update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / spdk / dpdk / lib / librte_eal / windows / include / sched.h

diff --git a/ceph/src/spdk/dpdk/lib/librte_eal/windows/include/sched.h b/ceph/src/spdk/dpdk/lib/librte_eal/windows/include/sched.h
new file mode 100644 (file)
index 0000000..fbe07f7
--- /dev/null
+++ b/ceph/src/spdk/dpdk/lib/librte_eal/windows/include/sched.h
@@ -0,0 +1,92 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2019 Intel Corporation
+ */
+
+#ifndef _SCHED_H_
+#define _SCHED_H_
+
+/**
+ * This file is added to support the common code in eal_common_thread.c
+ * as Microsoft libc does not contain sched.h. This may be removed
+ * in future releases.
+ */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef CPU_SETSIZE
+#define CPU_SETSIZE RTE_MAX_LCORE
+#endif
+
+#define _BITS_PER_SET (sizeof(long long) * 8)
+#define _BIT_SET_MASK (_BITS_PER_SET - 1)
+
+#define _NUM_SETS(b) (((b) + _BIT_SET_MASK) / _BITS_PER_SET)
+#define _WHICH_SET(b) ((b) / _BITS_PER_SET)
+#define _WHICH_BIT(b) ((b) & (_BITS_PER_SET - 1))
+
+typedef struct _rte_cpuset_s {
+       long long _bits[_NUM_SETS(CPU_SETSIZE)];
+} rte_cpuset_t;
+
+#define CPU_SET(b, s) ((s)->_bits[_WHICH_SET(b)] |= (1LL << _WHICH_BIT(b)))
+
+#define CPU_ZERO(s)                                                    \
+       do {                                                            \
+               unsigned int _i;                                        \
+                                                                       \
+               for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++)         \
+                       (s)->_bits[_i] = 0LL;                           \
+       } while (0)
+
+#define CPU_ISSET(b, s) (((s)->_bits[_WHICH_SET(b)] & \
+       (1LL << _WHICH_BIT(b))) != 0LL)
+
+static inline int
+count_cpu(rte_cpuset_t *s)
+{
+       unsigned int _i;
+       int count = 0;
+
+       for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++)
+               if (CPU_ISSET(_i, s) != 0LL)
+                       count++;
+       return count;
+}
+#define CPU_COUNT(s) count_cpu(s)
+
+#define CPU_AND(dst, src1, src2) \
+do { \
+       unsigned int _i; \
+       \
+       for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++) \
+               (dst)->_bits[_i] = (src1)->_bits[_i] & (src2)->_bits[_i]; \
+} while (0)
+
+#define CPU_OR(dst, src1, src2) \
+do { \
+       unsigned int _i; \
+       \
+       for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++) \
+               (dst)->_bits[_i] = (src1)->_bits[_i] | (src2)->_bits[_i]; \
+} while (0)
+
+#define CPU_FILL(s) \
+do { \
+       unsigned int _i; \
+       for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++) \
+               (s)->_bits[_i] = -1LL; \
+} while (0)
+
+#define CPU_NOT(dst, src) \
+do { \
+       unsigned int _i; \
+       for (_i = 0; _i < _NUM_SETS(CPU_SETSIZE); _i++) \
+               (dst)->_bits[_i] = (src)->_bits[_i] ^ -1LL; \
+} while (0)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SCHED_H_ */