linux-kernel - [PATCH 2/3] xen: Export dbgp functions when CONFIG_XEN

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Message-Id: <291659390aff63df7c071367ad4932bf41e11aef.1620776161.git.connojdavis@gmail.com>
Date:   Tue, 11 May 2021 18:18:20 -0600
From:   Connor Davis <connojdavis@...il.com>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>
Cc:     Connor Davis <connojdavis@...il.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] xen: Export dbgp functions when CONFIG_XEN_DOM0 is enabled

Export xen_dbgp_reset_prep and xen_dbgp_external_startup
when CONFIG_XEN_DOM0 is defined. This allows use of these symbols
even if CONFIG_EARLY_PRINK_DBGP is defined.

Signed-off-by: Connor Davis <connojdavis@...il.com>
---
 drivers/xen/dbgp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/dbgp.c b/drivers/xen/dbgp.c
index cfb5de31d860..fef32dd1a5dc 100644
--- a/drivers/xen/dbgp.c
+++ b/drivers/xen/dbgp.c
@@ -44,7 +44,7 @@ int xen_dbgp_external_startup(struct usb_hcd *hcd)
 	return xen_dbgp_op(hcd, PHYSDEVOP_DBGP_RESET_DONE);
 }

-#ifndef CONFIG_EARLY_PRINTK_DBGP
+#if defined(CONFIG_XEN_DOM0) || !defined(CONFIG_EARLY_PRINTK_DBGP)
 #include <linux/export.h>
 EXPORT_SYMBOL_GPL(xen_dbgp_reset_prep);
 EXPORT_SYMBOL_GPL(xen_dbgp_external_startup);
--
2.31.1