lustre: rip the private symlink nesting limit out (44163f30) · Commits · 戴 / test

drivers/staging/lustre/lustre/llite/symlink.c

+3 −12

Original line number	Diff line number	Diff line
		@@ -126,18 +126,9 @@ static const char ll_follow_link(struct dentry dentry, void **cookie, struct n
		char *symname = NULL;

		CDEBUG(D_VFSTRACE, "VFS Op\n");
		/* Limit the recursive symlink depth to 5 instead of default
		* 8 links when kernel has 4k stack to prevent stack overflow.
		* For 8k stacks we need to limit it to 7 for local servers. */
		if (THREAD_SIZE < 8192 && current->link_count >= 6) {
		rc = -ELOOP;
		} else if (THREAD_SIZE == 8192 && current->link_count >= 8) {
		rc = -ELOOP;
		} else {
		ll_inode_size_lock(inode);
		rc = ll_readlink_internal(inode, &request, &symname);
		ll_inode_size_unlock(inode);
		}
		if (rc) {
		ptlrpc_req_finished(request);
		return ERR_PTR(rc);