static_call: Add some validation

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Verify the text we're about to change is as we expect it to be.

Requested-by: Steven Rostedt <rostedt@goodmis.org>

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20200818135805.161974981@infradead.org

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Peter Zijlstra 2020-08-18 15:57:50 +02:00 • committed by Ingo Molnar

parent 5b06fd3bb9

commit 6c3fce794e

1 changed files with 26 additions and 2 deletions

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arch/x86/kernel/static_call.c

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