OvmfPkg: Update code to be more C11 compliant by using __func__

__FUNCTION__ is a pre-standard extension that gcc and Visual C++ among
others support, while __func__ was standardized in C99.

Since it's more standard, replace __FUNCTION__ with __func__ throughout
OvmfPkg.

Signed-off-by: Rebecca Cran <rebecca@bsdio.com>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>

OvmfPkg/VirtioFsDxe/FuseFlush.c

@@ -111,7 +111,7 @@ VirtioFsFuseFlush (
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu FuseHandle=%Lu "
       "Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId,
       FuseHandle,

OvmfPkg/VirtioFsDxe/FuseFsync.c

@@ -116,7 +116,7 @@ VirtioFsFuseFsyncFileOrDir (
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu FuseHandle=%Lu "
       "IsDir=%d Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId,
       FuseHandle,

OvmfPkg/VirtioFsDxe/FuseGetAttr.c

@@ -116,7 +116,7 @@ VirtioFsFuseGetAttr (
     DEBUG ((
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId,
       CommonResp.Error

OvmfPkg/VirtioFsDxe/FuseInit.c

@@ -125,7 +125,7 @@ VirtioFsFuseInitSession (
       DEBUG ((
         DEBUG_ERROR,
         "%a: Label=\"%s\" Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         CommonResp.Error
         ));

OvmfPkg/VirtioFsDxe/FuseLookup.c

@@ -128,7 +128,7 @@ VirtioFsFuseLookup (
          DEBUG_VERBOSE :
          DEBUG_ERROR),
         "%a: Label=\"%s\" DirNodeId=%Lu Name=\"%a\" Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         DirNodeId,
         Name,

OvmfPkg/VirtioFsDxe/FuseMkDir.c

@@ -127,7 +127,7 @@ VirtioFsFuseMkDir (
         DEBUG_ERROR,
         "%a: Label=\"%s\" ParentNodeId=%Lu Name=\"%a\" "
         "Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         ParentNodeId,
         Name,

OvmfPkg/VirtioFsDxe/FuseOpen.c

@@ -119,7 +119,7 @@ VirtioFsFuseOpen (
         DEBUG_ERROR,
         "%a: Label=\"%s\" NodeId=%Lu ReadWrite=%d "
         "Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         NodeId,
         ReadWrite,

OvmfPkg/VirtioFsDxe/FuseOpenDir.c

@@ -113,7 +113,7 @@ VirtioFsFuseOpenDir (
       DEBUG ((
         DEBUG_ERROR,
         "%a: Label=\"%s\" NodeId=%Lu Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         NodeId,
         CommonResp.Error

OvmfPkg/VirtioFsDxe/FuseOpenOrCreate.c

@@ -146,7 +146,7 @@ VirtioFsFuseOpenOrCreate (
         DEBUG_ERROR,
         "%a: Label=\"%s\" ParentNodeId=%Lu Name=\"%a\" "
         "Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         ParentNodeId,
         Name,

OvmfPkg/VirtioFsDxe/FuseRead.c

@@ -178,7 +178,7 @@ VirtioFsFuseReadFileOrDir (
         DEBUG_ERROR,
         "%a: Label=\"%s\" NodeId=%Lu FuseHandle=%Lu "
         "IsDir=%d Offset=0x%Lx Size=0x%x Data@%p Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         NodeId,
         FuseHandle,

OvmfPkg/VirtioFsDxe/FuseRelease.c

@@ -116,7 +116,7 @@ VirtioFsFuseReleaseFileOrDir (
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu FuseHandle=%Lu "
       "IsDir=%d Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId,
       FuseHandle,

OvmfPkg/VirtioFsDxe/FuseRename.c

@@ -130,7 +130,7 @@ VirtioFsFuseRename (
       DEBUG_ERROR,
       "%a: Label=\"%s\" OldParentNodeId=%Lu OldName=\"%a\" "
       "NewParentNodeId=%Lu NewName=\"%a\" Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       OldParentNodeId,
       OldName,

OvmfPkg/VirtioFsDxe/FuseSetAttr.c

@@ -164,7 +164,7 @@ VirtioFsFuseSetAttr (
     DEBUG ((
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId
       ));

OvmfPkg/VirtioFsDxe/FuseStatFs.c

@@ -102,7 +102,7 @@ VirtioFsFuseStatFs (
     DEBUG ((
       DEBUG_ERROR,
       "%a: Label=\"%s\" NodeId=%Lu Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       NodeId,
       CommonResp.Error

OvmfPkg/VirtioFsDxe/FuseUnlink.c

@@ -109,7 +109,7 @@ VirtioFsFuseRemoveFileOrDir (
       DEBUG_ERROR,
       "%a: Label=\"%s\" ParentNodeId=%Lu Name=\"%a\" "
       "IsDir=%d Errno=%d\n",
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       ParentNodeId,
       Name,

OvmfPkg/VirtioFsDxe/FuseWrite.c

@@ -147,7 +147,7 @@ VirtioFsFuseWrite (
         DEBUG_ERROR,
         "%a: Label=\"%s\" NodeId=%Lu FuseHandle=%Lu "
         "Offset=0x%Lx Size=0x%x Data@%p Errno=%d\n",
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         NodeId,
         FuseHandle,

OvmfPkg/VirtioFsDxe/Helpers.c

@@ -320,7 +320,7 @@ VirtioFsExitBoot (
   DEBUG ((
     DEBUG_VERBOSE,
     "%a: VirtioFs=0x%p Label=\"%s\"\n",
-    __FUNCTION__,
+    __func__,
     VirtioFsAsVoid,
     VirtioFs->Label
     ));

OvmfPkg/VirtioFsDxe/SimpleFsOpen.c

@@ -378,7 +378,7 @@ VirtioFsSimpleFileOpen (
         ("%a: Label=\"%s\" CanonicalPathname=\"%a\" FileName=\"%s\" "
          "OpenMode=0x%Lx Attributes=0x%Lx: nonsensical request to possibly "
          "create a file marked read-only, for read-write access\n"),
-        __FUNCTION__,
+        __func__,
         VirtioFs->Label,
         VirtioFsFile->CanonicalPathname,
         FileName,
@@ -403,7 +403,7 @@ VirtioFsSimpleFileOpen (
       ("%a: Label=\"%s\" CanonicalPathname=\"%a\" FileName=\"%s\": "
        "nonsensical request to open a file or directory relative to a regular "
        "file\n"),
-      __FUNCTION__,
+      __func__,
       VirtioFs->Label,
       VirtioFsFile->CanonicalPathname,
       FileName