From 2de874d738333b63db870c0990e3b59d1ebd48bd Mon Sep 17 00:00:00 2001
From: green <green>
Date: Fri, 29 Oct 2004 22:46:39 +0000
Subject: [PATCH] b=5094 r=adilger Get rid of EXT3* limiting definitions usage
 in llite

---
 lustre/llite/llite_internal.h |  1 +
 lustre/llite/llite_lib.c      |  1 +
 lustre/llite/namei.c          | 22 +++++-----------------
 3 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h
index b86e05b..6d2fb9c 100644
--- a/lustre/llite/llite_internal.h
+++ b/lustre/llite/llite_internal.h
@@ -60,6 +60,7 @@ struct ll_sb_info {
         struct list_head          ll_pglist;
 
         struct ll_ra_info         ll_ra_info;
+        unsigned int              ll_namelen;
 };
 
 struct ll_readahead_state {
diff --git a/lustre/llite/llite_lib.c b/lustre/llite/llite_lib.c
index b785c87..33d93c2 100644
--- a/lustre/llite/llite_lib.c
+++ b/lustre/llite/llite_lib.c
@@ -127,6 +127,7 @@ int lustre_common_fill_super(struct super_block *sb, char *mdc, char *osc)
         sb->s_blocksize_bits = log2(osfs.os_bsize);
         sb->s_magic = LL_SUPER_MAGIC;
         sb->s_maxbytes = PAGE_CACHE_MAXBYTES;
+        sbi->ll_namelen = osfs.os_namelen;
 
         devno = get_uuid2int(sbi2mdc(sbi)->cl_import->imp_target_uuid.uuid,
                              strlen(sbi2mdc(sbi)->cl_import->imp_target_uuid.uuid));
diff --git a/lustre/llite/namei.c b/lustre/llite/namei.c
index 66083de..549bd06 100644
--- a/lustre/llite/namei.c
+++ b/lustre/llite/namei.c
@@ -365,7 +365,7 @@ static struct dentry *ll_lookup_it(struct inode *parent, struct dentry *dentry,
         int rc;
         ENTRY;
 
-        if (dentry->d_name.len > EXT3_NAME_LEN)
+        if (dentry->d_name.len > ll_i2sbi(parent)->ll_namelen)
                 RETURN(ERR_PTR(-ENAMETOOLONG));
 
         CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,dir=%lu/%u(%p),intent=%s\n",
@@ -527,15 +527,12 @@ static int ll_mknod_raw(struct nameidata *nd, int mode, dev_t rdev)
         struct inode *dir = nd->dentry->d_inode;
         struct ll_sb_info *sbi = ll_i2sbi(dir);
         struct mdc_op_data op_data;
-        int err = -EMLINK;
+        int err;
         ENTRY;
 
         CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,dir=%lu/%u(%p)\n",
                nd->last.len, nd->last.name, dir->i_ino, dir->i_generation, dir);
 
-        if (dir->i_nlink >= EXT3_LINK_MAX)
-                RETURN(err);
-
         mode &= ~current->fs->umask;
 
         switch (mode & S_IFMT) {
@@ -571,16 +568,13 @@ static int ll_mknod(struct inode *dir, struct dentry *dchild, int mode,
         struct inode *inode = NULL;
         struct ll_sb_info *sbi = ll_i2sbi(dir);
         struct mdc_op_data op_data;
-        int err = -EMLINK;
+        int err;
         ENTRY;
 
         CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,dir=%lu/%u(%p)\n",
                dchild->d_name.len, dchild->d_name.name,
                dir->i_ino, dir->i_generation, dir);
 
-        if (dir->i_nlink >= EXT3_LINK_MAX)
-                RETURN(err);
-
         mode &= ~current->fs->umask;
 
         switch (mode & S_IFMT) {
@@ -625,16 +619,13 @@ static int ll_symlink_raw(struct nameidata *nd, const char *tgt)
         struct ptlrpc_request *request = NULL;
         struct ll_sb_info *sbi = ll_i2sbi(dir);
         struct mdc_op_data op_data;
-        int err = -EMLINK;
+        int err;
         ENTRY;
 
         CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,dir=%lu/%u(%p),target=%s\n",
                nd->last.len, nd->last.name, dir->i_ino, dir->i_generation,
                dir, tgt);
 
-        if (dir->i_nlink >= EXT3_LINK_MAX)
-                RETURN(err);
-
         ll_prepare_mdc_op_data(&op_data, dir, NULL, nd->last.name,
                                nd->last.len, 0);
         err = mdc_create(sbi->ll_mdc_exp, &op_data,
@@ -680,14 +671,11 @@ static int ll_mkdir_raw(struct nameidata *nd, int mode)
         struct ptlrpc_request *request = NULL;
         struct ll_sb_info *sbi = ll_i2sbi(dir);
         struct mdc_op_data op_data;
-        int err = -EMLINK;
+        int err;
         ENTRY;
         CDEBUG(D_VFSTRACE, "VFS Op:name=%.*s,dir=%lu/%u(%p)\n",
                nd->last.len, nd->last.name, dir->i_ino, dir->i_generation, dir);
 
-        if (dir->i_nlink >= EXT3_LINK_MAX)
-                RETURN(err);
-
         mode = (mode & (S_IRWXUGO|S_ISVTX) & ~current->fs->umask) | S_IFDIR;
         ll_prepare_mdc_op_data(&op_data, dir, NULL, nd->last.name,
                                nd->last.len, 0);
-- 
1.8.3.1