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Diffstat (limited to 'fs/ufs/inode.c')
-rw-r--r--fs/ufs/inode.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index dd7c89d8a1c..ff24e4449ec 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -526,6 +526,14 @@ int ufs_prepare_chunk(struct page *page, loff_t pos, unsigned len)
return __block_write_begin(page, pos, len, ufs_getfrag_block);
}
+static void ufs_write_failed(struct address_space *mapping, loff_t to)
+{
+ struct inode *inode = mapping->host;
+
+ if (to > inode->i_size)
+ truncate_pagecache(inode, to, inode->i_size);
+}
+
static int ufs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned flags,
struct page **pagep, void **fsdata)
@@ -534,11 +542,8 @@ static int ufs_write_begin(struct file *file, struct address_space *mapping,
ret = block_write_begin(mapping, pos, len, flags, pagep,
ufs_getfrag_block);
- if (unlikely(ret)) {
- loff_t isize = mapping->host->i_size;
- if (pos + len > isize)
- vmtruncate(mapping->host, isize);
- }
+ if (unlikely(ret))
+ ufs_write_failed(mapping, pos + len);
return ret;
}
@@ -597,8 +602,8 @@ static int ufs1_read_inode(struct inode *inode, struct ufs_inode *ufs_inode)
/*
* Linux now has 32-bit uid and gid, so we can support EFT.
*/
- inode->i_uid = ufs_get_inode_uid(sb, ufs_inode);
- inode->i_gid = ufs_get_inode_gid(sb, ufs_inode);
+ i_uid_write(inode, ufs_get_inode_uid(sb, ufs_inode));
+ i_gid_write(inode, ufs_get_inode_gid(sb, ufs_inode));
inode->i_size = fs64_to_cpu(sb, ufs_inode->ui_size);
inode->i_atime.tv_sec = fs32_to_cpu(sb, ufs_inode->ui_atime.tv_sec);
@@ -645,8 +650,8 @@ static int ufs2_read_inode(struct inode *inode, struct ufs2_inode *ufs2_inode)
/*
* Linux now has 32-bit uid and gid, so we can support EFT.
*/
- inode->i_uid = fs32_to_cpu(sb, ufs2_inode->ui_uid);
- inode->i_gid = fs32_to_cpu(sb, ufs2_inode->ui_gid);
+ i_uid_write(inode, fs32_to_cpu(sb, ufs2_inode->ui_uid));
+ i_gid_write(inode, fs32_to_cpu(sb, ufs2_inode->ui_gid));
inode->i_size = fs64_to_cpu(sb, ufs2_inode->ui_size);
inode->i_atime.tv_sec = fs64_to_cpu(sb, ufs2_inode->ui_atime);
@@ -745,8 +750,8 @@ static void ufs1_update_inode(struct inode *inode, struct ufs_inode *ufs_inode)
ufs_inode->ui_mode = cpu_to_fs16(sb, inode->i_mode);
ufs_inode->ui_nlink = cpu_to_fs16(sb, inode->i_nlink);
- ufs_set_inode_uid(sb, ufs_inode, inode->i_uid);
- ufs_set_inode_gid(sb, ufs_inode, inode->i_gid);
+ ufs_set_inode_uid(sb, ufs_inode, i_uid_read(inode));
+ ufs_set_inode_gid(sb, ufs_inode, i_gid_read(inode));
ufs_inode->ui_size = cpu_to_fs64(sb, inode->i_size);
ufs_inode->ui_atime.tv_sec = cpu_to_fs32(sb, inode->i_atime.tv_sec);
@@ -789,8 +794,8 @@ static void ufs2_update_inode(struct inode *inode, struct ufs2_inode *ufs_inode)
ufs_inode->ui_mode = cpu_to_fs16(sb, inode->i_mode);
ufs_inode->ui_nlink = cpu_to_fs16(sb, inode->i_nlink);
- ufs_inode->ui_uid = cpu_to_fs32(sb, inode->i_uid);
- ufs_inode->ui_gid = cpu_to_fs32(sb, inode->i_gid);
+ ufs_inode->ui_uid = cpu_to_fs32(sb, i_uid_read(inode));
+ ufs_inode->ui_gid = cpu_to_fs32(sb, i_gid_read(inode));
ufs_inode->ui_size = cpu_to_fs64(sb, inode->i_size);
ufs_inode->ui_atime = cpu_to_fs64(sb, inode->i_atime.tv_sec);