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DLPX-44812 integrate EP-220 large memory scalability

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This commit is contained in:
David Quigley
2016-07-22 11:52:49 -04:00
committed by Brian Behlendorf
parent 616fa7c02b
commit a6255b7fce
49 changed files with 2625 additions and 798 deletions
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module/zfs/vdev_raidz_math.c
+23 -5
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@@ -44,6 +44,16 @@ 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,
@@ -149,6 +159,8 @@ 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];
@@ -165,6 +177,7 @@ 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)
@@ -175,6 +188,8 @@ 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)
@@ -229,6 +244,7 @@ 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
@@ -242,6 +258,8 @@ vdev_raidz_math_reconstruct(raidz_map_t *rm, const int *parity_valid,
{
raidz_rec_f rec_data = 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);
@@ -257,6 +275,7 @@ vdev_raidz_math_reconstruct(raidz_map_t *rm, const int *parity_valid,
raidz_parity(rm));
break;
}
#endif
if (rec_data == NULL)
return (RAIDZ_ORIGINAL_IMPL);
@@ -471,13 +490,12 @@ vdev_raidz_math_init(void)
return;
#endif
/* Fake an zio and run the benchmark on it */
/* Fake an zio and run the benchmark on a warmed up buffer */
bench_zio = kmem_zalloc(sizeof (zio_t), KM_SLEEP);
bench_zio->io_offset = 0;
bench_zio->io_size = BENCH_ZIO_SIZE; /* only data columns */
bench_zio->io_data = zio_data_buf_alloc(BENCH_ZIO_SIZE);
VERIFY(bench_zio->io_data);
memset(bench_zio->io_data, 0xAA, BENCH_ZIO_SIZE); /* warm up */
bench_zio->io_abd = abd_alloc_linear(BENCH_ZIO_SIZE, B_TRUE);
memset(abd_to_buf(bench_zio->io_abd), 0xAA, BENCH_ZIO_SIZE);
/* Benchmark parity generation methods */
for (fn = 0; fn < RAIDZ_GEN_NUM; fn++) {
@@ -501,7 +519,7 @@ vdev_raidz_math_init(void)
vdev_raidz_map_free(bench_rm);
/* cleanup the bench zio */
zio_data_buf_free(bench_zio->io_data, BENCH_ZIO_SIZE);
abd_free(bench_zio->io_abd);
kmem_free(bench_zio, sizeof (zio_t));
/* install kstats for all impl */