Merge pull request #258 from nathanchance/6.7.0-kgr-uprev

Update default PGO kernel to 6.7.0 and update known good revision

Author: nathanchance

build-llvm.py

@@ -14,10 +14,10 @@
 from tc_build.tools import HostTools, StageTools
 
 # This is a known good revision of LLVM for building the kernel
-GOOD_REVISION = '0f8615f4dc568f4d7cbf73580eef3e78f64f3bd0'
+GOOD_REVISION = 'a828cda9c80282a77b579f8fc9dc17a310173af4'
 
 # The version of the Linux kernel that the script downloads if necessary
-DEFAULT_KERNEL_FOR_PGO = (6, 6, 0)
+DEFAULT_KERNEL_FOR_PGO = (6, 7, 0)
 
 parser = ArgumentParser(formatter_class=RawTextHelpFormatter)
 clone_options = parser.add_mutually_exclusive_group()