mirrors/scoutfs
1
0
Fork 0
mirror of https://github.com/versity/scoutfs.git synced 2026-09-29 11:15:47 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add support for i_version

Browse Source 
This adds i_version to our inode and maintains it as we allocate, load,
modify, and store inodes.  We set the flag in the superblock so
in-kernel users can use i_version to see changes in our inodes.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2021-09-13 14:41:07 -07:00
parent d5eec7d001
commit ea2b01434e
6 changed files with 29 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kmod/src/data.c
+4
View File
@@ -830,6 +830,7 @@ static int scoutfs_write_end(struct file *file, struct address_space *mapping,
scoutfs_inode_inc_data_version(inode);
}
inode_inc_iversion(inode);
scoutfs_update_inode_item(inode, wbd->lock, &wbd->ind_locks);
scoutfs_inode_queue_writeback(inode);
}
@@ -1033,6 +1034,7 @@ long scoutfs_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
end = offset + len;
if (end > i_size_read(inode)) {
i_size_write(inode, end);
inode_inc_iversion(inode);
scoutfs_inode_inc_data_version(inode);
}
}
@@ -1366,10 +1368,12 @@ int scoutfs_data_move_blocks(struct inode *from, u64 from_off,
cur_time = CURRENT_TIME;
if (!is_stage) {
to->i_ctime = to->i_mtime = cur_time;
inode_inc_iversion(to);
scoutfs_inode_inc_data_version(to);
scoutfs_inode_set_data_seq(to);
}
from->i_ctime = from->i_mtime = cur_time;
inode_inc_iversion(from);
scoutfs_inode_inc_data_version(from);
scoutfs_inode_set_data_seq(from);