forked from Minki/linux
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2.6: jfs: add jfs specific ->setattr call jfs: fix diAllocExt error in resizing filesystem jfs_dmap.[ch]: trivial typo fix: s/heigth/height/g
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commit
9befb55ef5
@ -61,7 +61,7 @@ struct inode *jfs_iget(struct super_block *sb, unsigned long ino)
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inode->i_op = &page_symlink_inode_operations;
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inode->i_mapping->a_ops = &jfs_aops;
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} else {
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inode->i_op = &jfs_symlink_inode_operations;
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inode->i_op = &jfs_fast_symlink_inode_operations;
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/*
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* The inline data should be null-terminated, but
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* don't let on-disk corruption crash the kernel
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@ -196,7 +196,7 @@ int dbMount(struct inode *ipbmap)
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bmp->db_maxag = le32_to_cpu(dbmp_le->dn_maxag);
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bmp->db_agpref = le32_to_cpu(dbmp_le->dn_agpref);
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bmp->db_aglevel = le32_to_cpu(dbmp_le->dn_aglevel);
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bmp->db_agheigth = le32_to_cpu(dbmp_le->dn_agheigth);
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bmp->db_agheight = le32_to_cpu(dbmp_le->dn_agheight);
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bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth);
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bmp->db_agstart = le32_to_cpu(dbmp_le->dn_agstart);
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bmp->db_agl2size = le32_to_cpu(dbmp_le->dn_agl2size);
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@ -288,7 +288,7 @@ int dbSync(struct inode *ipbmap)
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dbmp_le->dn_maxag = cpu_to_le32(bmp->db_maxag);
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dbmp_le->dn_agpref = cpu_to_le32(bmp->db_agpref);
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dbmp_le->dn_aglevel = cpu_to_le32(bmp->db_aglevel);
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dbmp_le->dn_agheigth = cpu_to_le32(bmp->db_agheigth);
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dbmp_le->dn_agheight = cpu_to_le32(bmp->db_agheight);
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dbmp_le->dn_agwidth = cpu_to_le32(bmp->db_agwidth);
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dbmp_le->dn_agstart = cpu_to_le32(bmp->db_agstart);
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dbmp_le->dn_agl2size = cpu_to_le32(bmp->db_agl2size);
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@ -1441,7 +1441,7 @@ dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb, s64 * results)
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* tree index of this allocation group within the control page.
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*/
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agperlev =
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(1 << (L2LPERCTL - (bmp->db_agheigth << 1))) / bmp->db_agwidth;
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(1 << (L2LPERCTL - (bmp->db_agheight << 1))) / bmp->db_agwidth;
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ti = bmp->db_agstart + bmp->db_agwidth * (agno & (agperlev - 1));
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/* dmap control page trees fan-out by 4 and a single allocation
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@ -1460,7 +1460,7 @@ dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb, s64 * results)
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* the subtree to find the leftmost leaf that describes this
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* free space.
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*/
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for (k = bmp->db_agheigth; k > 0; k--) {
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for (k = bmp->db_agheight; k > 0; k--) {
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for (n = 0, m = (ti << 2) + 1; n < 4; n++) {
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if (l2nb <= dcp->stree[m + n]) {
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ti = m + n;
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@ -3607,7 +3607,7 @@ void dbFinalizeBmap(struct inode *ipbmap)
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}
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/*
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* compute db_aglevel, db_agheigth, db_width, db_agstart:
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* compute db_aglevel, db_agheight, db_width, db_agstart:
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* an ag is covered in aglevel dmapctl summary tree,
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* at agheight level height (from leaf) with agwidth number of nodes
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* each, which starts at agstart index node of the smmary tree node
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@ -3616,9 +3616,9 @@ void dbFinalizeBmap(struct inode *ipbmap)
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bmp->db_aglevel = BMAPSZTOLEV(bmp->db_agsize);
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l2nl =
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bmp->db_agl2size - (L2BPERDMAP + bmp->db_aglevel * L2LPERCTL);
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bmp->db_agheigth = l2nl >> 1;
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bmp->db_agwidth = 1 << (l2nl - (bmp->db_agheigth << 1));
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for (i = 5 - bmp->db_agheigth, bmp->db_agstart = 0, n = 1; i > 0;
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bmp->db_agheight = l2nl >> 1;
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bmp->db_agwidth = 1 << (l2nl - (bmp->db_agheight << 1));
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for (i = 5 - bmp->db_agheight, bmp->db_agstart = 0, n = 1; i > 0;
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i--) {
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bmp->db_agstart += n;
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n <<= 2;
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@ -210,7 +210,7 @@ struct dbmap_disk {
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__le32 dn_maxag; /* 4: max active alloc group number */
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__le32 dn_agpref; /* 4: preferred alloc group (hint) */
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__le32 dn_aglevel; /* 4: dmapctl level holding the AG */
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__le32 dn_agheigth; /* 4: height in dmapctl of the AG */
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__le32 dn_agheight; /* 4: height in dmapctl of the AG */
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__le32 dn_agwidth; /* 4: width in dmapctl of the AG */
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__le32 dn_agstart; /* 4: start tree index at AG height */
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__le32 dn_agl2size; /* 4: l2 num of blks per alloc group */
