* [PATCH v2 30/92] ceph: convert to ctime accessor functions
[not found] ` <20230705190309.579783-1-jlayton@kernel.org>
@ 2023-07-05 19:00 ` Jeff Layton
2023-07-06 10:53 ` Jan Kara
0 siblings, 1 reply; 3+ messages in thread
From: Jeff Layton @ 2023-07-05 19:00 UTC (permalink / raw)
To: Christian Brauner, Xiubo Li, Ilya Dryomov
Cc: Al Viro, Jan Kara, linux-fsdevel, linux-kernel, ceph-devel
In later patches, we're going to change how the inode's ctime field is
used. Switch to using accessor functions instead of raw accesses of
inode->i_ctime.
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
fs/ceph/acl.c | 2 +-
fs/ceph/caps.c | 2 +-
fs/ceph/inode.c | 17 ++++++++++-------
fs/ceph/snap.c | 2 +-
fs/ceph/xattr.c | 2 +-
5 files changed, 14 insertions(+), 11 deletions(-)
diff --git a/fs/ceph/acl.c b/fs/ceph/acl.c
index 6945a938d396..c91b293267d7 100644
--- a/fs/ceph/acl.c
+++ b/fs/ceph/acl.c
@@ -93,7 +93,7 @@ int ceph_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
char *value = NULL;
struct iattr newattrs;
struct inode *inode = d_inode(dentry);
- struct timespec64 old_ctime = inode->i_ctime;
+ struct timespec64 old_ctime = inode_get_ctime(inode);
umode_t new_mode = inode->i_mode, old_mode = inode->i_mode;
if (ceph_snap(inode) != CEPH_NOSNAP) {
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index e2bb0d0072da..09cd6d334604 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1400,7 +1400,7 @@ static void __prep_cap(struct cap_msg_args *arg, struct ceph_cap *cap,
arg->mtime = inode->i_mtime;
arg->atime = inode->i_atime;
- arg->ctime = inode->i_ctime;
+ arg->ctime = inode_get_ctime(inode);
arg->btime = ci->i_btime;
arg->change_attr = inode_peek_iversion_raw(inode);
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 8e5f41d45283..bcdb1a0beccf 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -100,7 +100,7 @@ struct inode *ceph_get_snapdir(struct inode *parent)
inode->i_uid = parent->i_uid;
inode->i_gid = parent->i_gid;
inode->i_mtime = parent->i_mtime;
- inode->i_ctime = parent->i_ctime;
+ inode_set_ctime_to_ts(inode, inode_get_ctime(parent));
inode->i_atime = parent->i_atime;
ci->i_rbytes = 0;
ci->i_btime = ceph_inode(parent)->i_btime;
@@ -688,6 +688,7 @@ void ceph_fill_file_time(struct inode *inode, int issued,
struct timespec64 *mtime, struct timespec64 *atime)
{
struct ceph_inode_info *ci = ceph_inode(inode);
+ struct timespec64 ictime = inode_get_ctime(inode);
int warn = 0;
if (issued & (CEPH_CAP_FILE_EXCL|
@@ -696,11 +697,12 @@ void ceph_fill_file_time(struct inode *inode, int issued,
CEPH_CAP_AUTH_EXCL|
CEPH_CAP_XATTR_EXCL)) {
if (ci->i_version == 0 ||
- timespec64_compare(ctime, &inode->i_ctime) > 0) {
+ timespec64_compare(ctime, &ictime) > 0) {
dout("ctime %lld.%09ld -> %lld.%09ld inc w/ cap\n",
- inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
+ inode_get_ctime(inode).tv_sec,
+ inode_get_ctime(inode).tv_nsec,
ctime->tv_sec, ctime->tv_nsec);
- inode->i_ctime = *ctime;
+ inode_set_ctime_to_ts(inode, *ctime);
}
if (ci->i_version == 0 ||
ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) > 0) {
@@ -738,7 +740,7 @@ void ceph_fill_file_time(struct inode *inode, int issued,
} else {
/* we have no write|excl caps; whatever the MDS says is true */
if (ceph_seq_cmp(time_warp_seq, ci->i_time_warp_seq) >= 0) {
- inode->i_ctime = *ctime;
+ inode_set_ctime_to_ts(inode, *ctime);
inode->i_mtime = *mtime;
inode->i_atime = *atime;
ci->i_time_warp_seq = time_warp_seq;
@@ -2166,7 +2168,8 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
bool only = (ia_valid & (ATTR_SIZE|ATTR_MTIME|ATTR_ATIME|
ATTR_MODE|ATTR_UID|ATTR_GID)) == 0;
dout("setattr %p ctime %lld.%ld -> %lld.%ld (%s)\n", inode,
- inode->i_ctime.tv_sec, inode->i_ctime.tv_nsec,
+ inode_get_ctime(inode).tv_sec,
+ inode_get_ctime(inode).tv_nsec,
attr->ia_ctime.tv_sec, attr->ia_ctime.tv_nsec,
only ? "ctime only" : "ignored");
if (only) {
@@ -2191,7 +2194,7 @@ int __ceph_setattr(struct inode *inode, struct iattr *attr)
if (dirtied) {
inode_dirty_flags = __ceph_mark_dirty_caps(ci, dirtied,
&prealloc_cf);
- inode->i_ctime = attr->ia_ctime;
+ inode_set_ctime_to_ts(inode, attr->ia_ctime);
inode_inc_iversion_raw(inode);
}
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 343d738448dc..c9920ade15f5 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -660,7 +660,7 @@ int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
capsnap->size = i_size_read(inode);
capsnap->mtime = inode->i_mtime;
capsnap->atime = inode->i_atime;
- capsnap->ctime = inode->i_ctime;
+ capsnap->ctime = inode_get_ctime(inode);
capsnap->btime = ci->i_btime;
capsnap->change_attr = inode_peek_iversion_raw(inode);
capsnap->time_warp_seq = ci->i_time_warp_seq;
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 806183959c47..1cbd84cc82a8 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -1238,7 +1238,7 @@ int __ceph_setxattr(struct inode *inode, const char *name,
dirty = __ceph_mark_dirty_caps(ci, CEPH_CAP_XATTR_EXCL,
&prealloc_cf);
ci->i_xattrs.dirty = true;
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
}
spin_unlock(&ci->i_ceph_lock);
--
2.41.0
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