From: Will Deacon <will@kernel.org>
To: catalin.marinas@arm.com, guo.ziliang@zte.com.cn
Cc: kernel-team@android.com, Will Deacon <will@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, huang.junhua@zte.com.cn
Subject: Re: [PATCH] arm64:uprobe fix the uprobe SWBP_INSN in big-endian
Date: Mon, 5 Dec 2022 15:43:02 +0000 [thread overview]
Message-ID: <167024898950.269185.3140250803235881009.b4-ty@kernel.org> (raw)
In-Reply-To: <202212021511106844809@zte.com.cn>
On Fri, 2 Dec 2022 15:11:10 +0800 (CST), guo.ziliang@zte.com.cn wrote:
> From: junhua huang <huang.junhua@zte.com.cn>
>
> We use uprobe in aarch64_be, which we found the tracee task would exit
> due to SIGILL when we enable the uprobe trace.
> We can see the replace inst from uprobe is not correct in aarch big-endian.
> As in Armv8-A, instruction fetches are always treated as little-endian,
> we should treat the UPROBE_SWBP_INSN as little-endian。
>
> [...]
Applied to arm64 (for-next/insn), thanks!
[1/1] arm64:uprobe fix the uprobe SWBP_INSN in big-endian
https://git.kernel.org/arm64/c/60f07e22a73d
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
parent reply other threads:[~2022-12-05 15:43 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <202212021511106844809@zte.com.cn>]
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