summaryrefslogtreecommitdiff
path: root/include/uapi
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2023-08-29 03:41:30 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-08-29 03:41:30 +0300
commit6383cb42ac01e6fb9ef6a035a2288786e61bdddf (patch)
tree2a91917473b5f7502e82559980cd82c570ed26ff /include/uapi
parent542034175ca715d28522a59c1f88a58349f2765c (diff)
parentf8941e6c4c712948663ec5d7bbb546f1a0f4e3f6 (diff)
downloadlinux-6383cb42ac01e6fb9ef6a035a2288786e61bdddf.tar.xz
Merge tag 'for-linus-6.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen updates from Juergen Gross: - a bunch of minor cleanups - a patch adding irqfd support for virtio backends running as user daemon supporting Xen guests * tag 'for-linus-6.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen: privcmd: Add support for irqfd xen/xenbus: Avoid a lockdep warning when adding a watch xen: Fix one kernel-doc comment xen: xenbus: Use helper function IS_ERR_OR_NULL() xen: Switch to use kmemdup() helper xen-pciback: Remove unused function declarations x86/xen: Make virt_to_pfn() a static inline xen: remove a confusing comment on auto-translated guest I/O xen/evtchn: Remove unused function declaration xen_set_affinity_evtchn()
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/xen/privcmd.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/xen/privcmd.h b/include/uapi/xen/privcmd.h
index d2029556083e..375718ba4ab6 100644
--- a/include/uapi/xen/privcmd.h
+++ b/include/uapi/xen/privcmd.h
@@ -98,6 +98,18 @@ struct privcmd_mmap_resource {
__u64 addr;
};
+/* For privcmd_irqfd::flags */
+#define PRIVCMD_IRQFD_FLAG_DEASSIGN (1 << 0)
+
+struct privcmd_irqfd {
+ void __user *dm_op;
+ __u32 size; /* Size of structure pointed by dm_op */
+ __u32 fd;
+ __u32 flags;
+ domid_t dom;
+ __u8 pad[2];
+};
+
/*
* @cmd: IOCTL_PRIVCMD_HYPERCALL
* @arg: &privcmd_hypercall_t
@@ -125,5 +137,7 @@ struct privcmd_mmap_resource {
_IOC(_IOC_NONE, 'P', 6, sizeof(domid_t))
#define IOCTL_PRIVCMD_MMAP_RESOURCE \
_IOC(_IOC_NONE, 'P', 7, sizeof(struct privcmd_mmap_resource))
+#define IOCTL_PRIVCMD_IRQFD \
+ _IOC(_IOC_NONE, 'P', 8, sizeof(struct privcmd_irqfd))
#endif /* __LINUX_PUBLIC_PRIVCMD_H__ */