qemu/linux-user/syscall.c

691               const struct open_how_ver0 *, how, size_t, size)
3706         [TARGET_SYS_SHUTDOWN] = 2,    /* fd, how */
3759     case TARGET_SYS_SHUTDOWN: /* sockfd, how */
6894     /* if we don't know how to convert the value coming
8527     struct open_how_ver0 how = {0};
8534     ret = copy_struct_from_user(&how, sizeof(how), guest_open_how, guest_size);
8548     how.flags = target_to_host_bitmask(tswap64(how.flags), fcntl_flags_tbl);
8549     how.mode = tswap64(how.mode);
8550     how.resolve = tswap64(how.resolve);
8551     int fd = maybe_do_fake_open(cpu_env, dirfd, pathname, how.flags, how.mode,
8552                                 how.resolve, true);
8556         ret = get_errno(safe_openat2(dirfd, pathname, &how,
9593             /* FIXME - arg5 should be locked, but it isn't clear how to
10115             int how;
10119                 how = SIG_BLOCK;
10122                 how = SIG_UNBLOCK;
10125                 how = SIG_SETMASK;
10133             ret = do_sigprocmask(how, &set, &oldset);
10141             int how;
10153                     how = SIG_BLOCK;
10156                     how = SIG_UNBLOCK;
10159                     how = SIG_SETMASK;
10165                 how = 0;
10168             ret = do_sigprocmask(how, set_ptr, &oldset);
10181             int how = arg1;
10196                 switch(how) {
10198                     how = SIG_BLOCK;
10201                     how = SIG_UNBLOCK;
10204                     how = SIG_SETMASK;
10210                 how = 0;
10213             ret = do_sigprocmask(how, set_ptr, &oldset);
12285             int how;
12290                 how = SIG_BLOCK;
12293                 how = SIG_UNBLOCK;
12296                 how = SIG_SETMASK;
12303             ret = do_sigprocmask(how, &set, &oldset);