Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar: "Most of these are uprobes race fixes from Oleg, and their preparatory cleanups. (It's larger than what I'd normally send for an -rc kernel, but they looked significant enough to not delay them.) There's also an oprofile fix and an uncore PMU fix." * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits) perf/x86: Disable uncore on virtualized CPUs oprofile, x86: Fix wrapping bug in op_x86_get_ctrl() ring-buffer: Check for uninitialized cpu buffer before resizing uprobes: Fix the racy uprobe->flags manipulation uprobes: Fix prepare_uprobe() race with itself uprobes: Introduce prepare_uprobe() uprobes: Fix handle_swbp() vs unregister() + register() race uprobes: Do not delete uprobe if uprobe_unregister() fails uprobes: Don't return success if alloc_uprobe() fails uprobes/x86: Only rep+nop can be emulated correctly uprobes: Simplify is_swbp_at_addr(), remove stale comments uprobes: Kill set_orig_insn()->is_swbp_at_addr() uprobes: Introduce copy_opcode(), kill read_opcode() uprobes: Kill set_swbp()->is_swbp_at_addr() uprobes: Restrict valid_vma(false) to skip VM_SHARED vmas uprobes: Change valid_vma() to demand VM_MAYEXEC rather than VM_EXEC uprobes: Change write_opcode() to use FOLL_FORCE uprobes: Move clear_thread_flag(TIF_UPROBE) to uprobe_notify_resume() uprobes: Kill UTASK_BP_HIT state uprobes: Fix UPROBE_SKIP_SSTEP checks in handle_swbp() ...
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