From: Paolo Bonzini <pbonz...@redhat.com>
address_space_rw is calling address_space_to_flatview but it can
be called outside the RCU lock. To fix it, transform flatview_rw
into address_space_rw, since flatview_rw is otherwise unused.
Reviewed-by: Alexey Kardashevskiy <a...@ozlabs.ru>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
(cherry picked from commit db84fd973eba3f1e121416dcab73a4e8a60f2526)
Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
---
exec.c | 28 ++++++++++------------------
1 file changed, 10 insertions(+), 18 deletions(-)
diff --git a/exec.c b/exec.c
index e30155c113..d589283bdd 100644
--- a/exec.c
+++ b/exec.c
@@ -3108,24 +3108,6 @@ static MemTxResult flatview_read(FlatView *fv, hwaddr
addr,
addr1, l, mr);
}
-static MemTxResult flatview_rw(FlatView *fv, hwaddr addr, MemTxAttrs attrs,
- uint8_t *buf, int len, bool is_write)
-{
- if (is_write) {
- return flatview_write(fv, addr, attrs, (uint8_t *)buf, len);
- } else {
- return flatview_read(fv, addr, attrs, (uint8_t *)buf, len);
- }
-}
-
-MemTxResult address_space_rw(AddressSpace *as, hwaddr addr,
- MemTxAttrs attrs, uint8_t *buf,
- int len, bool is_write)
-{
- return flatview_rw(address_space_to_flatview(as),
- addr, attrs, buf, len, is_write);
-}
-
MemTxResult address_space_read_full(AddressSpace *as, hwaddr addr,
MemTxAttrs attrs, uint8_t *buf, int len)
{
@@ -3159,6 +3141,16 @@ MemTxResult address_space_write(AddressSpace *as, hwaddr
addr,
return result;
}
+MemTxResult address_space_rw(AddressSpace *as, hwaddr addr, MemTxAttrs attrs,
+ uint8_t *buf, int len, bool is_write)
+{
+ if (is_write) {
+ return address_space_write(as, addr, attrs, buf, len);
+ } else {
+ return address_space_read_full(as, addr, attrs, buf, len);
+ }
+}
+
void cpu_physical_memory_rw(hwaddr addr, uint8_t *buf,
int len, int is_write)
{
--
2.11.0
