tc_build: kernel: Disable KALLSYMS for PowerPC allmodconfig

Signed-off-by: Nathan Chancellor <nathan@kernel.org>

Author: nathanchance

tc_build/kernel.py

@@ -22,6 +22,7 @@ class KernelBuilder(Builder):
     def __init__(self, arch):
         super().__init__()
 
+        self.allconfigs_disable = ['DRM_WERROR', 'WERROR']
         self.bolt_instrumentation = False
         self.bolt_sampling_output = None
         self.config_targets = []
@@ -79,9 +80,8 @@ def build(self):
             # pylint: disable-next=consider-using-with
             kconfig_allconfig = NamedTemporaryFile(dir=self.folders.build)  # noqa: SIM115
 
-            configs_to_disable = ['DRM_WERROR', 'WERROR']
             kconfig_allconfig_text = ''.join(f"CONFIG_{val}=n\n"
-                                             for val in configs_to_disable).encode('utf-8')
+                                             for val in self.allconfigs_disable).encode('utf-8')
 
             kconfig_allconfig.write(kconfig_allconfig_text)
             kconfig_allconfig.seek(0)
@@ -256,6 +256,22 @@ class PowerPC64KernelBuilder(PowerPCKernelBuilder):
     def __init__(self):
         super().__init__()
 
+        # Disable KALLSYMS, as "Inconsistent kallsyms data" can happen. This
+        # should not impact PGO coverage much.
+        self.allconfigs_disable += [
+            'DEBUG_LOCK_ALLOC',
+            'DEBUG_KMEMLEAK',
+            'DEBUG_NET_SMALL_RTNL',
+            'DEBUG_WW_MUTEX_SLOWPATH',
+            'FTRACE_SYSCALLS',
+            'KALLSYMS',
+            'KGDB_HONOUR_BLOCKLIST',
+            'KPROBES',
+            'LATENCYTOP',
+            'LOCKDEP',
+            'LOCK_STAT',
+            'PROVE_LOCKING',
+        ]
         self.config_targets = ['ppc64_guest_defconfig', 'disable-werror.config']
         self.cross_compile = 'powerpc64-linux-gnu-'