From: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx>
This marks ext[234] as being checkpointable. There will be many
more to do this to, but this is a start.
Changelog[ckpt-v19-rc3]:
- Rebase to kernel 2.6.33 (ext2)
Changelog[v1]:
- [Serge Hallyn] Use filemap_checkpoint() in ext4_file_vm_ops
Signed-off-by: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Oren Laadan <orenl@xxxxxxxxxxxxxxx>
Acked-by: Serge E. Hallyn <serue@xxxxxxxxxx>
Tested-by: Serge E. Hallyn <serue@xxxxxxxxxx>
---
fs/ext2/dir.c | 1 +
fs/ext2/file.c | 2 ++
fs/ext3/dir.c | 1 +
fs/ext3/file.c | 1 +
fs/ext4/dir.c | 1 +
fs/ext4/file.c | 4 ++++
6 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 7516957..84c17f9 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -722,4 +722,5 @@ const struct file_operations ext2_dir_operations = {
.compat_ioctl = ext2_compat_ioctl,
#endif
.fsync = ext2_fsync,
+ .checkpoint = generic_file_checkpoint,
};
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 586e358..b38d7b9 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -75,6 +75,7 @@ const struct file_operations ext2_file_operations = {
.fsync = ext2_fsync,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+ .checkpoint = generic_file_checkpoint,
};
#ifdef CONFIG_EXT2_FS_XIP
@@ -90,6 +91,7 @@ const struct file_operations ext2_xip_file_operations = {
.open = generic_file_open,
.release = ext2_release_file,
.fsync = ext2_fsync,
+ .checkpoint = generic_file_checkpoint,
};
#endif
diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index 373fa90..65f98af 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -48,6 +48,7 @@ const struct file_operations ext3_dir_operations = {
#endif
.fsync = ext3_sync_file, /* BKL held */
.release = ext3_release_dir,
+ .checkpoint = generic_file_checkpoint,
};
diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index 388bbdf..bcd9b88 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -67,6 +67,7 @@ const struct file_operations ext3_file_operations = {
.fsync = ext3_sync_file,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+ .checkpoint = generic_file_checkpoint,
};
const struct inode_operations ext3_file_inode_operations = {
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 9dc9316..f69404c 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -48,6 +48,7 @@ const struct file_operations ext4_dir_operations = {
#endif
.fsync = ext4_sync_file,
.release = ext4_release_dir,
+ .checkpoint = generic_file_checkpoint,
};
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 9630583..93a129b 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -84,6 +84,9 @@ ext4_file_write(struct kiocb *iocb, const struct iovec *iov,
static const struct vm_operations_struct ext4_file_vm_ops = {
.fault = filemap_fault,
.page_mkwrite = ext4_page_mkwrite,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = filemap_checkpoint,
+#endif
};
static int ext4_file_mmap(struct file *file, struct vm_area_struct *vma)
@@ -146,6 +149,7 @@ const struct file_operations ext4_file_operations = {
.fsync = ext4_sync_file,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+ .checkpoint = generic_file_checkpoint,
};
const struct inode_operations ext4_file_inode_operations = {
--
1.6.3.3
--
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