1e5355eba1
Functions and macros dependent on different kernel versions are now generated before compilation basing on current kernel capabilities instead of hardcoding them for specific kernels. Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
40 lines
1020 B
Bash
40 lines
1020 B
Bash
#!/bin/bash
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#
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# Copyright(c) 2012-2019 Intel Corporation
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# SPDX-License-Identifier: BSD-3-Clause-Clear
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#
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. `dirname $0`/conf_framework
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if compile_module "vm_munmap(0, 0)" "linux/mm.h"
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then
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add_function "
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#include <uapi/asm-generic/mman-common.h>
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static inline unsigned long cas_vm_mmap(struct file *file,
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unsigned long addr, unsigned long len)
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{
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return vm_mmap(file, addr, len, PROT_READ | PROT_WRITE,
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MAP_ANONYMOUS | MAP_PRIVATE, 0);
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}"
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add_function "
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static inline int cas_vm_munmap(unsigned long start, size_t len)
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{
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return vm_munmap(start, len);
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}"
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elif compile_module "do_munmap(NULL, 0)" "linux/mm.h"
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then
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add_function "
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#include <asm-generic/mman-common.h>
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static inline unsigned long cas_vm_mmap(struct file *file,
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unsigned long addr, unsigned long len)
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{
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return do_mmap_pgoff(file, addr, len, PROT_READ | PROT_WRITE,
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MAP_ANONYMOUS | MAP_PRIVATE, 0);
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}"
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add_function "
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static inline int cas_vm_munmap(unsigned long start, size_t len)
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{
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return do_munmap(current->mm, start, len);
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}"
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fi
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