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authorThomas Gleixner <[email protected]>2020-03-04 12:51:59 +0100
committerThomas Gleixner <[email protected]>2020-06-11 15:14:39 +0200
commit4983e5d74c821780d518232eea4acdc4a8f0b44d (patch)
treec0a8c6b928d0ebecb0727f9edb2dabedd88de3bc /tools/perf/scripts/python/syscall-counts.py
parentdd8e2d9ae64fa4348530df3e45e9f874d807a1c2 (diff)
x86/entry: Move irq flags tracing to prepare_exit_to_usermode()
This is another step towards more C-code and less convoluted ASM. Similar to the entry path, invoke the tracer before context tracking which might turn off RCU and invoke lockdep as the last step before going back to user space. Annotate the code sections in exit_to_user_mode() accordingly so objtool won't complain about the tracer invocation. Signed-off-by: Thomas Gleixner <[email protected]> Reviewed-by: Alexandre Chartre <[email protected]> Acked-by: Peter Zijlstra <[email protected]> Acked-by: Andy Lutomirski <[email protected]> Link: https://lkml.kernel.org/r/[email protected]
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