Re: [PATCH] ftrace: Make ftrace_test_p6nop disassembler-friendly

From: Ingo Molnar
Date: Fri Oct 10 2008 - 04:54:50 EST



* Anders Kaseorg <andersk@xxxxxxx> wrote:

> Commit 4c3dc21b136f8cb4b72afee16c3ba7e961656c0b in tip introduced the
> 5-byte NOP ftrace_test_p6nop:
> jmp . + 5
> .byte 0x00, 0x00, 0x00
> This is not friendly to disassemblers because an odd number of 0x00s
> ends in the middle of an instruction boundary. This changes the 0x00s
> to 1-byte NOPs (0x90).
>
> Signed-off-by: Anders Kaseorg <andersk@xxxxxxx>

applied to tip/tracing/ftrace, good spotting Anders!

Steve, any objections?

Ingo
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