linux-kernel - Re: [PATCH] powerpc/code-patching: Relax verification of patchability

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Message-Id: <2EB75A15-726B-44D4-8007-0FE2FF7CAE82@linux.vnet.ibm.com>
Date:   Fri, 26 Nov 2021 23:30:02 +0530
From:   Sachin Sant <sachinp@...ux.vnet.ibm.com>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        linux-kernel@...r.kernel.org, Nicholas Piggin <npiggin@...il.com>,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] powerpc/code-patching: Relax verification of patchability


>  Running code patching self-tests ...
>  patch_instruction() called on invalid text address 0xe1011e58 from test_code_patching+0x34/0xd6c
> 
> Reported-by: Sachin Sant <sachinp@...ux.vnet.ibm.com>
> Reported-by: Stephen Rothwell <sfr@...b.auug.org.au>
> Cc: Nicholas Piggin <npiggin@...il.com>
> Fixes: 8b8a8f0ab3f5 ("powerpc/code-patching: Improve verification of patchability")
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
> ---
> arch/powerpc/lib/code-patching.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
> 

This fixes the problem for me.

Tested-by: Sachin Sant <sachinp@...ux.vnet.ibm.com>

Thanks
-Sachin