-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
*/
#include <sys/types.h>
#include <sys/sysctl.h>
eal_hugepage_info_init(void)
{
size_t sysctl_size;
- int buffer_size, num_buffers, fd, error;
+ int num_buffers, fd, error;
+ int64_t buffer_size;
/* re-use the linux "internal config" structure for our memory data */
struct hugepage_info *hpi = &internal_config.hugepage_info[0];
struct hugepage_info *tmp_hpi;
+ internal_config.num_hugepage_sizes = 1;
+
+ /* nothing more to be done for secondary */
+ if (rte_eal_process_type() == RTE_PROC_SECONDARY)
+ return 0;
+
sysctl_size = sizeof(num_buffers);
error = sysctlbyname("hw.contigmem.num_buffers", &num_buffers,
&sysctl_size, NULL, 0);
if (error != 0) {
- RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.num_buffers");
+ RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.num_buffers\n");
return -1;
}
&sysctl_size, NULL, 0);
if (error != 0) {
- RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.buffer_size");
+ RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.buffer_size\n");
return -1;
}
if (buffer_size >= 1<<30)
RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dGB\n",
- num_buffers, buffer_size>>30);
+ num_buffers, (int)(buffer_size>>30));
else if (buffer_size >= 1<<20)
RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dMB\n",
- num_buffers, buffer_size>>20);
+ num_buffers, (int)(buffer_size>>20));
else
RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dKB\n",
- num_buffers, buffer_size>>10);
+ num_buffers, (int)(buffer_size>>10));
- internal_config.num_hugepage_sizes = 1;
hpi->hugedir = CONTIGMEM_DEV;
hpi->hugepage_sz = buffer_size;
hpi->num_pages[0] = num_buffers;
hpi->lock_descriptor = fd;
-
+
tmp_hpi = create_shared_memory(eal_hugepage_info_path(),
- sizeof(struct hugepage_info));
+ sizeof(internal_config.hugepage_info));
if (tmp_hpi == NULL ) {
RTE_LOG(ERR, EAL, "Failed to create shared memory!\n");
return -1;
}
- memcpy(tmp_hpi, hpi, sizeof(struct hugepage_info));
+ memcpy(tmp_hpi, hpi, sizeof(internal_config.hugepage_info));
- if ( munmap(tmp_hpi, sizeof(struct hugepage_info)) < 0) {
+ if (munmap(tmp_hpi, sizeof(internal_config.hugepage_info)) < 0) {
RTE_LOG(ERR, EAL, "Failed to unmap shared memory!\n");
return -1;
}
-
+
return 0;
}