On Wed, 2022-07-13 at 01:27 +0200, Jason A. Donenfeld wrote:
+++ b/arch/um/include/shared/os.h @@ -11,6 +11,12 @@ #include <irq_user.h> #include <longjmp.h> #include <mm_id.h> +/* This is to get size_t */ +#ifndef __UM_HOST__ +#include <linux/types.h> +#else +#include <stddef.h> +#endif #define CATCH_EINTR(expr) while ((errno = 0, ((expr) < 0)) && (errno == EINTR)) @@ -243,6 +249,7 @@ extern void stack_protections(unsigned long address); extern int raw(int fd); extern void setup_machinename(char *machine_out); extern void setup_hostinfo(char *buf, int len); +extern ssize_t os_getrandom(void *buf, size_t len, unsigned int flags);
For me, this doesn't compile, and per the man-page on my system, ssize_t requires <sys/types.h>, not <stddef.h>?
johannes