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authorDan Williams2018-03-29 19:07:13 -0700
committerDan Williams2018-05-15 23:08:33 -0700
commit5981690ddb8f72f9546a2d017a914cf56095fc1f (patch)
tree0f7b9d0f919cf9eef997d8905bc79063ec30cc3e /kernel/Makefile
parent6d08b06e67cd117f6992c46611dfb4ce267cd71e (diff)
memremap: split devm_memremap_pages() and memremap() infrastructure
Currently, kernel/memremap.c contains generic code for supporting memremap() (CONFIG_HAS_IOMEM) and devm_memremap_pages() (CONFIG_ZONE_DEVICE). This causes ongoing build maintenance problems as additions to memremap.c, especially for the ZONE_DEVICE case, need to be careful about being placed in ifdef guards. Remove the need for these ifdef guards by moving the ZONE_DEVICE support functions to their own compilation unit. Cc: "Jérôme Glisse" <jglisse@redhat.com> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'kernel/Makefile')
-rw-r--r--kernel/Makefile3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index f85ae5dfa474..9b9241361311 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -112,7 +112,8 @@ obj-$(CONFIG_JUMP_LABEL) += jump_label.o
obj-$(CONFIG_CONTEXT_TRACKING) += context_tracking.o
obj-$(CONFIG_TORTURE_TEST) += torture.o
-obj-$(CONFIG_HAS_IOMEM) += memremap.o
+obj-$(CONFIG_HAS_IOMEM) += iomem.o
+obj-$(CONFIG_ZONE_DEVICE) += memremap.o
$(obj)/configs.o: $(obj)/config_data.h