bsd-user: Implement msync(2)
Co-authored-by: Kyle Evans <kevans@FreeBSD.org> Signed-off-by: Stacey Son <sson@FreeBSD.org> Signed-off-by: Kyle Evans <kevans@FreeBSD.org> Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com> Reviewed-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230925182709.4834-15-kariem.taha2.7@gmail.com>
This commit is contained in:
parent
ecbe22494d
commit
f28a1e4bab
@ -88,4 +88,15 @@ static inline abi_long do_bsd_mprotect(abi_long arg1, abi_long arg2,
|
||||
return get_errno(target_mprotect(arg1, arg2, arg3));
|
||||
}
|
||||
|
||||
/* msync(2) */
|
||||
static inline abi_long do_bsd_msync(abi_long addr, abi_long len, abi_long flags)
|
||||
{
|
||||
if (!guest_range_valid_untagged(addr, len)) {
|
||||
/* It seems odd, but POSIX wants this to be ENOMEM */
|
||||
return -TARGET_ENOMEM;
|
||||
}
|
||||
|
||||
return get_errno(msync(g2h_untagged(addr), len, flags));
|
||||
}
|
||||
|
||||
#endif /* BSD_USER_BSD_MEM_H */
|
||||
|
@ -811,6 +811,10 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
|
||||
ret = do_bsd_mprotect(arg1, arg2, arg3);
|
||||
break;
|
||||
|
||||
case TARGET_FREEBSD_NR_msync: /* msync(2) */
|
||||
ret = do_bsd_msync(arg1, arg2, arg3);
|
||||
break;
|
||||
|
||||
#if defined(__FreeBSD_version) && __FreeBSD_version >= 1300048
|
||||
case TARGET_FREEBSD_NR_shm_open2: /* shm_open2(2) */
|
||||
ret = do_freebsd_shm_open2(arg1, arg2, arg3, arg4, arg5);
|
||||
|
Loading…
Reference in New Issue
Block a user