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authorErel Geron <erelx.geron@intel.com>2019-09-11 14:51:20 +0200
committerRichard Weinberger <richard@nod.at>2019-09-15 21:37:15 +0200
commit5d38f324993f49d1226ec81efe045834b46cd85a (patch)
treec5f412c7bbffa5d9778b13f37563805e69d5bfe6 /arch/um/include/shared
parent851b6cb17c9912bc0cb452e477c04542b01db51b (diff)
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 <erelx.geron@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/include/shared')
-rw-r--r--arch/um/include/shared/os.h5
1 files changed, 5 insertions, 0 deletions
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);