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-rw-r--r--src/plugins/dpdk/device/init.c38
1 files changed, 22 insertions, 16 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index 58de03b5343..2d2281e64a9 100644
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -1177,6 +1177,7 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input)
u8 *s, *tmp = 0;
int ret, i;
int num_whitelisted = 0;
+ int eal_no_hugetlb = 0;
u8 no_pci = 0;
u8 no_vmbus = 0;
u8 file_prefix = 0;
@@ -1195,6 +1196,7 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input)
if (unformat (input, "no-hugetlb"))
{
vec_add1 (conf->eal_init_args, (u8 *) "--no-huge");
+ eal_no_hugetlb = 1;
}
else if (unformat (input, "telemetry"))
conf->enable_telemetry = 1;
@@ -1345,22 +1347,27 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input)
if (!conf->uio_driver_name)
conf->uio_driver_name = format (0, "auto%c", 0);
- default_hugepage_sz = clib_mem_get_default_hugepage_size ();
-
- /* *INDENT-OFF* */
- clib_bitmap_foreach (x, tm->cpu_socket_bitmap, (
+ if (eal_no_hugetlb == 0)
{
- clib_error_t *e;
- uword n_pages;
- /* preallocate at least 16MB of hugepages per socket,
- if more is needed it is up to consumer to preallocate more */
- n_pages = round_pow2 ((uword) 16 << 20, default_hugepage_sz);
- n_pages /= default_hugepage_sz;
-
- if ((e = clib_sysfs_prealloc_hugepages(x, 0, n_pages)))
- clib_error_report (e);
- }));
- /* *INDENT-ON* */
+ vec_add1 (conf->eal_init_args, (u8 *) "--in-memory");
+
+ default_hugepage_sz = clib_mem_get_default_hugepage_size ();
+
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (x, tm->cpu_socket_bitmap, (
+ {
+ clib_error_t *e;
+ uword n_pages;
+ /* preallocate at least 16MB of hugepages per socket,
+ if more is needed it is up to consumer to preallocate more */
+ n_pages = round_pow2 ((uword) 16 << 20, default_hugepage_sz);
+ n_pages /= default_hugepage_sz;
+
+ if ((e = clib_sysfs_prealloc_hugepages(x, 0, n_pages)))
+ clib_error_report (e);
+ }));
+ /* *INDENT-ON* */
+ }
/* on/off dpdk's telemetry thread */
if (conf->enable_telemetry == 0)
@@ -1720,7 +1727,6 @@ dpdk_init (vlib_main_t * vm)
dm->conf->nchannels = 4;
vec_add1 (dm->conf->eal_init_args, (u8 *) "vnet");
- vec_add1 (dm->conf->eal_init_args, (u8 *) "--in-memory");
/* Default vlib_buffer_t flags, DISABLES tcp/udp checksumming... */
dm->buffer_flags_template = (VLIB_BUFFER_TOTAL_LENGTH_VALID |