diff options
| author |   Tom Jones <thj@freebsd.org> | 2024-05-07 10:07:47 +0000 |
|---|---|---|
| committer |   Damjan Marion <dmarion@0xa5.net> | 2024-05-14 07:34:25 +0000 |
| commit | 2f5d094ddd82c2ae429b38b3963456e0ef9c8225 (patch) | |
| tree | c025e44c1eadc6d98926c81aabe7a05bcf007816 | |
| parent | 16cc51b88a16c14002aebcff9943167b75d79a92 (diff) | |
dpdk: Only prealloc huge pages on Linux
Type: improvement
Change-Id: I4d9c0f96d81c8b510086a54990b3fcd3d5fdb695
Signed-off-by: Tom Jones <thj@freebsd.org>
| -rw-r--r-- | src/plugins/dpdk/device/init.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c index 421f662efa2..e416efe2e4d 100644 --- a/src/plugins/dpdk/device/init.c +++ b/src/plugins/dpdk/device/init.c @@ -1045,12 +1045,14 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) dpdk_main_t *dm = &dpdk_main; clib_error_t *error = 0; dpdk_config_main_t *conf = &dpdk_config_main; - vlib_thread_main_t *tm = vlib_get_thread_main (); dpdk_device_config_t *devconf; vlib_pci_addr_t pci_addr = { 0 }; vlib_vmbus_addr_t vmbus_addr = { 0 }; unformat_input_t sub_input; +#ifdef __linux + vlib_thread_main_t *tm = vlib_get_thread_main (); uword default_hugepage_sz, x; +#endif /* __linux__ */ u8 *s, *tmp = 0; int ret, i; int num_whitelisted = 0; @@ -1258,6 +1260,11 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) { vec_add1 (conf->eal_init_args, (u8 *) "--in-memory"); +#ifdef __linux__ + /* + * FreeBSD performs huge page prealloc through a dedicated kernel mode + * this process is only required on Linux. + */ default_hugepage_sz = clib_mem_get_default_hugepage_size (); clib_bitmap_foreach (x, tm->cpu_socket_bitmap) @@ -1272,6 +1279,7 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) if ((e = clib_sysfs_prealloc_hugepages(x, 0, n_pages))) clib_error_report (e); } +#endif /* __linux__ */ } /* on/off dpdk's telemetry thread */ |