diff --git a/fs/erofs/ishare.c b/fs/erofs/ishare.c
index ad53a57dbcbc..ce980320a8b9 100644
--- a/fs/erofs/ishare.c
+++ b/fs/erofs/ishare.c
@@ -151,6 +151,12 @@ static int erofs_ishare_mmap(struct file *file, struct vm_area_struct *vma)
 	return generic_file_readonly_mmap(file, vma);
 }
 
+static int erofs_ishare_fadvise(struct file *file, loff_t offset,
+				loff_t len, int advice)
+{
+	return vfs_fadvise(file->private_data, offset, len, advice);
+}
+
 const struct file_operations erofs_ishare_fops = {
 	.open		= erofs_ishare_file_open,
 	.llseek		= generic_file_llseek,
@@ -159,6 +165,7 @@ const struct file_operations erofs_ishare_fops = {
 	.release	= erofs_ishare_file_release,
 	.get_unmapped_area = thp_get_unmapped_area,
 	.splice_read	= filemap_splice_read,
+	.fadvise	= erofs_ishare_fadvise,
 };
 
 struct inode *erofs_real_inode(struct inode *inode, bool *need_iput)