The patch titled
Subject: mm/hmm: fix header file if/else/endif maze v2
has been added to the -mm tree. Its filename is
mm-hmm-fix-header-file-if-else-endif-maze-v2.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-hmm-fix-header-file-if-else-endif-maze-v2.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-hmm-fix-header-file-if-else-endif-maze-v2.patch
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------------------------------------------------------
From: Jérôme Glisse <jglisse@xxxxxxxxxx>
Subject: mm/hmm: fix header file if/else/endif maze v2
Changed since v1:
- Fix the maze when CONFIG_HMM is disabled not just when it is
enabled. This fix bot build failure.
- Improved commit message.
Link: http://lkml.kernel.org/r/20180317012039.3145-1-jglisse@xxxxxxxxxx
Signed-off-by: Jérôme Glisse <jglisse@xxxxxxxxxx>
Cc: Balbir Singh <bsingharora@xxxxxxxxx>
Cc: Ralph Campbell <rcampbell@xxxxxxxxxx>
Cc: John Hubbard <jhubbard@xxxxxxxxxx>
Cc: Evgeny Baskakov <ebaskakov@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/hmm.h | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff -puN include/linux/hmm.h~mm-hmm-fix-header-file-if-else-endif-maze-v2 include/linux/hmm.h
--- a/include/linux/hmm.h~mm-hmm-fix-header-file-if-else-endif-maze-v2
+++ a/include/linux/hmm.h
@@ -498,22 +498,16 @@ 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 */
-#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) */
/* Below are for HMM internal use only! Not to be used by device driver! */
-#if IS_ENABLED(CONFIG_HMM_MIRROR)
void hmm_mm_destroy(struct mm_struct *mm);
static inline void hmm_mm_init(struct mm_struct *mm)
{
mm->hmm = NULL;
}
-#else /* IS_ENABLED(CONFIG_HMM_MIRROR) */
+#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_MIRROR) */
-
+#endif /* IS_ENABLED(CONFIG_HMM) */
#endif /* LINUX_HMM_H */
_
Patches currently in -mm which might be from jglisse@xxxxxxxxxx are
mm-hmm-fix-header-file-if-else-endif-maze.patch
mm-hmm-fix-header-file-if-else-endif-maze-v2.patch
mm-hmm-hmm_pfns_bad-was-accessing-wrong-struct.patch
mm-hmm-use-struct-for-hmm_vma_fault-hmm_vma_get_pfns-parameters.patch
mm-hmm-remove-hmm_pfn_read-flag-and-ignore-peculiar-architecture.patch
mm-hmm-use-uint64_t-for-hmm-pfn-instead-of-defining-hmm_pfn_t-to-ulong.patch
mm-hmm-cleanup-special-vma-handling-vm_special.patch
mm-hmm-do-not-differentiate-between-empty-entry-or-missing-directory.patch
mm-hmm-rename-hmm_pfn_device_unaddressable-to-hmm_pfn_device_private.patch
mm-hmm-move-hmm_pfns_clear-closer-to-where-it-is-use.patch
mm-hmm-factor-out-pte-and-pmd-handling-to-simplify-hmm_vma_walk_pmd.patch
mm-hmm-change-hmm_vma_fault-to-allow-write-fault-on-page-basis.patch
mm-hmm-use-device-driver-encoding-for-hmm-pfn.patch
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