Re: [PATCH v2 3/3] x86/hash: cleanup
On 02/27/2014 09:47 AM, Jan Beulich wrote: - simplify switch statement - add __init annotation to setup_arch_fast_hash() Signed-off-by: Jan Beulich Cc: Francesco Fusco Cc: Daniel Borkmann Cc: Thomas Graf Cc: David S. Miller Acked-by: Daniel Borkmann -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v2 3/3] x86/hash: cleanup
- simplify switch statement - add __init annotation to setup_arch_fast_hash() Signed-off-by: Jan Beulich Cc: Francesco Fusco Cc: Daniel Borkmann Cc: Thomas Graf Cc: David S. Miller --- arch/x86/lib/hash.c | 12 ++-- 1 file changed, 6 insertions(+), 6 deletions(-) --- 3.14-rc4-x86-hash-crc32.orig/arch/x86/lib/hash.c +++ 3.14-rc4-x86-hash-crc32/arch/x86/lib/hash.c @@ -32,6 +32,7 @@ */ #include +#include #include #include @@ -55,17 +56,16 @@ static u32 intel_crc4_2_hash(const void for (i = 0; i < len / 4; i++) seed = crc32_u32(seed, *p32++); - switch (3 - (len & 0x03)) { - case 0: + switch (len & 3) { + case 3: tmp |= *((const u8 *) p32 + 2) << 16; /* fallthrough */ - case 1: + case 2: tmp |= *((const u8 *) p32 + 1) << 8; /* fallthrough */ - case 2: + case 1: tmp |= *((const u8 *) p32); seed = crc32_u32(seed, tmp); - default: break; } @@ -83,7 +83,7 @@ static u32 intel_crc4_2_hash2(const u32 return seed; } -void setup_arch_fast_hash(struct fast_hash_ops *ops) +void __init setup_arch_fast_hash(struct fast_hash_ops *ops) { if (cpu_has_xmm4_2) { ops->hash = intel_crc4_2_hash; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v2 3/3] x86/hash: cleanup
- simplify switch statement - add __init annotation to setup_arch_fast_hash() Signed-off-by: Jan Beulich jbeul...@suse.com Cc: Francesco Fusco ffu...@redhat.com Cc: Daniel Borkmann dbork...@redhat.com Cc: Thomas Graf tg...@redhat.com Cc: David S. Miller da...@davemloft.net --- arch/x86/lib/hash.c | 12 ++-- 1 file changed, 6 insertions(+), 6 deletions(-) --- 3.14-rc4-x86-hash-crc32.orig/arch/x86/lib/hash.c +++ 3.14-rc4-x86-hash-crc32/arch/x86/lib/hash.c @@ -32,6 +32,7 @@ */ #include linux/hash.h +#include linux/init.h #include asm/processor.h #include asm/cpufeature.h @@ -55,17 +56,16 @@ static u32 intel_crc4_2_hash(const void for (i = 0; i len / 4; i++) seed = crc32_u32(seed, *p32++); - switch (3 - (len 0x03)) { - case 0: + switch (len 3) { + case 3: tmp |= *((const u8 *) p32 + 2) 16; /* fallthrough */ - case 1: + case 2: tmp |= *((const u8 *) p32 + 1) 8; /* fallthrough */ - case 2: + case 1: tmp |= *((const u8 *) p32); seed = crc32_u32(seed, tmp); - default: break; } @@ -83,7 +83,7 @@ static u32 intel_crc4_2_hash2(const u32 return seed; } -void setup_arch_fast_hash(struct fast_hash_ops *ops) +void __init setup_arch_fast_hash(struct fast_hash_ops *ops) { if (cpu_has_xmm4_2) { ops-hash = intel_crc4_2_hash; -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 3/3] x86/hash: cleanup
On 02/27/2014 09:47 AM, Jan Beulich wrote: - simplify switch statement - add __init annotation to setup_arch_fast_hash() Signed-off-by: Jan Beulich jbeul...@suse.com Cc: Francesco Fusco ffu...@redhat.com Cc: Daniel Borkmann dbork...@redhat.com Cc: Thomas Graf tg...@redhat.com Cc: David S. Miller da...@davemloft.net Acked-by: Daniel Borkmann dbork...@redhat.com -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/