summaryrefslogtreecommitdiffstats
path: root/Documentation/virtual/kvm/locking.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/virtual/kvm/locking.txt')
-rw-r--r--Documentation/virtual/kvm/locking.txt25
1 files changed, 0 insertions, 25 deletions
diff --git a/Documentation/virtual/kvm/locking.txt b/Documentation/virtual/kvm/locking.txt
deleted file mode 100644
index 3b4cd3b..0000000
--- a/Documentation/virtual/kvm/locking.txt
+++ /dev/null
@@ -1,25 +0,0 @@
-KVM Lock Overview
-=================
-
-1. Acquisition Orders
----------------------
-
-(to be written)
-
-2. Reference
-------------
-
-Name: kvm_lock
-Type: raw_spinlock
-Arch: any
-Protects: - vm_list
- - hardware virtualization enable/disable
-Comment: 'raw' because hardware enabling/disabling must be atomic /wrt
- migration.
-
-Name: kvm_arch::tsc_write_lock
-Type: raw_spinlock
-Arch: x86
-Protects: - kvm_arch::{last_tsc_write,last_tsc_nsec,last_tsc_offset}
- - tsc offset in vmcb
-Comment: 'raw' because updating the tsc offsets must not be preempted.