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-rw-r--r--fs/ocfs2/file.c85
1 files changed, 33 insertions, 52 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 4e7b0dc22450..000c234d7bbd 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -253,7 +253,7 @@ int ocfs2_should_update_atime(struct inode *inode,
return 0;
}
- now = CURRENT_TIME;
+ now = current_time(inode);
if ((now.tv_sec - inode->i_atime.tv_sec <= osb->s_atime_quantum))
return 0;
else
@@ -287,7 +287,7 @@ int ocfs2_update_inode_atime(struct inode *inode,
* have i_mutex to guard against concurrent changes to other
* inode fields.
*/
- inode->i_atime = CURRENT_TIME;
+ inode->i_atime = current_time(inode);
di->i_atime = cpu_to_le64(inode->i_atime.tv_sec);
di->i_atime_nsec = cpu_to_le32(inode->i_atime.tv_nsec);
ocfs2_update_inode_fsync_trans(handle, inode, 0);
@@ -308,7 +308,7 @@ int ocfs2_set_inode_size(handle_t *handle,
i_size_write(inode, new_i_size);
inode->i_blocks = ocfs2_inode_sector_count(inode);
- inode->i_ctime = inode->i_mtime = CURRENT_TIME;
+ inode->i_ctime = inode->i_mtime = current_time(inode);
status = ocfs2_mark_inode_dirty(handle, inode, fe_bh);
if (status < 0) {
@@ -429,7 +429,7 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
}
i_size_write(inode, new_i_size);
- inode->i_ctime = inode->i_mtime = CURRENT_TIME;
+ inode->i_ctime = inode->i_mtime = current_time(inode);
di = (struct ocfs2_dinode *) fe_bh->b_data;
di->i_size = cpu_to_le64(new_i_size);
@@ -840,7 +840,7 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from,
i_size_write(inode, abs_to);
inode->i_blocks = ocfs2_inode_sector_count(inode);
di->i_size = cpu_to_le64((u64)i_size_read(inode));
- inode->i_mtime = inode->i_ctime = CURRENT_TIME;
+ inode->i_mtime = inode->i_ctime = current_time(inode);
di->i_mtime = di->i_ctime = cpu_to_le64(inode->i_mtime.tv_sec);
di->i_ctime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
di->i_mtime_nsec = di->i_ctime_nsec;
@@ -1155,7 +1155,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
if (!(attr->ia_valid & OCFS2_VALID_ATTRS))
return 0;
- status = inode_change_ok(inode, attr);
+ status = setattr_prepare(dentry, attr);
if (status)
return status;
@@ -1506,7 +1506,8 @@ static int ocfs2_zero_partial_clusters(struct inode *inode,
u64 start, u64 len)
{
int ret = 0;
- u64 tmpend, end = start + len;
+ u64 tmpend = 0;
+ u64 end = start + len;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
unsigned int csize = osb->s_clustersize;
handle_t *handle;
@@ -1538,18 +1539,31 @@ static int ocfs2_zero_partial_clusters(struct inode *inode,
}
/*
- * We want to get the byte offset of the end of the 1st cluster.
+ * If start is on a cluster boundary and end is somewhere in another
+ * cluster, we have not COWed the cluster starting at start, unless
+ * end is also within the same cluster. So, in this case, we skip this
+ * first call to ocfs2_zero_range_for_truncate() truncate and move on
+ * to the next one.
*/
- tmpend = (u64)osb->s_clustersize + (start & ~(osb->s_clustersize - 1));
- if (tmpend > end)
- tmpend = end;
+ if ((start & (csize - 1)) != 0) {
+ /*
+ * We want to get the byte offset of the end of the 1st
+ * cluster.
+ */
+ tmpend = (u64)osb->s_clustersize +
+ (start & ~(osb->s_clustersize - 1));
+ if (tmpend > end)
+ tmpend = end;
- trace_ocfs2_zero_partial_clusters_range1((unsigned long long)start,
- (unsigned long long)tmpend);
+ trace_ocfs2_zero_partial_clusters_range1(
+ (unsigned long long)start,
+ (unsigned long long)tmpend);
- ret = ocfs2_zero_range_for_truncate(inode, handle, start, tmpend);
- if (ret)
- mlog_errno(ret);
+ ret = ocfs2_zero_range_for_truncate(inode, handle, start,
+ tmpend);
+ if (ret)
+ mlog_errno(ret);
+ }
if (tmpend < end) {
/*
@@ -1936,7 +1950,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
if (change_size && i_size_read(inode) < size)
i_size_write(inode, size);
- inode->i_ctime = inode->i_mtime = CURRENT_TIME;
+ inode->i_ctime = inode->i_mtime = current_time(inode);
ret = ocfs2_mark_inode_dirty(handle, inode, di_bh);
if (ret < 0)
mlog_errno(ret);
@@ -2307,36 +2321,6 @@ out_mutex:
return ret;
}
-static ssize_t ocfs2_file_splice_read(struct file *in,
- loff_t *ppos,
- struct pipe_inode_info *pipe,
- size_t len,
- unsigned int flags)
-{
- int ret = 0, lock_level = 0;
- struct inode *inode = file_inode(in);
-
- trace_ocfs2_file_splice_read(inode, in, in->f_path.dentry,
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- in->f_path.dentry->d_name.len,
- in->f_path.dentry->d_name.name, len);
-
- /*
- * See the comment in ocfs2_file_read_iter()
- */
- ret = ocfs2_inode_lock_atime(inode, in->f_path.mnt, &lock_level);
- if (ret < 0) {
- mlog_errno(ret);
- goto bail;
- }
- ocfs2_inode_unlock(inode, lock_level);
-
- ret = generic_file_splice_read(in, ppos, pipe, len, flags);
-
-bail:
- return ret;
-}
-
static ssize_t ocfs2_file_read_iter(struct kiocb *iocb,
struct iov_iter *to)
{
@@ -2460,10 +2444,7 @@ const struct inode_operations ocfs2_file_iops = {
.setattr = ocfs2_setattr,
.getattr = ocfs2_getattr,
.permission = ocfs2_permission,
- .setxattr = generic_setxattr,
- .getxattr = generic_getxattr,
.listxattr = ocfs2_listxattr,
- .removexattr = generic_removexattr,
.fiemap = ocfs2_fiemap,
.get_acl = ocfs2_iop_get_acl,
.set_acl = ocfs2_iop_set_acl,
@@ -2495,7 +2476,7 @@ const struct file_operations ocfs2_fops = {
#endif
.lock = ocfs2_lock,
.flock = ocfs2_flock,
- .splice_read = ocfs2_file_splice_read,
+ .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.fallocate = ocfs2_fallocate,
};
@@ -2540,7 +2521,7 @@ const struct file_operations ocfs2_fops_no_plocks = {
.compat_ioctl = ocfs2_compat_ioctl,
#endif
.flock = ocfs2_flock,
- .splice_read = ocfs2_file_splice_read,
+ .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.fallocate = ocfs2_fallocate,
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.