objtool, retpolines: Integrate objtool with retpoline support more closely
authorPeter Zijlstra <peterz@infradead.org>
Tue, 6 Feb 2018 08:46:13 +0000 (09:46 +0100)
committerIngo Molnar <mingo@kernel.org>
Wed, 21 Feb 2018 15:54:32 +0000 (16:54 +0100)
commitd5028ba8ee5a18c9d0bb926d883c28b370f89009
tree428dfb6eac165eed482209fb992b53af7db090d0
parent0ca7d5baa1787e5f2a7abd6bfca3303b1bbb48ac
objtool, retpolines: Integrate objtool with retpoline support more closely

Disable retpoline validation in objtool if your compiler sucks, and otherwise
select the validation stuff for CONFIG_RETPOLINE=y (most builds would already
have it set due to ORC).

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Makefile
arch/x86/Kconfig
arch/x86/Makefile
scripts/Makefile.build