LU-16334 llite: update statx size/ctime for fallocate

[fs/lustre-release.git] / lustre / llite / vvp_io.c

diff --git a/lustre/llite/vvp_io.c b/lustre/llite/vvp_io.c
index f095c0a..67066ec 100644 (file)
--- a/lustre/llite/vvp_io.c
+++ b/lustre/llite/vvp_io.c
@@ -767,17 +767,27 @@ static int vvp_io_setattr_start(const struct lu_env *env,
 static void vvp_io_setattr_end(const struct lu_env *env,
                                const struct cl_io_slice *ios)
 {
-       struct cl_io            *io    = ios->cis_io;
-       struct inode            *inode = vvp_object_inode(io->ci_obj);
-       struct ll_inode_info    *lli   = ll_i2info(inode);
+       struct cl_io *io = ios->cis_io;
+       struct inode *inode = vvp_object_inode(io->ci_obj);
+       struct ll_inode_info *lli = ll_i2info(inode);
+       loff_t size = io->u.ci_setattr.sa_attr.lvb_size;
 
        if (cl_io_is_trunc(io)) {
                /* Truncate in memory pages - they must be clean pages
                 * because osc has already notified to destroy osc_extents. */
-               vvp_do_vmtruncate(inode, io->u.ci_setattr.sa_attr.lvb_size);
+               vvp_do_vmtruncate(inode, size);
                mutex_unlock(&lli->lli_setattr_mutex);
                trunc_sem_up_write(&lli->lli_trunc_sem);
        } else if (cl_io_is_fallocate(io)) {
+               int mode = io->u.ci_setattr.sa_falloc_mode;
+
+               if (!(mode & FALLOC_FL_KEEP_SIZE) &&
+                   size > i_size_read(inode)) {
+                       ll_inode_size_lock(inode);
+                       i_size_write(inode, size);
+                       ll_inode_size_unlock(inode);
+               }
+               inode->i_ctime = current_time(inode);
                mutex_unlock(&lli->lli_setattr_mutex);
                trunc_sem_up_write(&lli->lli_trunc_sem);
        } else {