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-rw-r--r--fs/gfs2/acl.c4
-rw-r--r--fs/gfs2/acl.h2
-rw-r--r--fs/gfs2/bmap.c2
-rw-r--r--fs/gfs2/file.c19
-rw-r--r--fs/gfs2/inode.c35
-rw-r--r--fs/gfs2/inode.h2
6 files changed, 36 insertions, 28 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index cbc0715..8ef1079 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -75,12 +75,12 @@ static struct posix_acl *gfs2_acl_get(struct gfs2_inode *ip, int type)
* Returns: errno
*/
-int gfs2_check_acl(struct inode *inode, int mask, unsigned int flags)
+int gfs2_check_acl(struct inode *inode, int mask)
{
struct posix_acl *acl;
int error;
- if (flags & IPERM_FLAG_RCU) {
+ if (mask & MAY_NOT_BLOCK) {
if (!negative_cached_acl(inode, ACL_TYPE_ACCESS))
return -ECHILD;
return -EAGAIN;
diff --git a/fs/gfs2/acl.h b/fs/gfs2/acl.h
index a93907c..b522b0c 100644
--- a/fs/gfs2/acl.h
+++ b/fs/gfs2/acl.h
@@ -16,7 +16,7 @@
#define GFS2_POSIX_ACL_DEFAULT "posix_acl_default"
#define GFS2_ACL_MAX_ENTRIES 25
-extern int gfs2_check_acl(struct inode *inode, int mask, unsigned int);
+extern int gfs2_check_acl(struct inode *inode, int mask);
extern int gfs2_acl_create(struct gfs2_inode *dip, struct inode *inode);
extern int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr);
extern const struct xattr_handler gfs2_xattr_system_handler;
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 42e477f..7878c47 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1216,6 +1216,8 @@ int gfs2_setattr_size(struct inode *inode, u64 newsize)
if (ret)
return ret;
+ inode_dio_wait(inode);
+
oldsize = inode->i_size;
if (newsize >= oldsize)
return do_grow(inode, newsize);
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index bc2590e..edeb9e8 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -245,7 +245,7 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
!capable(CAP_LINUX_IMMUTABLE))
goto out;
if (!IS_IMMUTABLE(inode)) {
- error = gfs2_permission(inode, MAY_WRITE, 0);
+ error = gfs2_permission(inode, MAY_WRITE);
if (error)
goto out;
}
@@ -546,7 +546,9 @@ static int gfs2_close(struct inode *inode, struct file *file)
/**
* gfs2_fsync - sync the dirty data for a file (across the cluster)
- * @file: the file that points to the dentry (we ignore this)
+ * @file: the file that points to the dentry
+ * @start: the start position in the file to sync
+ * @end: the end position in the file to sync
* @datasync: set if we can ignore timestamp changes
*
* The VFS will flush data for us. We only need to worry
@@ -555,23 +557,32 @@ static int gfs2_close(struct inode *inode, struct file *file)
* Returns: errno
*/
-static int gfs2_fsync(struct file *file, int datasync)
+static int gfs2_fsync(struct file *file, loff_t start, loff_t end,
+ int datasync)
{
struct inode *inode = file->f_mapping->host;
int sync_state = inode->i_state & (I_DIRTY_SYNC|I_DIRTY_DATASYNC);
struct gfs2_inode *ip = GFS2_I(inode);
int ret;
+ ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (ret)
+ return ret;
+ mutex_lock(&inode->i_mutex);
+
if (datasync)
sync_state &= ~I_DIRTY_SYNC;
if (sync_state) {
ret = sync_inode_metadata(inode, 1);
- if (ret)
+ if (ret) {
+ mutex_unlock(&inode->i_mutex);
return ret;
+ }
gfs2_ail_flush(ip->i_gl);
}
+ mutex_unlock(&inode->i_mutex);
return 0;
}
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 03e0c52..0fb51a9 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -307,7 +307,7 @@ struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
}
if (!is_root) {
- error = gfs2_permission(dir, MAY_EXEC, 0);
+ error = gfs2_permission(dir, MAY_EXEC);
if (error)
goto out;
}
@@ -337,7 +337,7 @@ static int create_ok(struct gfs2_inode *dip, const struct qstr *name,
{
int error;
- error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC, 0);
+ error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC);
if (error)
return error;
@@ -792,13 +792,8 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry,
static struct dentry *gfs2_lookup(struct inode *dir, struct dentry *dentry,
