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authorChristoph Hellwig <hch@lst.de>2019-06-26 15:27:23 +0300
committerJason Gunthorpe <jgg@mellanox.com>2019-07-02 20:32:45 +0300
commit43535b0aefab29ea6564e608de4c783ed2ab6c49 (patch)
treea8f281efcd7dd66e658c06351695e3b4bf65cccf /mm/hmm.c
parent7328d9cc1b9fdc52105901072e9a4a1234e29b11 (diff)
downloadlinux-43535b0aefab29ea6564e608de4c783ed2ab6c49.tar.xz
mm: remove the HMM config option
All the mm/hmm.c code is better keyed off HMM_MIRROR. Also let nouveau depend on it instead of the mix of a dummy dependency symbol plus the actually selected one. Drop various odd dependencies, as the code is pretty portable. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> Reviewed-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'mm/hmm.c')
-rw-r--r--mm/hmm.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/hmm.c b/mm/hmm.c
index 90ca0cdab9db..d62ce64d6bca 100644
--- a/mm/hmm.c
+++ b/mm/hmm.c
@@ -25,7 +25,6 @@
#include <linux/mmu_notifier.h>
#include <linux/memory_hotplug.h>
-#if IS_ENABLED(CONFIG_HMM_MIRROR)
static const struct mmu_notifier_ops hmm_mmu_notifier_ops;
static inline struct hmm *mm_get_hmm(struct mm_struct *mm)
@@ -1326,4 +1325,3 @@ long hmm_range_dma_unmap(struct hmm_range *range,
return cpages;
}
EXPORT_SYMBOL(hmm_range_dma_unmap);
-#endif /* IS_ENABLED(CONFIG_HMM_MIRROR) */