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linux-next/drivers/nvdimm
Arnd Bergmann 867dfe3421 nvdimm: make CONFIG_NVDIMM_DAX 'bool'
A bugfix just tried to address a randconfig build problem and introduced
a variant of the same problem: with CONFIG_LIBNVDIMM=y and
CONFIG_NVDIMM_DAX=m, the nvdimm module now fails to link:

drivers/nvdimm/built-in.o: In function `to_nd_device_type':
bus.c:(.text+0x1b5d): undefined reference to `is_nd_dax'
drivers/nvdimm/built-in.o: In function `nd_region_notify_driver_action.constprop.2':
region_devs.c:(.text+0x6b6c): undefined reference to `is_nd_dax'
region_devs.c:(.text+0x6b8c): undefined reference to `to_nd_dax'
drivers/nvdimm/built-in.o: In function `nd_region_probe':
region.c:(.text+0x70f3): undefined reference to `nd_dax_create'
drivers/nvdimm/built-in.o: In function `mode_show':
namespace_devs.c:(.text+0xa196): undefined reference to `is_nd_dax'
drivers/nvdimm/built-in.o: In function `nvdimm_namespace_common_probe':
(.text+0xa55f): undefined reference to `is_nd_dax'
drivers/nvdimm/built-in.o: In function `nvdimm_namespace_common_probe':
(.text+0xa56e): undefined reference to `to_nd_dax'

This reverts the earlier fix, making NVDIMM_DAX a 'bool' option again
as it should be (it gets linked into the libnvdimm module). To fix
the original problem, I'm adding a dependency on LIBNVDIMM to
DEV_DAX_PMEM, which ensures we can't have that one built-in if the
rest is a module.

Fixes: 4e65e9381c ("/dev/dax: fix Kconfig dependency build breakage")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2016-10-27 16:16:21 -07:00
..
blk.c libnvdimm for 4.8 2016-07-28 17:38:16 -07:00
btt_devs.c nvdimm, btt: add a size attribute for BTTs 2016-08-08 09:26:14 -07:00
btt.c nvdimm, btt: add a size attribute for BTTs 2016-08-08 09:26:14 -07:00
btt.h libnvdimm, btt: consolidate arena validation 2015-08-14 13:43:04 -04:00
bus.c Merge branch 'for-4.9/libnvdimm' into libnvdimm-for-next 2016-10-07 16:46:24 -07:00
claim.c libnvdimm, pmem: use nvdimm_flush() for namespace I/O writes 2016-07-12 15:13:48 -07:00
core.c Merge branch 'for-4.9/libnvdimm' into libnvdimm-for-next 2016-10-07 16:46:24 -07:00
dax_devs.c libnvdimm, dax: autodetect support 2016-05-20 22:02:57 -07:00
dimm_devs.c libnvdimm, namespace: enable allocation of multiple pmem namespaces 2016-10-07 09:22:53 -07:00
dimm.c libnvdimm: Fix nvdimm_probe error on NVDIMM-N 2016-09-01 18:20:39 -07:00
e820.c libnvdimm: move ->module to struct nvdimm_bus_descriptor 2016-07-21 20:03:19 -07:00
Kconfig nvdimm: make CONFIG_NVDIMM_DAX 'bool' 2016-10-27 16:16:21 -07:00
label.c libnvdimm, namespace: update label implementation for multi-pmem 2016-10-07 09:22:53 -07:00
label.h libnvdimm: write blk label set 2015-06-24 21:24:10 -04:00
Makefile libnvdimm, dax: introduce device-dax infrastructure 2016-05-09 15:35:42 -07:00
namespace_devs.c libnvdimm, namespace: potential NULL deref on allocation error 2016-10-19 10:35:51 -07:00
nd-core.h libnvdimm, namespace: allow creation of multiple pmem-namespaces per region 2016-10-07 09:22:53 -07:00
nd.h Merge branch 'for-4.9/libnvdimm' into libnvdimm-for-next 2016-10-07 16:46:24 -07:00
pfn_devs.c libnvdimm, pfn, dax: fix initialization vs autodetect for mode + alignment 2016-06-23 17:50:39 -07:00
pfn.h libnvdimm, dax: autodetect support 2016-05-20 22:02:57 -07:00
pmem.c pmem: report error on clear poison failure 2016-10-19 10:35:52 -07:00
pmem.h pmem: kill __pmem address space 2016-07-12 19:25:38 -07:00
region_devs.c Merge branch 'for-4.9/libnvdimm' into libnvdimm-for-next 2016-10-07 16:46:24 -07:00
region.c libnvdimm: keep region data alive over namespace removal 2016-07-11 16:13:41 -07:00