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Commit b354aba0 authored by Dan Williams's avatar Dan Williams
Browse files

libnvdimm: release ida resources 



ida instances allocate some internal memory for ->free_bitmap in
addition to the base 'struct ida'.  Use ida_destroy() to release that
memory at module_exit().

Reported-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent acc93d30

drivers/nvdimm/core.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -648,6 +648,9 @@ static __exit void libnvdimm_exit(void) 
	nd_region_exit();

	nd_region_exit();

	nvdimm_exit();

	nvdimm_exit();

	nvdimm_bus_exit();

	nvdimm_bus_exit();

	nd_region_devs_exit();

	nvdimm_devs_exit();

	ida_destroy(&nd_ida);

}

}





MODULE_LICENSE("GPL v2");

MODULE_LICENSE("GPL v2");

drivers/nvdimm/dimm_devs.c

+5 −0
Original line number Original line Diff line number Diff line
@@ -546,3 +546,8 @@ int nvdimm_bus_check_dimm_count(struct nvdimm_bus *nvdimm_bus, int dimm_count) 
	return 0;

	return 0;

}

}

EXPORT_SYMBOL_GPL(nvdimm_bus_check_dimm_count);

EXPORT_SYMBOL_GPL(nvdimm_bus_check_dimm_count);



void __exit nvdimm_devs_exit(void)

{

	ida_destroy(&dimm_ida);

}

drivers/nvdimm/nd-core.h

+2 −0
Original line number Original line Diff line number Diff line
@@ -49,6 +49,8 @@ bool is_nd_blk(struct device *dev); 
struct nvdimm_bus *walk_to_nvdimm_bus(struct device *nd_dev);

struct nvdimm_bus *walk_to_nvdimm_bus(struct device *nd_dev);

int __init nvdimm_bus_init(void);

int __init nvdimm_bus_init(void);

void nvdimm_bus_exit(void);

void nvdimm_bus_exit(void);

void nvdimm_devs_exit(void);

void nd_region_devs_exit(void);

void nd_region_probe_success(struct nvdimm_bus *nvdimm_bus, struct device *dev);

void nd_region_probe_success(struct nvdimm_bus *nvdimm_bus, struct device *dev);

struct nd_region;

struct nd_region;

void nd_region_create_blk_seed(struct nd_region *nd_region);

void nd_region_create_blk_seed(struct nd_region *nd_region);

drivers/nvdimm/region_devs.c

+5 −0
Original line number Original line Diff line number Diff line
@@ -793,3 +793,8 @@ struct nd_region *nvdimm_volatile_region_create(struct nvdimm_bus *nvdimm_bus, 
			__func__);

			__func__);

}

}

EXPORT_SYMBOL_GPL(nvdimm_volatile_region_create);

EXPORT_SYMBOL_GPL(nvdimm_volatile_region_create);



void __exit nd_region_devs_exit(void)

{

	ida_destroy(&region_ida);

}