Merge current mainline tree into linux-omap tree

[linux-2.6-omap-h63xx.git] / fs / ocfs2 / inode.c

diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 21a605079c62328b5c2b9a4615f3f7bb444dee26..ebb2bbe30f358b9384662ee0f3d182a74db83c66 100644 (file)
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -28,7 +28,6 @@
 #include <linux/slab.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
-#include <linux/smp_lock.h>
 
 #include <asm/byteorder.h>
 
@@ -89,6 +88,25 @@ void ocfs2_set_inode_flags(struct inode *inode)
                inode->i_flags |= S_DIRSYNC;
 }
 
+/* Propagate flags from i_flags to OCFS2_I(inode)->ip_attr */
+void ocfs2_get_inode_flags(struct ocfs2_inode_info *oi)
+{
+       unsigned int flags = oi->vfs_inode.i_flags;
+
+       oi->ip_attr &= ~(OCFS2_SYNC_FL|OCFS2_APPEND_FL|
+                       OCFS2_IMMUTABLE_FL|OCFS2_NOATIME_FL|OCFS2_DIRSYNC_FL);
+       if (flags & S_SYNC)
+               oi->ip_attr |= OCFS2_SYNC_FL;
+       if (flags & S_APPEND)
+               oi->ip_attr |= OCFS2_APPEND_FL;
+       if (flags & S_IMMUTABLE)
+               oi->ip_attr |= OCFS2_IMMUTABLE_FL;
+       if (flags & S_NOATIME)
+               oi->ip_attr |= OCFS2_NOATIME_FL;
+       if (flags & S_DIRSYNC)
+               oi->ip_attr |= OCFS2_DIRSYNC_FL;
+}
+
 struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, int flags)
 {
        struct inode *inode = NULL;
@@ -196,7 +214,7 @@ int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
        int status = -EINVAL;
 
        mlog_entry("(0x%p, size:%llu)\n", inode,
-                  (unsigned long long)fe->i_size);
+                  (unsigned long long)le64_to_cpu(fe->i_size));
 
        sb = inode->i_sb;
        osb = OCFS2_SB(sb);
@@ -223,6 +241,7 @@ int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
 
        OCFS2_I(inode)->ip_clusters = le32_to_cpu(fe->i_clusters);
        OCFS2_I(inode)->ip_attr = le32_to_cpu(fe->i_attr);
+       OCFS2_I(inode)->ip_dyn_features = le16_to_cpu(fe->i_dyn_features);
 
        inode->i_version = 1;
        inode->i_generation = le32_to_cpu(fe->i_generation);
@@ -248,7 +267,7 @@ int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
                mlog(ML_ERROR,
                     "ip_blkno %llu != i_blkno %llu!\n",
                     (unsigned long long)OCFS2_I(inode)->ip_blkno,
-                    (unsigned long long)fe->i_blkno);
+                    (unsigned long long)le64_to_cpu(fe->i_blkno));
 
        inode->i_nlink = le16_to_cpu(fe->i_links_count);
 
@@ -301,7 +320,7 @@ int ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
                 * the generation argument to
                 * ocfs2_inode_lock_res_init() will have to change.
                 */
-               BUG_ON(fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL));
+               BUG_ON(le32_to_cpu(fe->i_flags) & OCFS2_SYSTEM_FL);
 
                ocfs2_inode_lock_res_init(&OCFS2_I(inode)->ip_meta_lockres,
                                          OCFS2_LOCK_TYPE_META, 0, inode);
@@ -436,8 +455,9 @@ static int ocfs2_read_locked_inode(struct inode *inode,
        status = -EINVAL;
        fe = (struct ocfs2_dinode *) bh->b_data;
        if (!OCFS2_IS_VALID_DINODE(fe)) {
-               mlog(ML_ERROR, "Invalid dinode #%llu: signature = %.*s\n",
-                    (unsigned long long)fe->i_blkno, 7, fe->i_signature);
+               mlog(0, "Invalid dinode #%llu: signature = %.*s\n",
+                    (unsigned long long)args->fi_blkno, 7,
+                    fe->i_signature);
                goto bail;
        }
 
@@ -494,6 +514,10 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
 
        fe = (struct ocfs2_dinode *) fe_bh->b_data;
 
+       /*
+        * This check will also skip truncate of inodes with inline
+        * data and fast symlinks.
+        */
        if (fe->i_clusters) {
                handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
                if (IS_ERR(handle)) {
@@ -812,8 +836,8 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
                     "Inode %llu (on-disk %llu) not orphaned! "
                     "Disk flags  0x%x, inode flags 0x%x\n",
                     (unsigned long long)oi->ip_blkno,
-                    (unsigned long long)di->i_blkno, di->i_flags,
-                    oi->ip_flags);
+                    (unsigned long long)le64_to_cpu(di->i_blkno),
+                    le32_to_cpu(di->i_flags), oi->ip_flags);
                goto bail;
        }
 
@@ -839,7 +863,7 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
        status = ocfs2_try_open_lock(inode, 1);
        if (status == -EAGAIN) {
                status = 0;
-               mlog(0, "Skipping delete of %llu because it is in use on"
+               mlog(0, "Skipping delete of %llu because it is in use on "
                     "other nodes\n", (unsigned long long)oi->ip_blkno);
                goto bail;
        }
@@ -1106,8 +1130,10 @@ struct buffer_head *ocfs2_bread(struct inode *inode,
                return NULL;
        }
 
+       down_read(&OCFS2_I(inode)->ip_alloc_sem);
        tmperr = ocfs2_extent_map_get_blocks(inode, block, &p_blkno, NULL,
                                             NULL);
+       up_read(&OCFS2_I(inode)->ip_alloc_sem);
        if (tmperr < 0) {
                mlog_errno(tmperr);
                goto fail;
@@ -1197,7 +1223,9 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
 
        spin_lock(&OCFS2_I(inode)->ip_lock);
        fe->i_clusters = cpu_to_le32(OCFS2_I(inode)->ip_clusters);
+       ocfs2_get_inode_flags(OCFS2_I(inode));
        fe->i_attr = cpu_to_le32(OCFS2_I(inode)->ip_attr);
+       fe->i_dyn_features = cpu_to_le16(OCFS2_I(inode)->ip_dyn_features);
        spin_unlock(&OCFS2_I(inode)->ip_lock);
 
        fe->i_size = cpu_to_le64(i_size_read(inode));
@@ -1235,6 +1263,7 @@ void ocfs2_refresh_inode(struct inode *inode,
 
        OCFS2_I(inode)->ip_clusters = le32_to_cpu(fe->i_clusters);
        OCFS2_I(inode)->ip_attr = le32_to_cpu(fe->i_attr);
+       OCFS2_I(inode)->ip_dyn_features = le16_to_cpu(fe->i_dyn_features);
        ocfs2_set_inode_flags(inode);
        i_size_write(inode, le64_to_cpu(fe->i_size));
        inode->i_nlink = le16_to_cpu(fe->i_links_count);