The patch titled
filesystem freeze: remove XFS specific ioctl interfaces for freeze feature
has been added to the -mm tree. Its filename is
filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature.patch
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See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: filesystem freeze: remove XFS specific ioctl interfaces for freeze feature
From: Takashi Sato <t-sato@xxxxxxxxxxxxx>
It removes XFS specific ioctl interfaces and request codes
for freeze feature.
This patch has been supplied by David Chinner.
Signed-off-by: Dave Chinner <dgc@xxxxxxx>
Signed-off-by: Takashi Sato <t-sato@xxxxxxxxxxxxx>
Cc: Dave Chinner <david@xxxxxxxxxxxxx>
Cc: <xfs-masters@xxxxxxxxxxx>
Cc: <linux-ext4@xxxxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Dave Kleikamp <shaggy@xxxxxxxxxxxxxx>
Cc: Alasdair G Kergon <agk@xxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/xfs/linux-2.6/xfs_ioctl.c | 15 ---------------
fs/xfs/linux-2.6/xfs_ioctl32.c | 2 --
fs/xfs/xfs_fs.h | 4 ++--
3 files changed, 2 insertions(+), 19 deletions(-)
diff -puN fs/xfs/linux-2.6/xfs_ioctl.c~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature fs/xfs/linux-2.6/xfs_ioctl.c
--- a/fs/xfs/linux-2.6/xfs_ioctl.c~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature
+++ a/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -1529,21 +1529,6 @@ xfs_ioctl(
return -error;
}
- case XFS_IOC_FREEZE:
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
-
- if (inode->i_sb->s_frozen == SB_UNFROZEN)
- freeze_bdev(inode->i_sb->s_bdev);
- return 0;
-
- case XFS_IOC_THAW:
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
- if (inode->i_sb->s_frozen != SB_UNFROZEN)
- thaw_bdev(inode->i_sb->s_bdev, inode->i_sb);
- return 0;
-
case XFS_IOC_GOINGDOWN: {
__uint32_t in;
diff -puN fs/xfs/linux-2.6/xfs_ioctl32.c~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature fs/xfs/linux-2.6/xfs_ioctl32.c
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature
+++ a/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -398,8 +398,6 @@ xfs_compat_ioctl(
case XFS_IOC_FSGROWFSDATA:
case XFS_IOC_FSGROWFSLOG:
case XFS_IOC_FSGROWFSRT:
- case XFS_IOC_FREEZE:
- case XFS_IOC_THAW:
case XFS_IOC_GOINGDOWN:
case XFS_IOC_ERROR_INJECTION:
case XFS_IOC_ERROR_CLEARALL:
diff -puN fs/xfs/xfs_fs.h~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature fs/xfs/xfs_fs.h
--- a/fs/xfs/xfs_fs.h~filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature
+++ a/fs/xfs/xfs_fs.h
@@ -477,8 +477,8 @@ typedef struct xfs_handle {
#define XFS_IOC_ERROR_INJECTION _IOW ('X', 116, struct xfs_error_injection)
#define XFS_IOC_ERROR_CLEARALL _IOW ('X', 117, struct xfs_error_injection)
/* XFS_IOC_ATTRCTL_BY_HANDLE -- deprecated 118 */
-#define XFS_IOC_FREEZE _IOWR('X', 119, int)
-#define XFS_IOC_THAW _IOWR('X', 120, int)
+/* XFS_IOC_FREEZE -- FIFREEZE 119 */
+/* XFS_IOC_THAW -- FITHAW 120 */
#define XFS_IOC_FSSETDM_BY_HANDLE _IOW ('X', 121, struct xfs_fsop_setdm_handlereq)
#define XFS_IOC_ATTRLIST_BY_HANDLE _IOW ('X', 122, struct xfs_fsop_attrlist_handlereq)
#define XFS_IOC_ATTRMULTI_BY_HANDLE _IOW ('X', 123, struct xfs_fsop_attrmulti_handlereq)
_
Patches currently in -mm which might be from t-sato@xxxxxxxxxxxxx are
filesystem-freeze-add-error-handling-of-write_super_lockfs-unlockfs.patch
filesystem-freeze-implement-generic-freeze-feature.patch
filesystem-freeze-remove-xfs-specific-ioctl-interfaces-for-freeze-feature.patch
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