From: Tom Jones <thj@freebsd.org>
Date: Fri, 26 Jan 2024 17:34:51 +0000 (+0000)
Subject: vppinfra: Only prealloc hugepages on Linux
X-Git-Tag: v24.10-rc0~264
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=cb3372ddc87ef35a74da4dabc2046f760e386b05;p=vpp.git

vppinfra: Only prealloc hugepages on Linux

FreeBSD doesn't support sysfs or preallocating hugepages directly.  In
lieu of refactoring clib_sysfs calls place this one behind an #ifdef
linux.

Type: improvement
Change-Id: I4079ca70175e4cec44d913db2b0407a3ca6306c9
Signed-off-by: Tom Jones <thj@freebsd.org>
---

diff --git a/src/vppinfra/pmalloc.c b/src/vppinfra/pmalloc.c
index ee80d109c03..0bd343494e9 100644
--- a/src/vppinfra/pmalloc.c
+++ b/src/vppinfra/pmalloc.c
@@ -241,6 +241,7 @@ pmalloc_map_pages (clib_pmalloc_main_t * pm, clib_pmalloc_arena_t * a,
       return 0;
     }
 
+#ifdef __linux__
   if (a->log2_subpage_sz != clib_mem_get_log2_page_size ())
     {
       pm->error = clib_sysfs_prealloc_hugepages (numa_node,
@@ -249,6 +250,7 @@ pmalloc_map_pages (clib_pmalloc_main_t * pm, clib_pmalloc_arena_t * a,
       if (pm->error)
 	return 0;
     }
+#endif /* __linux__ */
 
   rv = clib_mem_set_numa_affinity (numa_node, /* force */ 1);
   if (rv == CLIB_MEM_ERROR && numa_node != 0)