/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Copyright (c) 2015-2019 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
#include <vppinfra/heap.h>
#include <vppinfra/pool.h>
#include <vppinfra/format.h>
-#include <vppinfra/linux/syscall.h>
+#include <vppinfra/lock.h>
#ifndef MMAP_PAGESIZE
#define MMAP_PAGESIZE (clib_mem_get_page_size())
void *heap;
/* Segment must be mapped at this address, or no supper */
- u64 ssvm_va;
+ uword ssvm_va;
/* The actual mmap size */
- u64 ssvm_size;
+ uword ssvm_size;
u32 master_pid;
u32 slave_pid;
u8 *name;
typedef struct
{
ssvm_shared_header_t *sh;
- u64 ssvm_size;
+ uword ssvm_size;
+ uword requested_va;
u32 my_pid;
u8 *name;
- uword requested_va;
+ u8 numa; /**< Numa requested at alloc time */
int i_am_master;
union
return;
}
- while (__sync_lock_test_and_set (&h->lock, 1))
- ;
+ while (clib_atomic_test_and_set (&h->lock))
+ CLIB_PAUSE ();
h->owner_pid = my_pid;
h->recursion_count = 1;
always_inline void
ssvm_lock_non_recursive (ssvm_shared_header_t * h, u32 tag)
{
- while (__sync_lock_test_and_set (&h->lock, 1))
- ;
+ while (clib_atomic_test_and_set (&h->lock))
+ CLIB_PAUSE ();
h->tag = tag;
}
{
h->owner_pid = 0;
h->tag = 0;
- CLIB_MEMORY_BARRIER ();
- h->lock = 0;
+ clib_atomic_release (&h->lock);
}
}
ssvm_unlock_non_recursive (ssvm_shared_header_t * h)
{
h->tag = 0;
- CLIB_MEMORY_BARRIER ();
- h->lock = 0;
+ clib_atomic_release (&h->lock);
}
static inline void *