Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6
This commit is contained in:
commit
8caf89157d
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@ -74,7 +74,7 @@
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static void dbAllocBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
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int nblocks);
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static void dbSplit(dmtree_t * tp, int leafno, int splitsz, int newval);
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static void dbBackSplit(dmtree_t * tp, int leafno);
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static int dbBackSplit(dmtree_t * tp, int leafno);
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static int dbJoin(dmtree_t * tp, int leafno, int newval);
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static void dbAdjTree(dmtree_t * tp, int leafno, int newval);
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static int dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc,
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@ -305,7 +305,6 @@ int dbSync(struct inode *ipbmap)
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filemap_fdatawrite(ipbmap->i_mapping);
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filemap_fdatawait(ipbmap->i_mapping);
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ipbmap->i_state |= I_DIRTY;
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diWriteSpecial(ipbmap, 0);
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return (0);
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@ -2467,7 +2466,9 @@ dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc, int level)
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* that it is at the front of a binary buddy system.
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*/
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if (oldval == NOFREE) {
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dbBackSplit((dmtree_t *) dcp, leafno);
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rc = dbBackSplit((dmtree_t *) dcp, leafno);
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if (rc)
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return rc;
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oldval = dcp->stree[ti];
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}
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dbSplit((dmtree_t *) dcp, leafno, dcp->budmin, newval);
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@ -2627,7 +2628,7 @@ static void dbSplit(dmtree_t * tp, int leafno, int splitsz, int newval)
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*
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* serialization: IREAD_LOCK(ipbmap) or IWRITE_LOCK(ipbmap) held on entry/exit;
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*/
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static void dbBackSplit(dmtree_t * tp, int leafno)
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static int dbBackSplit(dmtree_t * tp, int leafno)
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{
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int budsz, bud, w, bsz, size;
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int cursz;
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@ -2662,7 +2663,10 @@ static void dbBackSplit(dmtree_t * tp, int leafno)
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*/
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for (w = leafno, bsz = budsz;; bsz <<= 1,
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w = (w < bud) ? w : bud) {
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assert(bsz < le32_to_cpu(tp->dmt_nleafs));
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if (bsz >= le32_to_cpu(tp->dmt_nleafs)) {
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jfs_err("JFS: block map error in dbBackSplit");
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return -EIO;
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}
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/* determine the buddy.
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*/
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@ -2681,7 +2685,11 @@ static void dbBackSplit(dmtree_t * tp, int leafno)
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}
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}
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assert(leaf[leafno] == size);
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if (leaf[leafno] != size) {
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jfs_err("JFS: wrong leaf value in dbBackSplit");
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return -EIO;
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}
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return 0;
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}
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@ -56,6 +56,12 @@
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#include "jfs_superblock.h"
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#include "jfs_debug.h"
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/*
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* __mark_inode_dirty expects inodes to be hashed. Since we don't want
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* special inodes in the fileset inode space, we hash them to a dummy head
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*/
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static HLIST_HEAD(aggregate_hash);
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/*
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* imap locks
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*/
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@ -491,6 +497,8 @@ struct inode *diReadSpecial(struct super_block *sb, ino_t inum, int secondary)
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/* release the page */
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release_metapage(mp);
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hlist_add_head(&ip->i_hash, &aggregate_hash);
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return (ip);
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}
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@ -514,8 +522,6 @@ void diWriteSpecial(struct inode *ip, int secondary)
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ino_t inum = ip->i_ino;
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struct metapage *mp;
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ip->i_state &= ~I_DIRTY;
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if (secondary)
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address = addressPXD(&sbi->ait2) >> sbi->l2nbperpage;
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else
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@ -395,6 +395,12 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
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if (mp->nohomeok && !test_bit(META_forcewrite, &mp->flag)) {
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redirty = 1;
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/*
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* Make sure this page isn't blocked indefinitely.
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* If the journal isn't undergoing I/O, push it
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*/
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if (mp->log && !(mp->log->cflag & logGC_PAGEOUT))
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jfs_flush_journal(mp->log, 0);
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continue;
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}
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@ -2396,7 +2396,6 @@ static void txUpdateMap(struct tblock * tblk)
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*/
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if (tblk->xflag & COMMIT_CREATE) {
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diUpdatePMap(ipimap, tblk->ino, FALSE, tblk);
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ipimap->i_state |= I_DIRTY;
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/* update persistent block allocation map
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* for the allocation of inode extent;
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*/
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@ -2407,7 +2406,6 @@ static void txUpdateMap(struct tblock * tblk)
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} else if (tblk->xflag & COMMIT_DELETE) {
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ip = tblk->u.ip;
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diUpdatePMap(ipimap, ip->i_ino, TRUE, tblk);
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ipimap->i_state |= I_DIRTY;
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iput(ip);
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}
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}
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@ -3516,16 +3516,10 @@ s64 xtTruncate(tid_t tid, struct inode *ip, s64 newsize, int flag)
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/* process entries backward from last index */
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index = le16_to_cpu(p->header.nextindex) - 1;
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if (p->header.flag & BT_INTERNAL)
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goto getChild;
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/*
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* leaf page
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*/
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/* Since this is the rightmost leaf, and we may have already freed
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* a page that was formerly to the right, let's make sure that the
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* next pointer is zero.
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/* Since this is the rightmost page at this level, and we may have
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* already freed a page that was formerly to the right, let's make
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* sure that the next pointer is zero.
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*/
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if (p->header.next) {
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if (log)
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@ -3539,6 +3533,12 @@ s64 xtTruncate(tid_t tid, struct inode *ip, s64 newsize, int flag)
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p->header.next = 0;
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}
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if (p->header.flag & BT_INTERNAL)
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goto getChild;
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/*
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* leaf page
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*/
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freed = 0;
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/* does region covered by leaf page precede Teof ? */
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@ -442,6 +442,7 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
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inode->i_nlink = 1;
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inode->i_size = sb->s_bdev->bd_inode->i_size;
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inode->i_mapping->a_ops = &jfs_metapage_aops;
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insert_inode_hash(inode);
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mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
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sbi->direct_inode = inode;
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