The patch titled
Subject: mm/hmm: fix build when HMM is disabled
has been added to the -mm tree. Its filename is
mm-hmm-fix-build-when-hmm-is-disabled.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-hmm-fix-build-when-hmm-is-disabled.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-hmm-fix-build-when-hmm-is-disabled.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
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------------------------------------------------------
From: Jérôme Glisse <jglisse@xxxxxxxxxx>
Subject: mm/hmm: fix build when HMM is disabled
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
Link: http://lkml.kernel.org/r/20170826002149.20919-1-jglisse@xxxxxxxxxx
Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Jérôme Glisse <jglisse@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/hmm.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -puN include/linux/hmm.h~mm-hmm-fix-build-when-hmm-is-disabled include/linux/hmm.h
--- a/include/linux/hmm.h~mm-hmm-fix-build-when-hmm-is-disabled
+++ a/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)
@@ -517,5 +517,4 @@ static inline void hmm_mm_init(struct mm
#else /* IS_ENABLED(CONFIG_HMM) */
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) */
#endif /* LINUX_HMM_H */
_
Patches currently in -mm which might be from jglisse@xxxxxxxxxx are
hmm-heterogeneous-memory-management-documentation-v3.patch
mm-hmm-heterogeneous-memory-management-hmm-for-short-v5.patch
mm-hmm-mirror-mirror-process-address-space-on-device-with-hmm-helpers-v3.patch
mm-hmm-mirror-helper-to-snapshot-cpu-page-table-v4.patch
mm-hmm-mirror-device-page-fault-handler.patch
mm-zone_device-new-type-of-zone_device-for-unaddressable-memory-v5.patch
mm-zone_device-special-case-put_page-for-device-private-pages-v4.patch
mm-memcontrol-allow-to-uncharge-page-without-using-page-lru-field.patch
mm-memcontrol-support-memory_device_private-v4.patch
mm-hmm-devmem-device-memory-hotplug-using-zone_device-v7.patch
mm-hmm-devmem-dummy-hmm-device-for-zone_device-memory-v3.patch
mm-migrate-new-migrate-mode-migrate_sync_no_copy.patch
mm-migrate-new-memory-migration-helper-for-use-with-device-memory-v5.patch
mm-migrate-migrate_vma-unmap-page-from-vma-while-collecting-pages.patch
mm-migrate-support-un-addressable-zone_device-page-in-migration-v3.patch
mm-migrate-allow-migrate_vma-to-alloc-new-page-on-empty-entry-v4.patch
mm-device-public-memory-device-memory-cache-coherent-with-cpu-v5.patch
mm-hmm-add-new-helper-to-hotplug-cdm-memory-region-v3.patch
mm-hmm-avoid-bloating-arch-that-do-not-make-use-of-hmm.patch
mm-hmm-struct-hmm-is-only-use-by-hmm-mirror-functionality-v2.patch
mm-hmm-fix-build-when-hmm-is-disabled.patch
lib-interval_tree-fast-overlap-detection-fix.patch
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