Fix installation with aotriton

Upstream bug: https://github.com/pytorch/pytorch/issues/158109
--- a/cmake/External/aotriton.cmake
+++ b/cmake/External/aotriton.cmake
@@ -43,10 +43,6 @@ if(NOT __AOTRITON_INCLUDED)
 
   # Note it is INSTALL"ED"
   if(DEFINED ENV{AOTRITON_INSTALLED_PREFIX})
-    install(DIRECTORY
-            $ENV{AOTRITON_INSTALLED_PREFIX}/${CMAKE_INSTALL_LIBDIR}
-            $ENV{AOTRITON_INSTALLED_PREFIX}/include
-            DESTINATION ${__AOTRITON_INSTALL_DIR})
     set(__AOTRITON_INSTALL_DIR "$ENV{AOTRITON_INSTALLED_PREFIX}")
     message(STATUS "Using Preinstalled AOTriton at ${__AOTRITON_INSTALL_DIR}")
   elseif(DEFINED ENV{AOTRITON_INSTALL_FROM_SOURCE})
--- a/caffe2/CMakeLists.txt
+++ b/caffe2/CMakeLists.txt
@@ -921,7 +921,7 @@ if(USE_ROCM)
   set(CUDA_LINK_LIBRARIES_KEYWORD PRIVATE)
   list(APPEND Caffe2_HIP_SRCS ${GENERATED_CXX_TORCH_CUDA})
   hip_add_library(torch_hip ${Caffe2_HIP_SRCS})
-  if(USE_FLASH_ATTENTION)
+  if(USE_FLASH_ATTENTION OR USE_MEM_EFF_ATTENTION)
     target_link_libraries(torch_hip PRIVATE __caffe2_aotriton)
   endif()
   set(CUDA_LINK_LIBRARIES_KEYWORD)
