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ABD Vectorized raidz

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Enable vectorized raidz code on ABD buffers.  The avx512f,
avx512bw, neon and aarch64_neonx2 are disabled in this commit.
With the exception of avx512bw these implementations are
updated for ABD in the subsequent commits.

Signed-off-by: Gvozden Neskovic <neskovic@gmail.com>
This commit is contained in:
Gvozden Neskovic
2016-08-24 15:51:33 +02:00
committed by Brian Behlendorf
parent a206522c4f
commit cbf484f8ad
13 changed files with 1438 additions and 1051 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zfs/vdev_raidz_math.c
+10 -29
View File
@@ -44,16 +44,6 @@ static raidz_impl_ops_t vdev_raidz_fastest_impl = {
.name = "fastest"
};
/* ABD BRINGUP -- not ready yet */
#if 1
#ifdef HAVE_SSSE3
#undef HAVE_SSSE3
#endif
#ifdef HAVE_AVX2
#undef HAVE_AVX2
#endif
#endif
/* All compiled in implementations */
const raidz_impl_ops_t *raidz_all_maths[] = {
&vdev_raidz_original_impl,
@@ -68,14 +58,14 @@ const raidz_impl_ops_t *raidz_all_maths[] = {
&vdev_raidz_avx2_impl,
#endif
#if defined(__x86_64) && defined(HAVE_AVX512F) /* only x86_64 for now */
&vdev_raidz_avx512f_impl,
// &vdev_raidz_avx512f_impl,
#endif
#if defined(__x86_64) && defined(HAVE_AVX512BW) /* only x86_64 for now */
&vdev_raidz_avx512bw_impl,
// &vdev_raidz_avx512bw_impl,
#endif
#if defined(__aarch64__)
&vdev_raidz_aarch64_neon_impl,
&vdev_raidz_aarch64_neonx2_impl,
// &vdev_raidz_aarch64_neon_impl,
// &vdev_raidz_aarch64_neonx2_impl,
#endif
};
@@ -159,8 +149,6 @@ vdev_raidz_math_generate(raidz_map_t *rm)
{
raidz_gen_f gen_parity = NULL;
/* ABD Bringup -- vector code not ready */
#if 0
switch (raidz_parity(rm)) {
case 1:
gen_parity = rm->rm_ops->gen[RAIDZ_GEN_P];
@@ -177,7 +165,6 @@ vdev_raidz_math_generate(raidz_map_t *rm)
raidz_parity(rm));
break;
}
#endif
/* if method is NULL execute the original implementation */
if (gen_parity == NULL)
@@ -188,8 +175,6 @@ vdev_raidz_math_generate(raidz_map_t *rm)
return (0);
}
/* ABD Bringup -- vector code not ready */
#if 0
static raidz_rec_f
reconstruct_fun_p_sel(raidz_map_t *rm, const int *parity_valid,
const int nbaddata)
@@ -244,7 +229,6 @@ reconstruct_fun_pqr_sel(raidz_map_t *rm, const int *parity_valid,
}
return ((raidz_rec_f) NULL);
}
#endif
/*
* Select data reconstruction method for raidz_map
@@ -256,31 +240,28 @@ int
vdev_raidz_math_reconstruct(raidz_map_t *rm, const int *parity_valid,
const int *dt, const int nbaddata)
{
raidz_rec_f rec_data = NULL;
raidz_rec_f rec_fn = NULL;
/* ABD Bringup -- vector code not ready */
#if 0
switch (raidz_parity(rm)) {
case PARITY_P:
rec_data = reconstruct_fun_p_sel(rm, parity_valid, nbaddata);
rec_fn = reconstruct_fun_p_sel(rm, parity_valid, nbaddata);
break;
case PARITY_PQ:
rec_data = reconstruct_fun_pq_sel(rm, parity_valid, nbaddata);
rec_fn = reconstruct_fun_pq_sel(rm, parity_valid, nbaddata);
break;
case PARITY_PQR:
rec_data = reconstruct_fun_pqr_sel(rm, parity_valid, nbaddata);
rec_fn = reconstruct_fun_pqr_sel(rm, parity_valid, nbaddata);
break;
default:
cmn_err(CE_PANIC, "invalid RAID-Z configuration %d",
raidz_parity(rm));
break;
}
#endif
if (rec_data == NULL)
if (rec_fn == NULL)
return (RAIDZ_ORIGINAL_IMPL);
else
return (rec_data(rm, dt));
return (rec_fn(rm, dt));
}
const char *raidz_gen_name[] = {