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authorTom Jones <thj@freebsd.org>2024-01-29 15:16:27 +0000
committerDamjan Marion <dmarion@0xa5.net>2024-02-18 16:06:31 +0000
commit67e7f016d21c36778b22f8c2c2480868bf603cd8 (patch)
tree1d13bbb39a57eedb5d4d141fab28b0b283ee438b /src/vppinfra
parent9bf4f8fb5823f108601b50ba4b787f17b854abdc (diff)
vppinfra: Place hugepage MMAP call behind linux specific ifdef
Type: improvement Change-Id: I3a48ec4fd4a4063b6e3792b87def7bb796fc947c Signed-off-by: Tom Jones <thj@freebsd.org>
Diffstat (limited to 'src/vppinfra')
-rw-r--r--src/vppinfra/bihash_template.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/vppinfra/bihash_template.c b/src/vppinfra/bihash_template.c
index 38354a12992..8094321bc89 100644
--- a/src/vppinfra/bihash_template.c
+++ b/src/vppinfra/bihash_template.c
@@ -106,8 +106,10 @@ static inline void *BV (alloc_aligned) (BVT (clib_bihash) * h, uword nbytes)
void *base, *rv;
uword alloc = alloc_arena_next (h) - alloc_arena_mapped (h);
int mmap_flags = MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS;
+#if __linux__
int mmap_flags_huge = (mmap_flags | MAP_HUGETLB | MAP_LOCKED |
BIHASH_LOG2_HUGEPAGE_SIZE << MAP_HUGE_SHIFT);
+#endif /* __linux__ */
/* new allocation is 25% of existing one */
if (alloc_arena_mapped (h) >> 2 > alloc)
@@ -118,7 +120,11 @@ static inline void *BV (alloc_aligned) (BVT (clib_bihash) * h, uword nbytes)
base = (void *) (uword) (alloc_arena (h) + alloc_arena_mapped (h));
+#if __linux__
rv = mmap (base, alloc, PROT_READ | PROT_WRITE, mmap_flags_huge, -1, 0);
+#elif __FreeBSD__
+ rv = MAP_FAILED;
+#endif /* __linux__ */
/* fallback - maybe we are still able to allocate normal pages */
if (rv == MAP_FAILED || mlock (base, alloc) != 0)