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Subject[PATCH v8 8/8] nfsd: remove fetch_iversion export operation
Date
Now that the i_version counter is reported in struct kstat, there is no
need for this export operation.

Reviewed-by: NeilBrown <neilb@suse.de>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
fs/nfs/export.c | 7 -------
fs/nfsd/nfsfh.c | 3 ---
include/linux/exportfs.h | 1 -
3 files changed, 11 deletions(-)

diff --git a/fs/nfs/export.c b/fs/nfs/export.c
index 01596f2d0a1e..1a9d5aa51dfb 100644
--- a/fs/nfs/export.c
+++ b/fs/nfs/export.c
@@ -145,17 +145,10 @@ nfs_get_parent(struct dentry *dentry)
return parent;
}

-static u64 nfs_fetch_iversion(struct inode *inode)
-{
- nfs_revalidate_inode(inode, NFS_INO_INVALID_CHANGE);
- return inode_peek_iversion_raw(inode);
-}
-
const struct export_operations nfs_export_ops = {
.encode_fh = nfs_encode_fh,
.fh_to_dentry = nfs_fh_to_dentry,
.get_parent = nfs_get_parent,
- .fetch_iversion = nfs_fetch_iversion,
.flags = EXPORT_OP_NOWCC|EXPORT_OP_NOSUBTREECHK|
EXPORT_OP_CLOSE_BEFORE_UNLINK|EXPORT_OP_REMOTE_FS|
EXPORT_OP_NOATOMIC_ATTR,
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index 3e09129db340..bd450b141ca4 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -778,11 +778,8 @@ u64 nfsd4_change_attribute(struct kstat *stat, struct inode *inode)
{
u64 chattr;

- if (inode->i_sb->s_export_op->fetch_iversion)
- return inode->i_sb->s_export_op->fetch_iversion(inode);
if (stat->result_mask & STATX_CHANGE_COOKIE) {
chattr = stat->change_cookie;
-
if (S_ISREG(inode->i_mode) &&
!(stat->attributes & STATX_ATTR_CHANGE_MONOTONIC)) {
chattr += (u64)stat->ctime.tv_sec << 30;
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index fe848901fcc3..9f4d4bcbf251 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -213,7 +213,6 @@ struct export_operations {
bool write, u32 *device_generation);
int (*commit_blocks)(struct inode *inode, struct iomap *iomaps,
int nr_iomaps, struct iattr *iattr);
- u64 (*fetch_iversion)(struct inode *);
#define EXPORT_OP_NOWCC (0x1) /* don't collect v3 wcc data */
#define EXPORT_OP_NOSUBTREECHK (0x2) /* no subtree checking */
#define EXPORT_OP_CLOSE_BEFORE_UNLINK (0x4) /* close files before unlink */
--
2.37.3
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