diff options
Diffstat (limited to 'lib/raid6')
| -rw-r--r-- | lib/raid6/test/Makefile | 2 | ||||
| -rw-r--r-- | lib/raid6/test/test.c | 32 | ||||
| -rw-r--r-- | lib/raid6/x86.h | 15 |
3 files changed, 32 insertions, 17 deletions
diff --git a/lib/raid6/test/Makefile b/lib/raid6/test/Makefile index aa651697b6d..c76151d9476 100644 --- a/lib/raid6/test/Makefile +++ b/lib/raid6/test/Makefile @@ -23,7 +23,7 @@ RANLIB = ranlib all: raid6.a raid6test raid6.a: int1.o int2.o int4.o int8.o int16.o int32.o mmx.o sse1.o sse2.o \ - altivec1.o altivec2.o altivec4.o altivec8.o recov.o algos.o \ + altivec1.o altivec2.o altivec4.o altivec8.o recov.o recov_ssse3.o algos.o \ tables.o rm -f $@ $(AR) cq $@ $^ diff --git a/lib/raid6/test/test.c b/lib/raid6/test/test.c index 7a930318b17..5a485b7a7d3 100644 --- a/lib/raid6/test/test.c +++ b/lib/raid6/test/test.c @@ -90,25 +90,35 @@ static int test_disks(int i, int j) int main(int argc, char *argv[]) { const struct raid6_calls *const *algo; + const struct raid6_recov_calls *const *ra; int i, j; int err = 0; makedata(); - for (algo = raid6_algos; *algo; algo++) { - if (!(*algo)->valid || (*algo)->valid()) { - raid6_call = **algo; + for (ra = raid6_recov_algos; *ra; ra++) { + if ((*ra)->valid && !(*ra)->valid()) + continue; + raid6_2data_recov = (*ra)->data2; + raid6_datap_recov = (*ra)->datap; - /* Nuke syndromes */ - memset(data[NDISKS-2], 0xee, 2*PAGE_SIZE); + printf("using recovery %s\n", (*ra)->name); - /* Generate assumed good syndrome */ - raid6_call.gen_syndrome(NDISKS, PAGE_SIZE, - (void **)&dataptrs); + for (algo = raid6_algos; *algo; algo++) { + if (!(*algo)->valid || (*algo)->valid()) { + raid6_call = **algo; - for (i = 0; i < NDISKS-1; i++) - for (j = i+1; j < NDISKS; j++) - err += test_disks(i, j); + /* Nuke syndromes */ + memset(data[NDISKS-2], 0xee, 2*PAGE_SIZE); + + /* Generate assumed good syndrome */ + raid6_call.gen_syndrome(NDISKS, PAGE_SIZE, + (void **)&dataptrs); + + for (i = 0; i < NDISKS-1; i++) + for (j = i+1; j < NDISKS; j++) + err += test_disks(i, j); + } } printf("\n"); } diff --git a/lib/raid6/x86.h b/lib/raid6/x86.h index cb2a8c91c88..d55d63232c5 100644 --- a/lib/raid6/x86.h +++ b/lib/raid6/x86.h @@ -35,24 +35,29 @@ static inline void kernel_fpu_end(void) { } +#define __aligned(x) __attribute__((aligned(x))) + #define X86_FEATURE_MMX (0*32+23) /* Multimedia Extensions */ #define X86_FEATURE_FXSR (0*32+24) /* FXSAVE and FXRSTOR instructions * (fast save and restore) */ #define X86_FEATURE_XMM (0*32+25) /* Streaming SIMD Extensions */ #define X86_FEATURE_XMM2 (0*32+26) /* Streaming SIMD Extensions-2 */ +#define X86_FEATURE_XMM3 (4*32+ 0) /* "pni" SSE-3 */ +#define X86_FEATURE_SSSE3 (4*32+ 9) /* Supplemental SSE-3 */ +#define X86_FEATURE_AVX (4*32+28) /* Advanced Vector Extensions */ #define X86_FEATURE_MMXEXT (1*32+22) /* AMD MMX extensions */ /* Should work well enough on modern CPUs for testing */ static inline int boot_cpu_has(int flag) { - u32 eax = (flag >> 5) ? 0x80000001 : 1; - u32 edx; + u32 eax = (flag & 0x20) ? 0x80000001 : 1; + u32 ecx, edx; asm volatile("cpuid" - : "+a" (eax), "=d" (edx) - : : "ecx", "ebx"); + : "+a" (eax), "=d" (edx), "=c" (ecx) + : : "ebx"); - return (edx >> (flag & 31)) & 1; + return ((flag & 0x80 ? ecx : edx) >> (flag & 31)) & 1; } #endif /* ndef __KERNEL__ */ |