Merge master.kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6

[linux-2.6] / fs / ext4 / extents.c

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 11ce15d91acc720120462b43ea40859a213c6f95..85287742f2ae487562be3a8ac39e40774a5de9d3 100644 (file)
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -33,7 +33,7 @@
 #include <linux/fs.h>
 #include <linux/time.h>
 #include <linux/ext4_jbd2.h>
-#include <linux/jbd.h>
+#include <linux/jbd2.h>
 #include <linux/highuid.h>
 #include <linux/pagemap.h>
 #include <linux/quotaops.h>
@@ -52,7 +52,7 @@ static ext4_fsblk_t ext_pblock(struct ext4_extent *ex)
 {
        ext4_fsblk_t block;
 
-       block = le32_to_cpu(ex->ee_start);
+       block = le32_to_cpu(ex->ee_start_lo);
        block |= ((ext4_fsblk_t) le16_to_cpu(ex->ee_start_hi) << 31) << 1;
        return block;
 }
@@ -65,7 +65,7 @@ static ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix)
 {
        ext4_fsblk_t block;
 
-       block = le32_to_cpu(ix->ei_leaf);
+       block = le32_to_cpu(ix->ei_leaf_lo);
        block |= ((ext4_fsblk_t) le16_to_cpu(ix->ei_leaf_hi) << 31) << 1;
        return block;
 }
@@ -77,7 +77,7 @@ static ext4_fsblk_t idx_pblock(struct ext4_extent_idx *ix)
  */
 static void ext4_ext_store_pblock(struct ext4_extent *ex, ext4_fsblk_t pb)
 {
-       ex->ee_start = cpu_to_le32((unsigned long) (pb & 0xffffffff));
+       ex->ee_start_lo = cpu_to_le32((unsigned long) (pb & 0xffffffff));
        ex->ee_start_hi = cpu_to_le16((unsigned long) ((pb >> 31) >> 1) & 0xffff);
 }
 
@@ -88,7 +88,7 @@ static void ext4_ext_store_pblock(struct ext4_extent *ex, ext4_fsblk_t pb)
  */
 static void ext4_idx_store_pblock(struct ext4_extent_idx *ix, ext4_fsblk_t pb)
 {
-       ix->ei_leaf = cpu_to_le32((unsigned long) (pb & 0xffffffff));
+       ix->ei_leaf_lo = cpu_to_le32((unsigned long) (pb & 0xffffffff));
        ix->ei_leaf_hi = cpu_to_le16((unsigned long) ((pb >> 31) >> 1) & 0xffff);
 }
 
@@ -376,7 +376,7 @@ ext4_ext_binsearch_idx(struct inode *inode, struct ext4_ext_path *path, int bloc
        ext_debug("binsearch for %d(idx):  ", block);
 
        l = EXT_FIRST_INDEX(eh) + 1;
-       r = EXT_FIRST_INDEX(eh) + le16_to_cpu(eh->eh_entries) - 1;
+       r = EXT_LAST_INDEX(eh);
        while (l <= r) {
                m = l + (r - l) / 2;
                if (block < le32_to_cpu(m->ei_block))
@@ -441,7 +441,7 @@ ext4_ext_binsearch(struct inode *inode, struct ext4_ext_path *path, int block)
        ext_debug("binsearch for %d:  ", block);
 
        l = EXT_FIRST_EXTENT(eh) + 1;
-       r = EXT_FIRST_EXTENT(eh) + le16_to_cpu(eh->eh_entries) - 1;
+       r = EXT_LAST_EXTENT(eh);
 
        while (l <= r) {
                m = l + (r - l) / 2;
@@ -924,8 +924,13 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode,
        curp->p_hdr->eh_max = cpu_to_le16(ext4_ext_space_root_idx(inode));
        curp->p_hdr->eh_entries = cpu_to_le16(1);
        curp->p_idx = EXT_FIRST_INDEX(curp->p_hdr);
-       /* FIXME: it works, but actually path[0] can be index */
-       curp->p_idx->ei_block = EXT_FIRST_EXTENT(path[0].p_hdr)->ee_block;
+
+       if (path[0].p_hdr->eh_depth)
+               curp->p_idx->ei_block =
+                       EXT_FIRST_INDEX(path[0].p_hdr)->ei_block;
+       else
+               curp->p_idx->ei_block =
+                       EXT_FIRST_EXTENT(path[0].p_hdr)->ee_block;
        ext4_idx_store_pblock(curp->p_idx, newblock);
 
        neh = ext_inode_hdr(inode);
@@ -1404,8 +1409,7 @@ has_space:
        eh->eh_entries = cpu_to_le16(le16_to_cpu(eh->eh_entries)+1);
        nearex = path[depth].p_ext;
        nearex->ee_block = newext->ee_block;
-       nearex->ee_start = newext->ee_start;
-       nearex->ee_start_hi = newext->ee_start_hi;
+       ext4_ext_store_pblock(nearex, ext_pblock(newext));
        nearex->ee_len = newext->ee_len;
 
 merge:
@@ -1539,7 +1543,7 @@ int ext4_ext_walk_space(struct inode *inode, unsigned long block,
 
 static void
 ext4_ext_put_in_cache(struct inode *inode, __u32 block,
-                       __u32 len, __u32 start, int type)
+                       __u32 len, ext4_fsblk_t start, int type)
 {
        struct ext4_ext_cache *cex;
        BUG_ON(len == 0);
@@ -2172,7 +2176,6 @@ int ext4_ext_convert_to_initialized(handle_t *handle, struct inode *inode,
        }
        /* ex2: iblock to iblock + maxblocks-1 : initialised */
        ex2->ee_block = cpu_to_le32(iblock);
-       ex2->ee_start = cpu_to_le32(newblock);
        ext4_ext_store_pblock(ex2, newblock);
        ex2->ee_len = cpu_to_le16(allocated);
        if (ex2 != ex)