linux-kernel - [PATCH v2 00/11] ORC fixes

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Date:   Sat, 25 Apr 2020 05:02:59 -0500
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     x86@...nel.org
Cc:     linux-kernel@...r.kernel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Vince Weaver <vincent.weaver@...ne.edu>,
        Dave Jones <dsj@...com>, Jann Horn <jannh@...gle.com>,
        Miroslav Benes <mbenes@...e.cz>,
        Andy Lutomirski <luto@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH v2 00/11] ORC fixes

v2:
- Dropped three patches which technically weren't fixes.  Will post them
  later as part of another patch set with more improvements.
- Removed show_iret_regs() declaration [mbenes]
- Added Miroslav Reviewed-by, Linus Reported-by

v1 was here:
https://lkml.kernel.org/r/cover.1584033751.git.jpoimboe@redhat.com

Jann Horn (1):
  x86/entry/64: Fix unwind hints in rewind_stack_do_exit()

Josh Poimboeuf (9):
  objtool: Fix stack offset tracking for indirect CFAs
  x86/entry/64: Fix unwind hints in register clearing code
  x86/entry/64: Fix unwind hints in kernel exit path
  x86/entry/64: Fix unwind hints in __switch_to_asm()
  x86/unwind/orc: Convert global variables to static
  x86/unwind: Prevent false warnings for non-current tasks
  x86/unwind/orc: Prevent unwinding before ORC initialization
  x86/unwind/orc: Fix error path for bad ORC entry type
  x86/unwind/orc: Fix premature unwind stoppage due to IRET frames

Miroslav Benes (1):
  x86/unwind/orc: Don't skip the first frame for inactive tasks

 arch/x86/entry/calling.h       |  40 ++++++------
 arch/x86/entry/entry_64.S      |  14 ++---
 arch/x86/include/asm/unwind.h  |   2 +-
 arch/x86/kernel/dumpstack_64.c |   3 +-
 arch/x86/kernel/unwind_frame.c |   3 +
 arch/x86/kernel/unwind_orc.c   | 111 ++++++++++++++++++++++-----------
 tools/objtool/check.c          |   2 +-
 7 files changed, 108 insertions(+), 67 deletions(-)

-- 
2.21.1