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authorDamjan Marion <damarion@cisco.com>2017-09-08 19:21:00 +0200
committerDave Wallace <dwallacelf@gmail.com>2017-09-08 20:10:36 +0000
commit816122e303efb5012f6897bd53ff8fe28cd8fa1c (patch)
tree0b5e9be9df5a43a27c58a24d021fc584e8c0e99a /src
parent516bcfe904415482ac0bd356e078ca15f31897d1 (diff)
physmem: make fake allocation non-fatal if we cannot pick numa node
Change-Id: I563c043ed82e3ef199fc3d47931108f31cc01728 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vlib/linux/physmem.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/src/vlib/linux/physmem.c b/src/vlib/linux/physmem.c
index 6731295caec..fddff2ea57f 100644
--- a/src/vlib/linux/physmem.c
+++ b/src/vlib/linux/physmem.c
@@ -170,8 +170,13 @@ unix_physmem_region_alloc (vlib_main_t * vm, char *name, u32 size,
if (get_mempolicy (&old_mpol, old_mask->maskp, old_mask->size + 1, NULL, 0)
== -1)
{
- error = clib_error_return_unix (0, "get_mempolicy");
- goto error;
+ if ((flags & VLIB_PHYSMEM_F_FAKE) == 0)
+ {
+ error = clib_error_return_unix (0, "get_mempolicy");
+ goto error;
+ }
+ else
+ old_mpol = -1;
}
if ((flags & VLIB_PHYSMEM_F_FAKE) == 0)
@@ -246,7 +251,8 @@ unix_physmem_region_alloc (vlib_main_t * vm, char *name, u32 size,
goto error;
}
- numa_set_preferred (numa_node);
+ if (old_mpol != -1)
+ numa_set_preferred (numa_node);
pr->mem = mmap (0, size, (PROT_READ | PROT_WRITE), mmap_flags, pr->fd, 0);
@@ -257,7 +263,8 @@ unix_physmem_region_alloc (vlib_main_t * vm, char *name, u32 size,
goto error;
}
- if (set_mempolicy (old_mpol, old_mask->maskp, old_mask->size + 1) == -1)
+ if (old_mpol != -1 &&
+ set_mempolicy (old_mpol, old_mask->maskp, old_mask->size + 1) == -1)
{
error = clib_error_return_unix (0, "set_mempolicy");
goto error;