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user: Extract common MMAP API to 'user/mmap.h'

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Keep common MMAP-related declarations in a single place.

Note, this disable ThreadSafetyAnalysis on Linux for:
- mmap_fork_start()
- mmap_fork_end().

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250308122842.76377-4-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-01-16 17:33:13 +01:00
parent 84d66261be
commit 1405d7e60d
3 changed files with 35 additions and 28 deletions
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12
bsd-user/qemu.h
View file

@ -32,6 +32,7 @@
extern char **environ;
#include "user/thunk.h"
#include "user/mmap.h"
#include "target_arch.h"
#include "syscall_defs.h"
#include "target_syscall.h"
@ -233,19 +234,8 @@ void print_taken_signal(int target_signum, const target_siginfo_t *tinfo);
extern int do_strace;
/* mmap.c */
int target_mprotect(abi_ulong start, abi_ulong len, int prot);
abi_long target_mmap(abi_ulong start, abi_ulong len, int prot,
int flags, int fd, off_t offset);
int target_munmap(abi_ulong start, abi_ulong len);
abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size,
abi_ulong new_size, unsigned long flags,
abi_ulong new_addr);
int target_msync(abi_ulong start, abi_ulong len, int flags);
extern abi_ulong mmap_next_start;
abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size, abi_ulong alignment);
void mmap_reserve(abi_ulong start, abi_ulong size);
void TSA_NO_TSA mmap_fork_start(void);
void TSA_NO_TSA mmap_fork_end(int child);
/* main.c */
extern char qemu_proc_pathname[];