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authorDavid Woodhouse <dwmw@amazon.co.uk>2018-01-11 21:46:29 +0000
committerThomas Gleixner <tglx@linutronix.de>2018-01-12 00:14:30 +0100
commit9351803bd803cdbeb9b5a7850b7b6f464806e3db (patch)
treeeeeee62b01c063bf2c21846f4bff7960d5abb1df /arch/openrisc/mm
parent2641f08bb7fc63a636a2b18173221d7040a3512e (diff)
downloadlinux-9351803bd803cdbeb9b5a7850b7b6f464806e3db.tar.gz
x86/retpoline/ftrace: Convert ftrace assembler indirect jumps
Convert all indirect jumps in ftrace assembler code to use non-speculative
sequences when CONFIG_RETPOLINE is enabled.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: gnomes@lxorguk.ukuu.org.uk
Cc: Rik van Riel <riel@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: thomas.lendacky@amd.com
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Jiri Kosina <jikos@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Kees Cook <keescook@google.com>
Cc: Tim Chen <tim.c.chen@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linux-foundation.org>
Cc: Paul Turner <pjt@google.com>
Link: https://lkml.kernel.org/r/1515707194-20531-8-git-send-email-dwmw@amazon.co.uk

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