LU-6698 kernel: kernel update RHEL 6.6 [2.6.32-504.23.4.el6]

[fs/lustre-release.git] / lustre / osd-ldiskfs / osd_iam_lvar.c

diff --git a/lustre/osd-ldiskfs/osd_iam_lvar.c b/lustre/osd-ldiskfs/osd_iam_lvar.c
index ef53adf..0092a8e 100644 (file)
--- a/lustre/osd-ldiskfs/osd_iam_lvar.c
+++ b/lustre/osd-ldiskfs/osd_iam_lvar.c
@@ -27,7 +27,7 @@
  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -200,14 +200,14 @@ static __u32 hash_build0(const char *name, int namelen)
                 struct ldiskfs_dx_hash_info hinfo;
 
                 hinfo.hash_version = LDISKFS_DX_HASH_TEA;
-                hinfo.seed = 0;
+               hinfo.seed = NULL;
                 ldiskfsfs_dirhash(name, namelen, &hinfo);
                 result = hinfo.hash;
                 if (LVAR_HASH_SANDWICH) {
                         __u32 result2;
 
                         hinfo.hash_version = LDISKFS_DX_HASH_TEA;
-                        hinfo.seed = 0;
+                       hinfo.seed = NULL;
                         ldiskfsfs_dirhash(name, namelen, &hinfo);
                         result2 = hinfo.hash;
                         result = (0xfc000000 & result2) | (0x03ffffff & result);
@@ -289,11 +289,11 @@ static struct lvar_leaf_entry *n_cur(const struct iam_leaf *l)
 
 void n_print(const struct iam_leaf *l)
 {
-        struct lvar_leaf_entry *scan;
+       struct lvar_leaf_entry *scan;
 
-        printk(CFS_KERN_EMERG "used: %d\n", h_used(n_head(l)));
-        for (scan = n_start(l); scan < n_end(l); scan = e_next(l, scan))
-                e_print(scan);
+       printk(KERN_EMERG "used: %d\n", h_used(n_head(l)));
+       for (scan = n_start(l); scan < n_end(l); scan = e_next(l, scan))
+               e_print(scan);
 }
 
 #if LDISKFS_CORRECTNESS_ON
@@ -399,7 +399,7 @@ static int lvar_init(struct iam_leaf *l)
 
         head = n_head(l);
         used = h_used(head);
-        if (head->vlh_magic == le16_to_cpu(IAM_LVAR_LEAF_MAGIC) &&
+       if (le16_to_cpu(head->vlh_magic) == IAM_LVAR_LEAF_MAGIC &&
             used <= blocksize(l)) {
                 l->il_at = l->il_entries = lvar_lentry(n_start(l));
                 result = 0;
@@ -407,12 +407,12 @@ static int lvar_init(struct iam_leaf *l)
                 struct inode *obj;
 
                 obj = iam_leaf_container(l)->ic_object;
-                CERROR("Wrong magic in node %llu (#%lu): %#x != %#x or "
-                       "wrong used: %d",
-                       (unsigned long long)l->il_bh->b_blocknr, obj->i_ino,
-                       head->vlh_magic, le16_to_cpu(IAM_LVAR_LEAF_MAGIC),
-                       used);
-                result = -EIO;
+               CERROR("Wrong magic in node %llu (#%lu): %#x != %#x or "
+                      "wrong used: %d\n",
+                      (unsigned long long)l->il_bh->b_blocknr, obj->i_ino,
+                      le16_to_cpu(head->vlh_magic), IAM_LVAR_LEAF_MAGIC,
+                      used);
+               result = -EIO;
         }
         return result;
 }
@@ -422,7 +422,7 @@ static void lvar_fini(struct iam_leaf *l)
         l->il_entries = l->il_at = NULL;
 }
 
-struct iam_rec *lvar_rec(const struct iam_leaf *l)
+static struct iam_rec *lvar_rec(const struct iam_leaf *l)
 {
         assert_corr(n_at_rec(l));
         return e_rec(n_cur(l));
@@ -862,7 +862,7 @@ static int lvar_node_check(struct iam_path *path, struct iam_frame *frame)
                 struct lvar_root *root;
 
                 root = (void *)frame->bh->b_data;
-                if (le64_to_cpu(root->vr_magic) != IAM_LVAR_ROOT_MAGIC)
+               if (le32_to_cpu(root->vr_magic) != IAM_LVAR_ROOT_MAGIC)
                         return -EIO;
                 limit_correct = dx_root_limit(path);
         } else
@@ -1010,22 +1010,23 @@ int iam_lvar_create(struct inode *obj,
         struct super_block *sb;
 
         u32 blknr;
-        int result;
+        int result = 0;
         unsigned long bsize;
 
         assert_corr(obj->i_size == 0);
 
         sb = obj->i_sb;
         bsize = sb->s_blocksize;
-        root_node = ldiskfs_append(handle, obj, &blknr, &result);
-        leaf_node = ldiskfs_append(handle, obj, &blknr, &result);
+        root_node = osd_ldiskfs_append(handle, obj, &blknr, &result);
+        leaf_node = osd_ldiskfs_append(handle, obj, &blknr, &result);
         if (root_node != NULL && leaf_node != NULL) {
                 lvar_root(root_node->b_data, bsize, keysize, ptrsize, recsize);
                 lvar_leaf(leaf_node->b_data, bsize, keysize, ptrsize, recsize);
                 ldiskfs_mark_inode_dirty(handle, obj);
-                result = ldiskfs_journal_dirty_metadata(handle, root_node);
-                if (result == 0)
-                        result = ldiskfs_journal_dirty_metadata(handle, leaf_node);
+               result = ldiskfs_handle_dirty_metadata(handle, NULL, root_node);
+               if (result == 0)
+                       result = ldiskfs_handle_dirty_metadata(handle, NULL,
+                                                              leaf_node);
                 if (result != 0)
                         ldiskfs_std_error(sb, result);
         }
@@ -1033,7 +1034,6 @@ int iam_lvar_create(struct inode *obj,
         brelse(root_node);
         return result;
 }
-EXPORT_SYMBOL(iam_lvar_create);
 
 static struct iam_operations lvar_ops = {
         .id_root_ptr    = lvar_root_ptr,
@@ -1059,7 +1059,7 @@ static int lvar_guess(struct iam_container *c)
         result = iam_node_read(c, lvar_root_ptr(c), NULL, &bh);
         if (result == 0) {
                 root = (void *)bh->b_data;
-                if (le64_to_cpu(root->vr_magic) == IAM_LVAR_ROOT_MAGIC) {
+               if (le32_to_cpu(root->vr_magic) == IAM_LVAR_ROOT_MAGIC) {
                         struct iam_descr *descr;
 
                         descr = c->ic_descr;