diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Makefile | 2 | ||||
| -rw-r--r-- | lib/hash.c | 39 | ||||
| -rw-r--r-- | lib/rhashtable.c | 8 |
3 files changed, 5 insertions, 44 deletions
diff --git a/lib/Makefile b/lib/Makefile index 0211d2bd5e17..4b9baa45a4d9 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -26,7 +26,7 @@ obj-y += bcd.o div64.o sort.o parser.o halfmd4.o debug_locks.o random32.o \ bust_spinlocks.o hexdump.o kasprintf.o bitmap.o scatterlist.o \ gcd.o lcm.o list_sort.o uuid.o flex_array.o iovec.o clz_ctz.o \ bsearch.o find_last_bit.o find_next_bit.o llist.o memweight.o kfifo.o \ - percpu-refcount.o percpu_ida.o hash.o rhashtable.o reciprocal_div.o + percpu-refcount.o percpu_ida.o rhashtable.o reciprocal_div.o obj-y += string_helpers.o obj-$(CONFIG_TEST_STRING_HELPERS) += test-string_helpers.o obj-y += kstrtox.o diff --git a/lib/hash.c b/lib/hash.c deleted file mode 100644 index fea973f4bd57..000000000000 --- a/lib/hash.c +++ /dev/null @@ -1,39 +0,0 @@ -/* General purpose hashing library - * - * That's a start of a kernel hashing library, which can be extended - * with further algorithms in future. arch_fast_hash{2,}() will - * eventually resolve to an architecture optimized implementation. - * - * Copyright 2013 Francesco Fusco <ffusco@redhat.com> - * Copyright 2013 Daniel Borkmann <dborkman@redhat.com> - * Copyright 2013 Thomas Graf <tgraf@redhat.com> - * Licensed under the GNU General Public License, version 2.0 (GPLv2) - */ - -#include <linux/jhash.h> -#include <linux/hash.h> -#include <linux/cache.h> - -static struct fast_hash_ops arch_hash_ops __read_mostly = { - .hash = jhash, - .hash2 = jhash2, -}; - -u32 arch_fast_hash(const void *data, u32 len, u32 seed) -{ - return arch_hash_ops.hash(data, len, seed); -} -EXPORT_SYMBOL_GPL(arch_fast_hash); - -u32 arch_fast_hash2(const u32 *data, u32 len, u32 seed) -{ - return arch_hash_ops.hash2(data, len, seed); -} -EXPORT_SYMBOL_GPL(arch_fast_hash2); - -static int __init hashlib_init(void) -{ - setup_arch_fast_hash(&arch_hash_ops); - return 0; -} -early_initcall(hashlib_init); diff --git a/lib/rhashtable.c b/lib/rhashtable.c index c7e987ab3361..6c3c723e902b 100644 --- a/lib/rhashtable.c +++ b/lib/rhashtable.c @@ -20,7 +20,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/mm.h> -#include <linux/hash.h> +#include <linux/jhash.h> #include <linux/random.h> #include <linux/rhashtable.h> @@ -524,7 +524,7 @@ static size_t rounded_hashtable_size(struct rhashtable_params *params) * .head_offset = offsetof(struct test_obj, node), * .key_offset = offsetof(struct test_obj, key), * .key_len = sizeof(int), - * .hashfn = arch_fast_hash, + * .hashfn = jhash, * #ifdef CONFIG_PROVE_LOCKING * .mutex_is_held = &my_mutex_is_held, * #endif @@ -545,7 +545,7 @@ static size_t rounded_hashtable_size(struct rhashtable_params *params) * * struct rhashtable_params params = { * .head_offset = offsetof(struct test_obj, node), - * .hashfn = arch_fast_hash, + * .hashfn = jhash, * .obj_hashfn = my_hash_fn, * #ifdef CONFIG_PROVE_LOCKING * .mutex_is_held = &my_mutex_is_held, @@ -778,7 +778,7 @@ static int __init test_rht_init(void) .head_offset = offsetof(struct test_obj, node), .key_offset = offsetof(struct test_obj, value), .key_len = sizeof(int), - .hashfn = arch_fast_hash, + .hashfn = jhash, #ifdef CONFIG_PROVE_LOCKING .mutex_is_held = &test_mutex_is_held, #endif |