X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fjffs2%2Ffs.c;h=d2e06f7ea96fdff2eac4a3c683c026e5c5d9fac6;hb=dff244af014144e4ac87dfc5b6e450dc8832710e;hp=4780f82825d6fc3bbea2562b0ab245c40088625f;hpb=b2f71bade430d468398167d696731bf770de2db8;p=linux-2.6-omap-h63xx.git

diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index 4780f82825d..d2e06f7ea96 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -1,14 +1,12 @@
 /*
  * JFFS2 -- Journalling Flash File System, Version 2.
  *
- * Copyright (C) 2001-2003 Red Hat, Inc.
+ * Copyright © 2001-2007 Red Hat, Inc.
  *
  * Created by David Woodhouse <dwmw2@infradead.org>
  *
  * For licensing information, see the file 'LICENCE' in this directory.
  *
- * $Id: fs.c,v 1.66 2005/09/27 13:17:29 dedekind Exp $
- *
  */
 
 #include <linux/capability.h>
@@ -26,7 +24,7 @@
 
 static int jffs2_flash_setup(struct jffs2_sb_info *c);
 
-static int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
+int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
 {
 	struct jffs2_full_dnode *old_metadata, *new_metadata;
 	struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
@@ -38,10 +36,8 @@ static int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
 	unsigned int ivalid;
 	uint32_t alloclen;
 	int ret;
+
 	D1(printk(KERN_DEBUG "jffs2_setattr(): ino #%lu\n", inode->i_ino));
-	ret = inode_change_ok(inode, iattr);
-	if (ret)
-		return ret;
 
 	/* Special cases - we don't want more than one data node
 	   for these types on the medium at any time. So setattr
@@ -185,9 +181,14 @@ int jffs2_setattr(struct dentry *dentry, struct iattr *iattr)
 {
 	int rc;
 
+	rc = inode_change_ok(dentry->d_inode, iattr);
+	if (rc)
+		return rc;
+
 	rc = jffs2_do_setattr(dentry->d_inode, iattr);
 	if (!rc && (iattr->ia_valid & ATTR_MODE))
 		rc = jffs2_acl_chmod(dentry->d_inode);
+
 	return rc;
 }
 
@@ -263,7 +264,6 @@ void jffs2_read_inode (struct inode *inode)
 
 	inode->i_nlink = f->inocache->nlink;
 
-	inode->i_blksize = PAGE_SIZE;
 	inode->i_blocks = (inode->i_size + 511) >> 9;
 
 	switch (inode->i_mode & S_IFMT) {
@@ -278,13 +278,13 @@ void jffs2_read_inode (struct inode *inode)
 
 		for (fd=f->dents; fd; fd = fd->next) {
 			if (fd->type == DT_DIR && fd->ino)
-				inode->i_nlink++;
+				inc_nlink(inode);
 		}
 		/* and '..' */
-		inode->i_nlink++;
+		inc_nlink(inode);
 		/* Root dir gets i_nlink 3 for some reason */
 		if (inode->i_ino == 1)
-			inode->i_nlink++;
+			inc_nlink(inode);
 
 		inode->i_op = &jffs2_dir_inode_operations;
 		inode->i_fop = &jffs2_dir_operations;
@@ -434,7 +434,15 @@ struct inode *jffs2_new_inode (struct inode *dir_i, int mode, struct jffs2_raw_i
 	} else {
 		ri->gid = cpu_to_je16(current->fsgid);
 	}
-	ri->mode =  cpu_to_jemode(mode);
+
+	/* POSIX ACLs have to be processed now, at least partly.
+	   The umask is only applied if there's no default ACL */
+	ret = jffs2_init_acl_pre(dir_i, inode, &mode);
+	if (ret) {
+	    make_bad_inode(inode);
+	    iput(inode);
+	    return ERR_PTR(ret);
+	}
 	ret = jffs2_do_new_inode (c, f, mode, ri);
 	if (ret) {
 		make_bad_inode(inode);
@@ -449,7 +457,6 @@ struct inode *jffs2_new_inode (struct inode *dir_i, int mode, struct jffs2_raw_i
 	inode->i_atime = inode->i_ctime = inode->i_mtime = CURRENT_TIME_SEC;
 	ri->atime = ri->mtime = ri->ctime = cpu_to_je32(I_SEC(inode->i_mtime));
 
-	inode->i_blksize = PAGE_SIZE;
 	inode->i_blocks = 0;
 	inode->i_size = 0;
 
@@ -504,12 +511,11 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
 	if (ret)
 		return ret;
 
-	c->inocache_list = kmalloc(INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *), GFP_KERNEL);
+	c->inocache_list = kcalloc(INOCACHE_HASHSIZE, sizeof(struct jffs2_inode_cache *), GFP_KERNEL);
 	if (!c->inocache_list) {
 		ret = -ENOMEM;
 		goto out_wbuf;
 	}
-	memset(c->inocache_list, 0, INOCACHE_HASHSIZE * sizeof(struct jffs2_inode_cache *));
 
 	jffs2_init_xattr_subsystem(c);
 
@@ -632,7 +638,7 @@ unsigned char *jffs2_gc_fetch_page(struct jffs2_sb_info *c,
 	struct inode *inode = OFNI_EDONI_2SFFJ(f);
 	struct page *pg;
 
-	pg = read_cache_page(inode->i_mapping, offset >> PAGE_CACHE_SHIFT,
+	pg = read_cache_page_async(inode->i_mapping, offset >> PAGE_CACHE_SHIFT,
 			     (void *)jffs2_do_readpage_unlock, inode);
 	if (IS_ERR(pg))
 		return (void *)pg;
@@ -675,6 +681,13 @@ static int jffs2_flash_setup(struct jffs2_sb_info *c) {
 			return ret;
 	}
 
+	/* and an UBI volume */
+	if (jffs2_ubivol(c)) {
+		ret = jffs2_ubivol_setup(c);
+		if (ret)
+			return ret;
+	}
+
 	return ret;
 }
 
@@ -693,4 +706,9 @@ void jffs2_flash_cleanup(struct jffs2_sb_info *c) {
 	if (jffs2_nor_wbuf_flash(c)) {
 		jffs2_nor_wbuf_flash_cleanup(c);
 	}
+
+	/* and an UBI volume */
+	if (jffs2_ubivol(c)) {
+		jffs2_ubivol_cleanup(c);
+	}
 }