linux-kernel - Re: [PATCH v5 1/2] module: add module_elf_check

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Message-ID: <Y2MEdgcrkR79yWqs@bombadil.infradead.org>
Date:   Wed, 2 Nov 2022 16:59:50 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     linux-modules@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org,
        Michael Ellerman <mpe@...erman.id.au>,
        Jessica Yu <jeyu@...nel.org>
Subject: Re: [PATCH v5 1/2] module: add module_elf_check_arch for
 module-specific checks

On Mon, Oct 31, 2022 at 10:07:32PM +1000, Nicholas Piggin wrote:
> The elf_check_arch() function is also used to test compatibility of
> usermode binaries. Kernel modules may have more specific requirements,
> for example powerpc would like to test for ABI version compatibility.
> 
> Add a weak module_elf_check_arch() that defaults to true, and call it
> from elf_validity_check().
> 
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Signed-off-by: Jessica Yu <jeyu@...nel.org>
> [np: added changelog, adjust name, rebase]
> Signed-off-by: Nicholas Piggin <npiggin@...il.com>

Acked-by: Luis Chamberlain <mcgrof@...nel.org>

  Luis