struct nameidata *nd)
{
- struct inode *inode = NULL;
-
- inode = gfs2_lookupi(dir, &dentry->d_name, 0);
- if (inode && IS_ERR(inode))
- return ERR_CAST(inode);
-
- if (inode) {
+ struct inode *inode = gfs2_lookupi(dir, &dentry->d_name, 0);
+ if (inode && !IS_ERR(inode)) {
struct gfs2_glock *gl = GFS2_I(inode)->i_gl;
struct gfs2_holder gh;
int error;
@@ -808,11 +803,8 @@ static struct dentry *gfs2_lookup(struct inode *dir, struct dentry *dentry,
return ERR_PTR(error);
}
gfs2_glock_dq_uninit(&gh);
- return d_splice_alias(inode, dentry);
}
- d_add(dentry, inode);
-
- return NULL;
+ return d_splice_alias(inode, dentry);
}
/**
@@ -857,7 +849,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
if (inode->i_nlink == 0)
goto out_gunlock;
- error = gfs2_permission(dir, MAY_WRITE | MAY_EXEC, 0);
+ error = gfs2_permission(dir, MAY_WRITE | MAY_EXEC);
if (error)
goto out_gunlock;
@@ -990,7 +982,7 @@ static int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
if (IS_APPEND(&dip->i_inode))
return -EPERM;
- error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC, 0);
+ error = gfs2_permission(&dip->i_inode, MAY_WRITE | MAY_EXEC);
if (error)
return error;
@@ -1336,7 +1328,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
}
}
} else {
- error = gfs2_permission(ndir, MAY_WRITE | MAY_EXEC, 0);
+ error = gfs2_permission(ndir, MAY_WRITE | MAY_EXEC);
if (error)
goto out_gunlock;
@@ -1371,7 +1363,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
/* Check out the dir to be renamed */
if (dir_rename) {
- error = gfs2_permission(odentry->d_inode, MAY_WRITE, 0);
+ error = gfs2_permission(odentry->d_inode, MAY_WRITE);
if (error)
goto out_gunlock;
}
@@ -1543,7 +1535,7 @@ static void gfs2_put_link(struct dentry *dentry, struct nameidata *nd, void *p)
* Returns: errno
*/
-int gfs2_permission(struct inode *inode, int mask, unsigned int flags)
+int gfs2_permission(struct inode *inode, int mask)
{
struct gfs2_inode *ip;
struct gfs2_holder i_gh;
@@ -1553,7 +1545,7 @@ int gfs2_permission(struct inode *inode, int mask, unsigned int flags)
ip = GFS2_I(inode);
if (gfs2_glock_is_locked_by_me(ip->i_gl) == NULL) {
- if (flags & IPERM_FLAG_RCU)
+ if (mask & MAY_NOT_BLOCK)
return -ECHILD;
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
if (error)
@@ -1564,7 +1556,7 @@ int gfs2_permission(struct inode *inode, int mask, unsigned int flags)
if ((mask & MAY_WRITE) && IS_IMMUTABLE(inode))
error = -EACCES;
else
- error = generic_permission(inode, mask, flags, gfs2_check_acl);
+ error = generic_permission(inode, mask);
if (unlock)
gfs2_glock_dq_uninit(&i_gh);
@@ -1854,6 +1846,7 @@ const struct inode_operations gfs2_file_iops = {
.listxattr = gfs2_listxattr,
.removexattr = gfs2_removexattr,
.fiemap = gfs2_fiemap,
+ .check_acl = gfs2_check_acl,
};
const struct inode_operations gfs2_dir_iops = {
@@ -1874,6 +1867,7 @@ const struct inode_operations gfs2_dir_iops = {
.listxattr = gfs2_listxattr,
.removexattr = gfs2_removexattr,
.fiemap = gfs2_fiemap,
+ .check_acl = gfs2_check_acl,
};
const struct inode_operations gfs2_symlink_iops = {
@@ -1888,5 +1882,6 @@ const struct inode_operations gfs2_symlink_iops = {
.listxattr = gfs2_listxattr,
.removexattr = gfs2_removexattr,
.fiemap = gfs2_fiemap,
+ .check_acl = gfs2_check_acl,
};
diff --git a/fs/gfs2/inode.h b/fs/gfs2/inode.h
index 3160607..8d90e0c 100644
--- a/fs/gfs2/inode.h
+++ b/fs/gfs2/inode.h
@@ -108,7 +108,7 @@ extern int gfs2_inode_refresh(struct gfs2_inode *ip);
extern struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
int is_root);
-extern int gfs2_permission(struct inode *inode, int mask, unsigned int flags);
+extern int gfs2_permission(struct inode *inode, int mask);
extern int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr);
extern struct inode *gfs2_lookup_simple(struct inode *dip, const char *name);
extern void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf);
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