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@ -229,7 +229,7 @@ struct dbmap {
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int dn_maxag; /* max active alloc group number */
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int dn_agpref; /* preferred alloc group (hint) */
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int dn_aglevel; /* dmapctl level holding the AG */
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int dn_agheigth; /* height in dmapctl of the AG */
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int dn_agheight; /* height in dmapctl of the AG */
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int dn_agwidth; /* width in dmapctl of the AG */
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int dn_agstart; /* start tree index at AG height */
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int dn_agl2size; /* l2 num of blks per alloc group */
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@ -255,7 +255,7 @@ struct bmap {
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#define db_agsize db_bmap.dn_agsize
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#define db_agl2size db_bmap.dn_agl2size
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#define db_agwidth db_bmap.dn_agwidth
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#define db_agheigth db_bmap.dn_agheigth
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#define db_agheight db_bmap.dn_agheight
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#define db_agstart db_bmap.dn_agstart
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#define db_numag db_bmap.dn_numag
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#define db_maxlevel db_bmap.dn_maxlevel
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@ -48,5 +48,6 @@ extern const struct file_operations jfs_dir_operations;
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extern const struct inode_operations jfs_file_inode_operations;
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extern const struct file_operations jfs_file_operations;
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extern const struct inode_operations jfs_symlink_inode_operations;
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extern const struct inode_operations jfs_fast_symlink_inode_operations;
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extern const struct dentry_operations jfs_ci_dentry_operations;
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#endif /* _H_JFS_INODE */
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@ -956,7 +956,7 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
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*/
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if (ssize <= IDATASIZE) {
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ip->i_op = &jfs_symlink_inode_operations;
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ip->i_op = &jfs_fast_symlink_inode_operations;
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i_fastsymlink = JFS_IP(ip)->i_inline;
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memcpy(i_fastsymlink, name, ssize);
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@ -978,7 +978,7 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry,
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else {
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jfs_info("jfs_symlink: allocate extent ip:0x%p", ip);
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ip->i_op = &page_symlink_inode_operations;
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ip->i_op = &jfs_symlink_inode_operations;
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ip->i_mapping->a_ops = &jfs_aops;
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/*
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@ -81,6 +81,7 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize)
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struct inode *iplist[1];
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struct jfs_superblock *j_sb, *j_sb2;
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uint old_agsize;
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int agsizechanged = 0;
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struct buffer_head *bh, *bh2;
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/* If the volume hasn't grown, get out now */
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@ -333,6 +334,9 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize)
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*/
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if ((rc = dbExtendFS(ipbmap, XAddress, nblocks)))
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goto error_out;
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agsizechanged |= (bmp->db_agsize != old_agsize);
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/*
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* the map now has extended to cover additional nblocks:
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* dn_mapsize = oldMapsize + nblocks;
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@ -432,7 +436,7 @@ int jfs_extendfs(struct super_block *sb, s64 newLVSize, int newLogSize)
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* will correctly identify the new ag);
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*/
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/* if new AG size the same as old AG size, done! */
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if (bmp->db_agsize != old_agsize) {
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if (agsizechanged) {
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if ((rc = diExtendFS(ipimap, ipbmap)))
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goto error_out;
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@ -29,9 +29,21 @@ static void *jfs_follow_link(struct dentry *dentry, struct nameidata *nd)
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return NULL;
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}
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const struct inode_operations jfs_symlink_inode_operations = {
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const struct inode_operations jfs_fast_symlink_inode_operations = {
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.readlink = generic_readlink,
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.follow_link = jfs_follow_link,
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.setattr = jfs_setattr,
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.setxattr = jfs_setxattr,
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.getxattr = jfs_getxattr,
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.listxattr = jfs_listxattr,
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.removexattr = jfs_removexattr,
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};
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const struct inode_operations jfs_symlink_inode_operations = {
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.readlink = generic_readlink,
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.follow_link = page_follow_link_light,
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.put_link = page_put_link,
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.setattr = jfs_setattr,
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.setxattr = jfs_setxattr,
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.getxattr = jfs_getxattr,
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.listxattr = jfs_listxattr,
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