From: Roger Pau Monne <roger.pau@citrix.com>
To: <linux-kernel@vger.kernel.org>
Cc: Roger Pau Monne <roger.pau@citrix.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Juergen Gross <jgross@suse.com>,
"Stefano Stabellini" <sstabellini@kernel.org>,
<xen-devel@lists.xenproject.org>
Subject: [PATCH v5 1/3] xen/balloon: add header guard
Date: Tue, 1 Sep 2020 10:33:24 +0200 [thread overview]
Message-ID: <20200901083326.21264-2-roger.pau@citrix.com> (raw)
In-Reply-To: <20200901083326.21264-1-roger.pau@citrix.com>
In order to protect against the header being included multiple times
on the same compilation unit.
Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
---
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: xen-devel@lists.xenproject.org
---
This is required as a pre-patch to use ZONE_DEVICE, or else the
fallback of including the balloon header might not work properly.
---
include/xen/balloon.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/xen/balloon.h b/include/xen/balloon.h
index 6fb95aa19405..6dbdb0b3fd03 100644
--- a/include/xen/balloon.h
+++ b/include/xen/balloon.h
@@ -2,6 +2,8 @@
/******************************************************************************
* Xen balloon functionality
*/
+#ifndef _XEN_BALLOON_H
+#define _XEN_BALLOON_H
#define RETRY_UNLIMITED 0
@@ -34,3 +36,5 @@ static inline void xen_balloon_init(void)
{
}
#endif
+
+#endif /* _XEN_BALLOON_H */
--
2.28.0
next prev parent reply other threads:[~2020-09-01 8:33 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 8:33 [PATCH v5 0/3] xen/balloon: fixes for memory hotplug Roger Pau Monne
2020-09-01 8:33 ` Roger Pau Monne [this message]
2020-09-01 8:33 ` [PATCH v5 2/3] memremap: rename MEMORY_DEVICE_DEVDAX to MEMORY_DEVICE_GENERIC Roger Pau Monne
2020-09-01 8:54 ` Pankaj Gupta
2020-09-24 19:02 ` Dan Williams
2020-09-01 8:33 ` [PATCH v5 3/3] xen: add helpers to allocate unpopulated memory Roger Pau Monne
2020-09-01 13:37 ` kernel test robot
2020-09-01 14:45 ` Roger Pau Monné
2020-09-01 14:54 ` Jürgen Groß
2020-09-03 15:30 ` Jürgen Groß
2020-09-03 16:38 ` Roger Pau Monné
2020-09-04 7:00 ` Jürgen Groß
2020-09-04 8:42 ` Roger Pau Monné
2020-09-04 12:40 ` Jürgen Groß
2020-09-04 12:40 ` [PATCH v5 0/3] xen/balloon: fixes for memory hotplug Jürgen Groß
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