LU-9771 flr: mirror read and write

[fs/lustre-release.git] / lustre / llite / llite_internal.h

diff --git a/lustre/llite/llite_internal.h b/lustre/llite/llite_internal.h
index a9ab610..ac5708c 100644 (file)
--- a/lustre/llite/llite_internal.h
+++ b/lustre/llite/llite_internal.h
@@ -643,6 +643,9 @@ struct ll_file_data {
         * false: unknown failure, should report. */
        bool fd_write_failed;
        bool ll_lock_no_expand;
+       /* Used by mirrored file to lead IOs to a specific mirror, usually
+        * for mirror resync. 0 means default. */
+       __u32 fd_designated_mirror;
        rwlock_t fd_lock; /* protect lcc list */
        struct list_head fd_lccs; /* list of ll_cl_context */
 };
@@ -878,6 +881,7 @@ int ll_fid2path(struct inode *inode, void __user *arg);
 int ll_data_version(struct inode *inode, __u64 *data_version, int flags);
 int ll_hsm_release(struct inode *inode);
 int ll_hsm_state_set(struct inode *inode, struct hsm_state_set *hss);
+void ll_io_set_mirror(struct cl_io *io, const struct file *file);
 
 /* llite/dcache.c */