Merge branch 'epex4' into uberpoll

12 files changed, 298 insertions, 0 deletions

diff --git a/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj b/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj
new file mode 100644
index 0000000000..36e6fee0db
--- /dev/null
+++ b/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj
@@ -0,0 +1,170 @@
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+      <Platform>Win32</Platform>
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+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
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+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
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+  <PropertyGroup Label="Globals">
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+    <IgnoreWarnIntDirInTempDetected>true</IgnoreWarnIntDirInTempDetected>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '10.0'" Label="Configuration">
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+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
+    <ConfigurationType>StaticLibrary</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
+    <ConfigurationType>StaticLibrary</ConfigurationType>
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+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
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+  <ImportGroup Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+    <Import Project="$(SolutionDir)\..\vsprojects\global.props" />
+    <Import Project="$(SolutionDir)\..\vsprojects\winsock.props" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)'=='Debug'">
+    <TargetName>check_epollexclusive</TargetName>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)'=='Release'">
+    <TargetName>check_epollexclusive</TargetName>
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+      <WarningLevel>Level3</WarningLevel>
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+      <SDLCheck>true</SDLCheck>
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+      <WarningLevel>Level3</WarningLevel>
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+      <SDLCheck>true</SDLCheck>
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+      <FunctionLevelLinking>true</FunctionLevelLinking>
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+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation Condition="!$(Jenkins)">true</GenerateDebugInformation>
+      <GenerateDebugInformation Condition="$(Jenkins)">false</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
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+    <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
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+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
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+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
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+    <Link>
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+  <ItemGroup>
+    <ClCompile Include="$(SolutionDir)\..\test\build\check_epollexclusive.c">
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+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="$(SolutionDir)\..\vsprojects\vcxproj\.\grpc\grpc.vcxproj">
+      <Project>{29D16885-7228-4C31-81ED-5F9187C7F2A9}</Project>
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
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+  </Target>
+</Project>
+
diff --git a/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj.filters b/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj.filters
new file mode 100644
index 0000000000..5572541d1d
--- /dev/null
+++ b/vsprojects/vcxproj/check_epollexclusive/check_epollexclusive.vcxproj.filters
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ClCompile Include="$(SolutionDir)\..\test\build\check_epollexclusive.c">
+      <Filter>test\build</Filter>
+    </ClCompile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Filter Include="test">
+      <UniqueIdentifier>{98195cc4-af1b-3ef2-80a8-86b96fa1c488}</UniqueIdentifier>
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+    <Filter Include="test\build">
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+
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
index fff963448d..087fb61252 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
@@ -397,6 +397,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_posix.h" />
@@ -406,6 +407,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
@@ -427,6 +429,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_posix.h" />
@@ -614,6 +617,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.c">
@@ -634,6 +639,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
index f80c92f3f6..23a44a3ebd 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
@@ -187,6 +187,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -217,6 +220,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -917,6 +923,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -944,6 +953,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -1007,6 +1019,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
index 3df9d38761..0b7d9a4ca1 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
@@ -391,6 +391,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_posix.h" />
@@ -400,6 +401,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
@@ -421,6 +423,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_posix.h" />
@@ -598,6 +601,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.c">
@@ -618,6 +623,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
index 3de0554d48..e4d96f0785 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
@@ -172,6 +172,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -202,6 +205,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -884,6 +890,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -911,6 +920,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -974,6 +986,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc/grpc.vcxproj b/vsprojects/vcxproj/grpc/grpc.vcxproj
index d5f8db160b..d288981ab9 100644
--- a/vsprojects/vcxproj/grpc/grpc.vcxproj
+++ b/vsprojects/vcxproj/grpc/grpc.vcxproj
@@ -321,6 +321,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_posix.h" />
@@ -330,6 +331,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
@@ -351,6 +353,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_posix.h" />
@@ -555,6 +558,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.c">
@@ -575,6 +580,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
diff --git a/vsprojects/vcxproj/grpc/grpc.vcxproj.filters b/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
index c9f53b96de..6dbde3fb5f 100644
--- a/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
@@ -67,6 +67,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -97,6 +100,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -884,6 +890,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -911,6 +920,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -974,6 +986,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
index b3030846ba..3302a6cdcd 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
@@ -216,6 +216,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_posix.h" />
@@ -225,6 +226,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
@@ -246,6 +248,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_posix.h" />
@@ -387,6 +390,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.c">
@@ -407,6 +412,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
index 992e09e65f..40b120e53e 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
@@ -124,6 +124,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -154,6 +157,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -632,6 +638,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -659,6 +668,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -722,6 +734,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
index bcc080861b..e4a910fe1e 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
@@ -311,6 +311,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\error_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_posix.h" />
@@ -320,6 +321,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
@@ -341,6 +343,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_posix.h" />
@@ -522,6 +525,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_poll_posix.c">
@@ -542,6 +547,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
index d7aed9b220..737c49ac35 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
@@ -70,6 +70,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -100,6 +103,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_windows.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -794,6 +800,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epoll1_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollex_linux.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\ev_epollsig_linux.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -821,6 +830,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\is_epollexclusive_available.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
@@ -884,6 +896,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sys_epoll_wrapper.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\tcp_client.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>