Merge commit 'v2.6.32' into reiserfs/kill-bkl

Merge-reason: The tree was based 2.6.31. It's better to be up to date
with 2.6.32. Although no conflicting changes were made in between,
it gives benchmarking results closer to the lastest kernel behaviour.

1 files changed, 37 insertions, 46 deletions

diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index f8bd20baf99..247436c10de 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -12,7 +12,6 @@
 #include <linux/completion.h>
 #include <linux/buffer_head.h>
 #include <linux/namei.h>
-#include <linux/utsname.h>
 #include <linux/mm.h>
 #include <linux/xattr.h>
 #include <linux/posix_acl.h>
@@ -26,8 +25,7 @@
 #include "acl.h"
 #include "bmap.h"
 #include "dir.h"
-#include "eaops.h"
-#include "eattr.h"
+#include "xattr.h"
 #include "glock.h"
 #include "inode.h"
 #include "meta_io.h"
@@ -349,7 +347,7 @@ static int gfs2_unlink(struct inode *dir, struct dentry *dentry)
 
 	error = gfs2_trans_begin(sdp, 2*RES_DINODE + RES_LEAF + RES_RG_BIT, 0);
 	if (error)
-		goto out_rgrp;
+		goto out_gunlock;
 
 	error = gfs2_dir_del(dip, &dentry->d_name);
         if (error)
@@ -1302,60 +1300,53 @@ static int gfs2_setxattr(struct dentry *dentry, const char *name,
 			 const void *data, size_t size, int flags)
 {
 	struct inode *inode = dentry->d_inode;
-	struct gfs2_ea_request er;
-
-	memset(&er, 0, sizeof(struct gfs2_ea_request));
-	er.er_type = gfs2_ea_name2type(name, &er.er_name);
-	if (er.er_type == GFS2_EATYPE_UNUSED)
-		return -EOPNOTSUPP;
-	er.er_data = (char *)data;
-	er.er_name_len = strlen(er.er_name);
-	er.er_data_len = size;
-	er.er_flags = flags;
-
-	gfs2_assert_warn(GFS2_SB(inode), !(er.er_flags & GFS2_ERF_MODE));
+	struct gfs2_inode *ip = GFS2_I(inode);
+	struct gfs2_holder gh;
+	int ret;
 
-	return gfs2_ea_set(GFS2_I(inode), &er);
+	gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
+	ret = gfs2_glock_nq(&gh);
+	if (ret == 0) {
+		ret = generic_setxattr(dentry, name, data, size, flags);
+		gfs2_glock_dq(&gh);
+	}
+	gfs2_holder_uninit(&gh);
+	return ret;
 }
 
 static ssize_t gfs2_getxattr(struct dentry *dentry, const char *name,
 			     void *data, size_t size)
 {
-	struct gfs2_ea_request er;
-
-	memset(&er, 0, sizeof(struct gfs2_ea_request));
-	er.er_type = gfs2_ea_name2type(name, &er.er_name);
-	if (er.er_type == GFS2_EATYPE_UNUSED)
-		return -EOPNOTSUPP;
-	er.er_data = data;
-	er.er_name_len = strlen(er.er_name);
-	er.er_data_len = size;
-
-	return gfs2_ea_get(GFS2_I(dentry->d_inode), &er);
-}
-
-static ssize_t gfs2_listxattr(struct dentry *dentry, char *buffer, size_t size)
-{
-	struct gfs2_ea_request er;
-
-	memset(&er, 0, sizeof(struct gfs2_ea_request));
-	er.er_data = (size) ? buffer : NULL;
-	er.er_data_len = size;
+	struct inode *inode = dentry->d_inode;
+	struct gfs2_inode *ip = GFS2_I(inode);
+	struct gfs2_holder gh;
+	int ret;
 
-	return gfs2_ea_list(GFS2_I(dentry->d_inode), &er);
+	gfs2_holder_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &gh);
+	ret = gfs2_glock_nq(&gh);
+	if (ret == 0) {
+		ret = generic_getxattr(dentry, name, data, size);
+		gfs2_glock_dq(&gh);
+	}
+	gfs2_holder_uninit(&gh);
+	return ret;
 }
 
 static int gfs2_removexattr(struct dentry *dentry, const char *name)
 {
-	struct gfs2_ea_request er;
-
-	memset(&er, 0, sizeof(struct gfs2_ea_request));
-	er.er_type = gfs2_ea_name2type(name, &er.er_name);
-	if (er.er_type == GFS2_EATYPE_UNUSED)
-		return -EOPNOTSUPP;
-	er.er_name_len = strlen(er.er_name);
+	struct inode *inode = dentry->d_inode;
+	struct gfs2_inode *ip = GFS2_I(inode);
+	struct gfs2_holder gh;
+	int ret;
 
-	return gfs2_ea_remove(GFS2_I(dentry->d_inode), &er);
+	gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
+	ret = gfs2_glock_nq(&gh);
+	if (ret == 0) {
+		ret = generic_removexattr(dentry, name);
+		gfs2_glock_dq(&gh);
+	}
+	gfs2_holder_uninit(&gh);
+	return ret;
 }
 
 static int gfs2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,