6 files changed, 15 insertions, 34 deletions

diff --git a/drivers/md/dm-vdo/Makefile b/drivers/md/dm-vdo/Makefile
index 33e09abc6acd..9476957bfbf4 100644
--- a/drivers/md/dm-vdo/Makefile
+++ b/drivers/md/dm-vdo/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
-ccflags-y := -I$(srctree)/$(src) -I$(srctree)/$(src)/indexer
+ccflags-y := -I$(src) -I$(src)/indexer
 
 obj-$(CONFIG_DM_VDO) += dm-vdo.o
 
diff --git a/drivers/md/dm-vdo/data-vio.c b/drivers/md/dm-vdo/data-vio.c
index 94f6f1ccfb7d..ab3ea8337809 100644
--- a/drivers/md/dm-vdo/data-vio.c
+++ b/drivers/md/dm-vdo/data-vio.c
@@ -604,8 +604,7 @@ static void assign_discard_permit(struct limiter *limiter)
 
 static void get_waiters(struct limiter *limiter)
 {
-	bio_list_merge(&limiter->waiters, &limiter->new_waiters);
-	bio_list_init(&limiter->new_waiters);
+	bio_list_merge_init(&limiter->waiters, &limiter->new_waiters);
 }
 
 static inline struct data_vio *get_available_data_vio(struct data_vio_pool *pool)
diff --git a/drivers/md/dm-vdo/dm-vdo-target.c b/drivers/md/dm-vdo/dm-vdo-target.c
index 5a4b0a927f56..b423bec6458b 100644
--- a/drivers/md/dm-vdo/dm-vdo-target.c
+++ b/drivers/md/dm-vdo/dm-vdo-target.c
@@ -878,7 +878,7 @@ static int parse_device_config(int argc, char **argv, struct dm_target *ti,
 	}
 
 	if (config->version == 0) {
-		u64 device_size = i_size_read(config->owned_device->bdev->bd_inode);
+		u64 device_size = bdev_nr_bytes(config->owned_device->bdev);
 
 		config->physical_blocks = device_size / VDO_BLOCK_SIZE;
 	}
@@ -1011,7 +1011,7 @@ static void vdo_status(struct dm_target *ti, status_type_t status_type,
 
 static block_count_t __must_check get_underlying_device_block_count(const struct vdo *vdo)
 {
-	return i_size_read(vdo_get_backing_device(vdo)->bd_inode) / VDO_BLOCK_SIZE;
+	return bdev_nr_bytes(vdo_get_backing_device(vdo)) / VDO_BLOCK_SIZE;
 }
 
 static int __must_check process_vdo_message_locked(struct vdo *vdo, unsigned int argc,
diff --git a/drivers/md/dm-vdo/flush.c b/drivers/md/dm-vdo/flush.c
index 57e87f0d7069..dd4fdee2ca0c 100644
--- a/drivers/md/dm-vdo/flush.c
+++ b/drivers/md/dm-vdo/flush.c
@@ -369,8 +369,7 @@ void vdo_dump_flusher(const struct flusher *flusher)
 static void initialize_flush(struct vdo_flush *flush, struct vdo *vdo)
 {
 	bio_list_init(&flush->bios);
-	bio_list_merge(&flush->bios, &vdo->flusher->waiting_flush_bios);
-	bio_list_init(&vdo->flusher->waiting_flush_bios);
+	bio_list_merge_init(&flush->bios, &vdo->flusher->waiting_flush_bios);
 }
 
 static void launch_flush(struct vdo_flush *flush)
diff --git a/drivers/md/dm-vdo/indexer/io-factory.c b/drivers/md/dm-vdo/indexer/io-factory.c
index 515765d35794..1bee9d63dc0a 100644
--- a/drivers/md/dm-vdo/indexer/io-factory.c
+++ b/drivers/md/dm-vdo/indexer/io-factory.c
@@ -90,7 +90,7 @@ void uds_put_io_factory(struct io_factory *factory)
 
 size_t uds_get_writable_size(struct io_factory *factory)
 {
-	return i_size_read(factory->bdev->bd_inode);
+	return bdev_nr_bytes(factory->bdev);
 }
 
 /* Create a struct dm_bufio_client for an index region starting at offset. */
diff --git a/drivers/md/dm-vdo/murmurhash3.c b/drivers/md/dm-vdo/murmurhash3.c
index 00c9b9c05001..3a989efae142 100644
--- a/drivers/md/dm-vdo/murmurhash3.c
+++ b/drivers/md/dm-vdo/murmurhash3.c
@@ -8,33 +8,14 @@
 
 #include "murmurhash3.h"
 
+#include <asm/unaligned.h>
+
 static inline u64 rotl64(u64 x, s8 r)
 {
 	return (x << r) | (x >> (64 - r));
 }
 
 #define ROTL64(x, y) rotl64(x, y)
-static __always_inline u64 getblock64(const u64 *p, int i)
-{
-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
-	return p[i];
-#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
-	return __builtin_bswap64(p[i]);
-#else
-#error "can't figure out byte order"
-#endif
-}
-
-static __always_inline void putblock64(u64 *p, int i, u64 value)
-{
-#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
-	p[i] = value;
-#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
-	p[i] = __builtin_bswap64(value);
-#else
-#error "can't figure out byte order"
-#endif
-}
 
 /* Finalization mix - force all bits of a hash block to avalanche */
 
@@ -60,6 +41,8 @@ void murmurhash3_128(const void *key, const int len, const u32 seed, void *out)
 	const u64 c1 = 0x87c37b91114253d5LLU;
 	const u64 c2 = 0x4cf5ad432745937fLLU;
 
+	u64 *hash_out = out;
+
 	/* body */
 
 	const u64 *blocks = (const u64 *)(data);
@@ -67,8 +50,8 @@ void murmurhash3_128(const void *key, const int len, const u32 seed, void *out)
 	int i;
 
 	for (i = 0; i < nblocks; i++) {
-		u64 k1 = getblock64(blocks, i * 2 + 0);
-		u64 k2 = getblock64(blocks, i * 2 + 1);
+		u64 k1 = get_unaligned_le64(&blocks[i * 2]);
+		u64 k2 = get_unaligned_le64(&blocks[i * 2 + 1]);
 
 		k1 *= c1;
 		k1 = ROTL64(k1, 31);
@@ -154,7 +137,7 @@ void murmurhash3_128(const void *key, const int len, const u32 seed, void *out)
 			break;
 		default:
 			break;
-		};
+		}
 	}
 	/* finalization */
 
@@ -170,6 +153,6 @@ void murmurhash3_128(const void *key, const int len, const u32 seed, void *out)
 	h1 += h2;
 	h2 += h1;
 
-	putblock64((u64 *)out, 0, h1);
-	putblock64((u64 *)out, 1, h2);
+	put_unaligned_le64(h1, &hash_out[0]);
+	put_unaligned_le64(h2, &hash_out[1]);
 }