From: ntl@pobox.com
To: linux-kernel@vger.kernel.org
Cc: containers@lists.linux-foundation.org,
Oren Laadan <orenl@cs.columbia.edu>,
Dave Hansen <dave@linux.vnet.ibm.com>
Subject: [PATCH 08/10] Add generic '->checkpoint' f_op to ext filesystems
Date: Mon, 28 Feb 2011 17:40:30 -0600 [thread overview]
Message-ID: <1298936432-29607-9-git-send-email-ntl@pobox.com> (raw)
In-Reply-To: <1298936432-29607-1-git-send-email-ntl@pobox.com>
From: Dave Hansen <dave@linux.vnet.ibm.com>
This marks ext[234] as being checkpointable.
Signed-off-by: Dave Hansen <dave@linux.vnet.ibm.com>
Signed-off-by: Oren Laadan <orenl@cs.columbia.edu>
Signed-off-by: Nathan Lynch <ntl@pobox.com>
---
fs/ext2/dir.c | 3 +++
fs/ext2/file.c | 6 ++++++
fs/ext3/dir.c | 3 +++
fs/ext3/file.c | 3 +++
fs/ext4/dir.c | 3 +++
fs/ext4/file.c | 6 ++++++
6 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 2709b34..7aefb74 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -721,4 +721,7 @@ const struct file_operations ext2_dir_operations = {
.compat_ioctl = ext2_compat_ioctl,
#endif
.fsync = ext2_fsync,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif
};
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 49eec94..c8991c8 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -76,6 +76,9 @@ const struct file_operations ext2_file_operations = {
.fsync = ext2_fsync,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif /* CONFIG_CHECKPOINT */
};
#ifdef CONFIG_EXT2_FS_XIP
@@ -91,6 +94,9 @@ const struct file_operations ext2_xip_file_operations = {
.open = dquot_file_open,
.release = ext2_release_file,
.fsync = ext2_fsync,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif /* CONFIG_CHECKPOINT */
};
#endif
diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index e2e72c3..e2f5948 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -48,6 +48,9 @@ const struct file_operations ext3_dir_operations = {
#endif
.fsync = ext3_sync_file, /* BKL held */
.release = ext3_release_dir,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif
};
diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index f55df0e..2cf4ef2 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -68,6 +68,9 @@ const struct file_operations ext3_file_operations = {
.fsync = ext3_sync_file,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif
};
const struct inode_operations ext3_file_inode_operations = {
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index ece76fb..0101873 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -48,6 +48,9 @@ const struct file_operations ext4_dir_operations = {
#endif
.fsync = ext4_sync_file,
.release = ext4_release_dir,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif
};
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 5a5c55d..142dde6 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -86,6 +86,9 @@ 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)
@@ -188,6 +191,9 @@ const struct file_operations ext4_file_operations = {
.fsync = ext4_sync_file,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
+#ifdef CONFIG_CHECKPOINT
+ .checkpoint = generic_file_checkpoint,
+#endif
};
const struct inode_operations ext4_file_inode_operations = {
--
1.7.4
next prev parent reply other threads:[~2011-02-28 23:48 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-28 23:40 [RFC 00/10] container-based checkpoint/restart prototype ntl
2011-02-28 23:40 ` [PATCH 01/10] Make exec_mmap extern ntl
2011-04-03 16:56 ` Serge E. Hallyn
2011-02-28 23:40 ` [PATCH 02/10] Introduce mm_has_pending_aio() helper ntl
2011-03-01 15:40 ` Jeff Moyer
2011-03-01 16:04 ` Nathan Lynch
2011-02-28 23:40 ` [PATCH 03/10] Introduce has_locks_with_owner() helper ntl
2011-04-03 18:55 ` Serge E. Hallyn
2011-02-28 23:40 ` [PATCH 04/10] Introduce vfs_fcntl() helper ntl
2011-04-03 18:57 ` Serge E. Hallyn
2011-02-28 23:40 ` [PATCH 05/10] Core checkpoint/restart support code ntl
2011-04-03 19:03 ` Serge E. Hallyn
2011-04-04 15:00 ` Nathan Lynch
2011-04-04 15:10 ` Serge E. Hallyn
2011-04-04 15:40 ` Nathan Lynch
2011-04-04 16:27 ` Serge E. Hallyn
2011-04-04 17:32 ` Oren Laadan
2011-04-04 21:43 ` Nathan Lynch
2011-04-04 22:03 ` Serge E. Hallyn
2011-04-04 23:42 ` Dan Smith
2011-04-05 2:17 ` Serge E. Hallyn
2011-04-05 19:18 ` Nathan Lynch
2011-04-04 22:29 ` Matt Helsley
2011-04-04 17:41 ` Andrew Morton
2011-04-04 18:51 ` Serge E. Hallyn
2011-04-04 19:42 ` Andrew Morton
2011-04-04 20:29 ` Serge E. Hallyn
2011-04-04 21:55 ` Matt Helsley
2011-04-04 23:15 ` Andrew Morton
2011-04-04 23:16 ` Valdis.Kletnieks
2011-04-04 23:43 ` Matt Helsley
2011-04-04 22:11 ` Serge E. Hallyn
2011-04-04 22:53 ` Serge E. Hallyn
2011-04-04 21:20 ` Nathan Lynch
2011-04-04 21:53 ` Serge E. Hallyn
2011-02-28 23:40 ` [PATCH 06/10] Checkpoint/restart mm support ntl
2011-02-28 23:40 ` [PATCH 07/10] Checkpoint/restart vfs support ntl
2011-02-28 23:40 ` ntl [this message]
2011-02-28 23:40 ` [PATCH 09/10] Add generic '->checkpoint()' f_op to simple char devices ntl
2011-02-28 23:40 ` [PATCH 10/10] x86_32 support for checkpoint/restart ntl
2011-03-01 1:08 ` [RFC 00/10] container-based checkpoint/restart prototype Nathan Lynch
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