Gh0st
/
linux
mirror of https://github.com/torvalds/linux.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

lib/crc32: drop leading underscores from __crc32c_le_base 

Remove the leading underscores from __crc32c_le_base().

This is in preparation for adding crc32c_le_arch() and eventually
renaming __crc32c_le() to crc32c_le().

Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20241202010844.144356-2-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
This commit is contained in:
Eric Biggers 2024-12-01 17:08:26 -08:00
parent 40384c840e
commit 0a499a7e98
5 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm64/lib/crc32-glue.c
View File

@ -44,7 +44,7 @@ u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)
u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len) u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len)
{ {
if (!alternative_has_cap_likely(ARM64_HAS_CRC32)) if (!alternative_has_cap_likely(ARM64_HAS_CRC32))
return __crc32c_le_base(crc, p, len); return crc32c_le_base(crc, p, len);
if (len >= min_len && cpu_have_named_feature(PMULL) && crypto_simd_usable()) { if (len >= min_len && cpu_have_named_feature(PMULL) && crypto_simd_usable()) {
kernel_neon_begin(); kernel_neon_begin();

2
arch/riscv/lib/crc32.c
View File

@ -226,7 +226,7 @@ u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)
u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len) u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len)
{ {
return crc32_le_generic(crc, p, len, CRC32C_POLY_LE, return crc32_le_generic(crc, p, len, CRC32C_POLY_LE,
CRC32C_POLY_QT_LE, __crc32c_le_base); CRC32C_POLY_QT_LE, crc32c_le_base);
} }
static inline u32 crc32_be_unaligned(u32 crc, unsigned char const *p, static inline u32 crc32_be_unaligned(u32 crc, unsigned char const *p,

8
crypto/crc32c_generic.c
View File

@ -85,7 +85,7 @@ static int chksum_update(struct shash_desc *desc, const u8 *data,
{ {
struct chksum_desc_ctx *ctx = shash_desc_ctx(desc); struct chksum_desc_ctx *ctx = shash_desc_ctx(desc);
ctx->crc = __crc32c_le_base(ctx->crc, data, length); ctx->crc = crc32c_le_base(ctx->crc, data, length);
return 0; return 0;
} }
@ -108,7 +108,7 @@ static int chksum_final(struct shash_desc *desc, u8 *out)
static int __chksum_finup(u32 *crcp, const u8 *data, unsigned int len, u8 *out) static int __chksum_finup(u32 *crcp, const u8 *data, unsigned int len, u8 *out)
{ {
put_unaligned_le32(~__crc32c_le_base(*crcp, data, len), out); put_unaligned_le32(~crc32c_le_base(*crcp, data, len), out);
return 0; return 0;
} }
@ -200,12 +200,12 @@ static struct shash_alg algs[] = {{
static int __init crc32c_mod_init(void) static int __init crc32c_mod_init(void)
{ {
/* register the arch flavor only if it differs from the generic one */ /* register the arch flavor only if it differs from the generic one */
return crypto_register_shashes(algs, 1 + (&__crc32c_le != &__crc32c_le_base)); return crypto_register_shashes(algs, 1 + (&__crc32c_le != &crc32c_le_base));
} }
static void __exit crc32c_mod_fini(void) static void __exit crc32c_mod_fini(void)
{ {
crypto_unregister_shashes(algs, 1 + (&__crc32c_le != &__crc32c_le_base)); crypto_unregister_shashes(algs, 1 + (&__crc32c_le != &crc32c_le_base));
} }
subsys_initcall(crc32c_mod_init); subsys_initcall(crc32c_mod_init);

2
include/linux/crc32.h
View File

@ -39,7 +39,7 @@ static inline u32 crc32_le_combine(u32 crc1, u32 crc2, size_t len2)
} }
u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len); u32 __pure __crc32c_le(u32 crc, unsigned char const *p, size_t len);
u32 __pure __crc32c_le_base(u32 crc, unsigned char const *p, size_t len); u32 __pure crc32c_le_base(u32 crc, unsigned char const *p, size_t len);
/** /**
* __crc32c_le_combine - Combine two crc32c check values into one. For two * __crc32c_le_combine - Combine two crc32c check values into one. For two

4
lib/crc32.c
View File

@ -207,8 +207,8 @@ EXPORT_SYMBOL(__crc32c_le);
u32 __pure crc32_le_base(u32, unsigned char const *, size_t) __alias(crc32_le); u32 __pure crc32_le_base(u32, unsigned char const *, size_t) __alias(crc32_le);
EXPORT_SYMBOL(crc32_le_base); EXPORT_SYMBOL(crc32_le_base);
u32 __pure __crc32c_le_base(u32, unsigned char const *, size_t) __alias(__crc32c_le); u32 __pure crc32c_le_base(u32, unsigned char const *, size_t) __alias(__crc32c_le);
EXPORT_SYMBOL(__crc32c_le_base); EXPORT_SYMBOL(crc32c_le_base);
u32 __pure crc32_be_base(u32, unsigned char const *, size_t) __alias(crc32_be); u32 __pure crc32_be_base(u32, unsigned char const *, size_t) __alias(crc32_be);