[UNIKRAFT PATCH 13/18] lib/ukallocregion: Internal functions as `static`

[Simon Kuenzer <simon.kuenzer@xxxxxxxxx>]

Declares internal functions as static in order to enable potentially
more aggressive optimizations by the compiler.

Signed-off-by: Simon Kuenzer <simon.kuenzer@xxxxxxxxx>
---
 lib/ukallocregion/region.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/lib/ukallocregion/region.c b/lib/ukallocregion/region.c
index fc8a63b2..e53accd9 100644
--- a/lib/ukallocregion/region.c
+++ b/lib/ukallocregion/region.c
@@ -56,7 +56,7 @@ struct uk_allocregion {
        void *heap_base;
 };
 
-void *uk_allocregion_malloc(struct uk_alloc *a, size_t size)
+static void *uk_allocregion_malloc(struct uk_alloc *a, size_t size)
 {
        struct uk_allocregion *b;
        uintptr_t intptr, newbase;
@@ -86,8 +86,8 @@ void *uk_allocregion_malloc(struct uk_alloc *a, size_t size)
        return (void *) intptr;
 }
 
-int uk_allocregion_posix_memalign(struct uk_alloc *a, void **memptr,
-                                       size_t align, size_t size)
+static int uk_allocregion_posix_memalign(struct uk_alloc *a, void **memptr,
+                                        size_t align, size_t size)
 {
        struct uk_allocregion *b;
        uintptr_t intptr, newbase;
@@ -125,7 +125,8 @@ int uk_allocregion_posix_memalign(struct uk_alloc *a, void 
**memptr,
        return 0;
 }
 
-void uk_allocregion_free(struct uk_alloc *a __unused, void *ptr __unused)
+static void uk_allocregion_free(struct uk_alloc *a __maybe_unused,
+                               void *ptr __maybe_unused)
 {
        uk_pr_debug("%p: Releasing of memory is not supported by "
                        "ukallocregion\n", a);
@@ -144,8 +145,8 @@ static ssize_t uk_allocregion_availmem(struct uk_alloc *a)
        return (uintptr_t) b->heap_top - (uintptr_t) b->heap_base;
 }
 
-int uk_allocregion_addmem(struct uk_alloc *a __unused, void *base __unused,
-                               size_t size __unused)
+static int uk_allocregion_addmem(struct uk_alloc *a __unused,
+                                void *base __unused, size_t size __unused)
 {
        /* TODO: support multiple regions */
        uk_pr_debug("%p: ukallocregion does not support multiple memory "
-- 
2.20.1