lkml.org 
[lkml]   [2017]   [Aug]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] mm/hmm: fix build when HMM is disabled
Date
From: Jérôme Glisse <jglisse@redhat.com>

Combinatorial Kconfig is painfull. Withi this patch all below combination
build.

1)

2)
CONFIG_HMM_MIRROR=y

3)
CONFIG_DEVICE_PRIVATE=y

4)
CONFIG_DEVICE_PUBLIC=y

5)
CONFIG_HMM_MIRROR=y
CONFIG_DEVICE_PUBLIC=y

6)
CONFIG_HMM_MIRROR=y
CONFIG_DEVICE_PRIVATE=y

7)
CONFIG_DEVICE_PRIVATE=y
CONFIG_DEVICE_PUBLIC=y

8)
CONFIG_HMM_MIRROR=y
CONFIG_DEVICE_PRIVATE=y
CONFIG_DEVICE_PUBLIC=y

Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
---
include/linux/hmm.h | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/linux/hmm.h b/include/linux/hmm.h
index 9583d9a15f9c..96d6b1232c07 100644
--- a/include/linux/hmm.h
+++ b/include/linux/hmm.h
@@ -498,7 +498,7 @@ struct hmm_device {
struct hmm_device *hmm_device_new(void *drvdata);
void hmm_device_put(struct hmm_device *hmm_device);
#endif /* CONFIG_DEVICE_PRIVATE || CONFIG_DEVICE_PUBLIC */
-
+#endif /* IS_ENABLED(CONFIG_HMM) */

/* Below are for HMM internal use only! Not to be used by device driver! */
#if IS_ENABLED(CONFIG_HMM_MIRROR)
@@ -513,6 +513,4 @@ static inline void hmm_mm_destroy(struct mm_struct *mm) {}
static inline void hmm_mm_init(struct mm_struct *mm) {}
#endif /* IS_ENABLED(CONFIG_HMM_MIRROR) */

-
-#endif /* IS_ENABLED(CONFIG_HMM) */
#endif /* LINUX_HMM_H */
--
2.13.4
\
 
 \ /
  Last update: 2017-08-26 02:22    [W:0.443 / U:0.664 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site