Stupid bug - we need to compare the return value of recvmsg to the value of iov_len, not its size. This caused port_helper processes not to be killed on shutdown on x86_64 because the pids weren't being passed out properly.
Signed-off-by: Jeff Dike <[EMAIL PROTECTED]> --- arch/um/os-Linux/file.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) Index: linux-2.6/arch/um/os-Linux/file.c =================================================================== --- linux-2.6.orig/arch/um/os-Linux/file.c 2007-11-12 10:26:26.000000000 -0500 +++ linux-2.6/arch/um/os-Linux/file.c 2007-11-12 10:32:30.000000000 -0500 @@ -496,8 +496,7 @@ int os_rcv_fd(int fd, int *helper_pid_ou n = recvmsg(fd, &msg, 0); if(n < 0) return -errno; - - else if(n != sizeof(iov.iov_len)) + else if(n != iov.iov_len) *helper_pid_out = -1; cmsg = CMSG_FIRSTHDR(&msg); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/