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nvdimm: remove nd_integrity_init

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nd_integrity_init is only called from a single place.  Open code it
there, and use IS_ENABLED to remove the need for an extra stub.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240306142739.237234-2-hch@lst.de
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
This commit is contained in:
Christoph Hellwig 2024-03-06 07:27:37 -07:00 committed by Ira Weiny
parent 2c720b492c
commit 9566b89295
3 changed files with 8 additions and 35 deletions
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12
drivers/nvdimm/btt.c
View File

@ -6,6 +6,7 @@
#include <linux/highmem.h>
#include <linux/debugfs.h>
#include <linux/blkdev.h>
#include <linux/blk-integrity.h>
#include <linux/pagemap.h>
#include <linux/module.h>
#include <linux/device.h>
@ -1514,10 +1515,13 @@ static int btt_blk_init(struct btt *btt)
blk_queue_flag_set(QUEUE_FLAG_NONROT, btt->btt_disk->queue);
blk_queue_flag_set(QUEUE_FLAG_SYNCHRONOUS, btt->btt_disk->queue);
if (btt_meta_size(btt)) {
rc = nd_integrity_init(btt->btt_disk, btt_meta_size(btt));
if (rc)
goto out_cleanup_disk;
if (btt_meta_size(btt) && IS_ENABLED(CONFIG_BLK_DEV_INTEGRITY)) {
struct blk_integrity bi = {
.tuple_size = btt_meta_size(btt),
.tag_size = btt_meta_size(btt),
};
blk_integrity_register(btt->btt_disk, &bi);
blk_queue_max_integrity_segments(btt->btt_disk->queue, 1);
}
set_capacity(btt->btt_disk, btt->nlba * btt->sector_size >> 9);

30
drivers/nvdimm/core.c
View File

@ -7,7 +7,6 @@
#include <linux/export.h>
#include <linux/module.h>
#include <linux/blkdev.h>
#include <linux/blk-integrity.h>
#include <linux/device.h>
#include <linux/ctype.h>
#include <linux/ndctl.h>
@ -508,35 +507,6 @@ int nvdimm_bus_add_badrange(struct nvdimm_bus *nvdimm_bus, u64 addr, u64 length)
}
EXPORT_SYMBOL_GPL(nvdimm_bus_add_badrange);
#ifdef CONFIG_BLK_DEV_INTEGRITY
int nd_integrity_init(struct gendisk *disk, unsigned long meta_size)
{
struct blk_integrity bi;
if (meta_size == 0)
return 0;
memset(&bi, 0, sizeof(bi));
bi.tuple_size = meta_size;
bi.tag_size = meta_size;
blk_integrity_register(disk, &bi);
blk_queue_max_integrity_segments(disk->queue, 1);
return 0;
}
EXPORT_SYMBOL(nd_integrity_init);
#else /* CONFIG_BLK_DEV_INTEGRITY */
int nd_integrity_init(struct gendisk *disk, unsigned long meta_size)
{
return 0;
}
EXPORT_SYMBOL(nd_integrity_init);
#endif
static __init int libnvdimm_init(void)
{
int rc;

1
drivers/nvdimm/nd.h
View File

@ -489,7 +489,6 @@ enum nd_async_mode {
ND_ASYNC,
};
int nd_integrity_init(struct gendisk *disk, unsigned long meta_size);
void wait_nvdimm_bus_probe_idle(struct device *dev);
void nd_device_register(struct device *dev);
void nd_device_unregister(struct device *dev, enum nd_async_mode mode);