIST_HEAD(aggregate_hash);
+
+/*
* imap locks
*/
/* iag free list lock */
@@ -491,6 +497,8 @@ struct inode *diReadSpecial(struct super_block *sb, ino_t inum, int secondary)
/* release the page */
release_metapage(mp);
+ hlist_add_head(&ip->i_hash, &aggregate_hash);
+
return (ip);
}
@@ -514,8 +522,6 @@ void diWriteSpecial(struct inode *ip, int secondary)
ino_t inum = ip->i_ino;
struct metapage *mp;
- ip->i_state &= ~I_DIRTY;
-
if (secondary)
address = addressPXD(&sbi->ait2) >> sbi->l2nbperpage;
else
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 13d7e3f1feb4..8a53981f9f27 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -86,7 +86,7 @@ struct meta_anchor {
atomic_t io_count;
struct metapage *mp[MPS_PER_PAGE];
};
-#define mp_anchor(page) ((struct meta_anchor *)page->private)
+#define mp_anchor(page) ((struct meta_anchor *)page_private(page))
static inline struct metapage *page_to_mp(struct page *page, uint offset)
{
@@ -108,7 +108,7 @@ static inline int insert_metapage(struct page *page, struct metapage *mp)
if (!a)
return -ENOMEM;
memset(a, 0, sizeof(struct meta_anchor));
- page->private = (unsigned long)a;
+ set_page_private(page, (unsigned long)a);
SetPagePrivate(page);
kmap(page);
}
@@ -136,7 +136,7 @@ static inline void remove_metapage(struct page *page, struct metapage *mp)
a->mp[index] = NULL;
if (--a->mp_count == 0) {
kfree(a);
- page->private = 0;
+ set_page_private(page, 0);
ClearPagePrivate(page);
kunmap(page);
}
@@ -156,13 +156,13 @@ static inline void dec_io(struct page *page, void (*handler) (struct page *))
#else
static inline struct metapage *page_to_mp(struct page *page, uint offset)
{
- return PagePrivate(page) ? (struct metapage *)page->private : NULL;
+ return PagePrivate(page) ? (struct metapage *)page_private(page) : NULL;
}
static inline int insert_metapage(struct page *page, struct metapage *mp)
{
if (mp) {
- page->private = (unsigned long)mp;
+ set_page_private(page, (unsigned long)mp);
SetPagePrivate(page);
kmap(page);
}
@@ -171,7 +171,7 @@ static inline int insert_metapage(struct page *page, struct metapage *mp)
static inline void remove_metapage(struct page *page, struct metapage *mp)
{
- page->private = 0;
+ set_page_private(page, 0);
ClearPagePrivate(page);
kunmap(page);
}
@@ -198,7 +198,7 @@ static void init_once(void *foo, kmem_cache_t *cachep, unsigned long flags)
}
}
-static inline struct metapage *alloc_metapage(unsigned int gfp_mask)
+static inline struct metapage *alloc_metapage(gfp_t gfp_mask)
{
return mempool_alloc(metapage_mempool, gfp_mask);
}
@@ -395,6 +395,12 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
if (mp->nohomeok && !test_bit(META_forcewrite, &mp->flag)) {
redirty = 1;
+ /*
+ * Make sure this page isn't blocked indefinitely.
+ * If the journal isn't undergoing I/O, push it
+ */
+ if (mp->log && !(mp->log->cflag & logGC_PAGEOUT))
+ jfs_flush_journal(mp->log, 0);
continue;
}
@@ -534,7 +540,7 @@ add_failed:
return -EIO;
}
-static int metapage_releasepage(struct page *page, int gfp_mask)
+static int metapage_releasepage(struct page *page, gfp_t gfp_mask)
{
struct metapage *mp;
int busy = 0;
diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index 9b71ed2674fe..b660c93c92de 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -2396,7 +2396,6 @@ static void txUpdateMap(struct tblock * tblk)
*/
if (tblk->xflag & COMMIT_CREATE) {
diUpdatePMap(ipimap, tblk->ino, FALSE, tblk);
- ipimap->i_state |= I_DIRTY;
/* update persistent block allocation map
* for the allocation of inode extent;
*/
@@ -2407,7 +2406,6 @@ static void txUpdateMap(struct tblock * tblk)
} else if (tblk->xflag & COMMIT_DELETE) {
ip = tblk->u.ip;
diUpdatePMap(ipimap, ip->i_ino, TRUE, tblk);
- ipimap->i_state |= I_DIRTY;
iput(ip);
}
}
diff --git a/fs/jfs/jfs_xtree.c b/fs/jfs/jfs_xtree.c
index a7fe2f2b969f..e72f4ebb6e9c 100644
--- a/fs/jfs/jfs_xtree.c
+++ b/fs/jfs/jfs_xtree.c
@@ -3516,16 +3516,10 @@ s64 xtTruncate(tid_t tid, struct inode *ip, s64 newsize, int flag)
/* process entries backward from last index */
index = le16_to_cpu(p->header.nextindex) - 1;
- if (p->header.flag & BT_INTERNAL)
- goto getChild;
-
- /*
- * leaf page
- */
- /* Since this is the rightmost leaf, and we may have already freed
- * a page that was formerly to the right, let's make sure that the
- * next pointer is zero.
+ /* Since this is the rightmost page at this level, and we may have
+ * already freed a page that was formerly to the right, let's make
+ * sure that the next pointer is zero.
*/
if (p->header.next) {
if (log)
@@ -3539,6 +3533,12 @@ s64 xtTruncate(tid_t tid, struct inode *ip, s64 newsize, int flag)
p->header.next = 0;
}
+ if (p->header.flag & BT_INTERNAL)
+ goto getChild;
+
+ /*
+ * leaf page
+ */
freed = 0;
/* does region covered by leaf page precede Teof ? */
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 71bc34b96b2b..4226af3ea91b 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -442,6 +442,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
inode->i_nlink = 1;
inode->i_size = sb->s_bdev->bd_inode->i_size;
inode->i_mapping->a_ops = &jfs_metapage_aops;
+ insert_inode_hash(inode);
mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
sbi->direct_inode = inode;
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