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authorStephen Hemminger <stephen@networkplumber.org>2013-12-29 12:13:08 -0800
committerMarcelo Tosatti <mtosatti@redhat.com>2014-01-08 19:03:00 -0200
commitea0269bc34a7df6bda1ee862ad198dee0839f170 (patch)
tree5d7d3f00b13f9374bd8b8cb3ee3a6406ef7e4d89 /virt
parent7940876e1330671708186ac3386aa521ffb5c182 (diff)
downloadlinux-ea0269bc34a7df6bda1ee862ad198dee0839f170.tar.gz
kvm: remove dead code
The function kvm_io_bus_read_cookie is defined but never used in current in-tree code. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index e7c6ddd8ecc..b28579e8424 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2934,33 +2934,6 @@ int kvm_io_bus_read(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
return r < 0 ? r : 0;
}
-/* kvm_io_bus_read_cookie - called under kvm->slots_lock */
-int kvm_io_bus_read_cookie(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
- int len, void *val, long cookie)
-{
- struct kvm_io_bus *bus;
- struct kvm_io_range range;
-
- range = (struct kvm_io_range) {
- .addr = addr,
- .len = len,
- };
-
- bus = srcu_dereference(kvm->buses[bus_idx], &kvm->srcu);
-
- /* First try the device referenced by cookie. */
- if ((cookie >= 0) && (cookie < bus->dev_count) &&
- (kvm_io_bus_cmp(&range, &bus->range[cookie]) == 0))
- if (!kvm_iodevice_read(bus->range[cookie].dev, addr, len,
- val))
- return cookie;
-
- /*
- * cookie contained garbage; fall back to search and return the
- * correct cookie value.
- */
- return __kvm_io_bus_read(bus, &range, val);
-}
/* Caller must hold slots_lock. */
int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,