From 5d38f324993f49d1226ec81efe045834b46cd85a Mon Sep 17 00:00:00 2001 From: Erel Geron Date: Wed, 11 Sep 2019 14:51:20 +0200 Subject: um: drivers: Add virtio vhost-user driver This module allows virtio devices to be used over a vhost-user socket. Signed-off-by: Erel Geron Signed-off-by: Johannes Berg Signed-off-by: Richard Weinberger --- arch/um/include/shared/os.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/um/include/shared/os.h') diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index fa1909365666..d542dadcf22e 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -36,6 +36,8 @@ #define OS_LIB_PATH "/usr/lib/" #endif +#define OS_SENDMSG_MAX_FDS 8 + /* * types taken from stat_file() in hostfs_user.c * (if they are wrong here, they are wrong there...). @@ -176,6 +178,9 @@ extern unsigned os_major(unsigned long long dev); extern unsigned os_minor(unsigned long long dev); extern unsigned long long os_makedev(unsigned major, unsigned minor); extern int os_falloc_punch(int fd, unsigned long long offset, int count); +extern int os_eventfd(unsigned int initval, int flags); +extern int os_sendmsg_fds(int fd, const void *buf, unsigned int len, + const int *fds, unsigned int fds_num); /* start_up.c */ extern void os_early_checks(void); -- cgit v1.2.3