linux-kernel - Re: [PATCH] x86: Remove unused _TIF

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <D75E52D0-2C84-410A-BF59-4E0CDFF67237@zytor.com>
Date: Tue, 29 Oct 2024 18:44:14 -0700
From: "H. Peter Anvin" <hpa@...or.com>
To: Jinjie Ruan <ruanjinjie@...wei.com>, tglx@...utronix.de, mingo@...hat.com,
        bp@...en8.de, dave.hansen@...ux.intel.com, xin3.li@...el.com,
        krisman@...labora.com, x86@...nel.org, linux-kernel@...r.kernel.org
CC: ruanjinjie@...wei.com
Subject: Re: [PATCH] x86: Remove unused _TIF_SINGLESTEP

On October 29, 2024 6:24:38 PM PDT, Jinjie Ruan <ruanjinjie@...wei.com> wrote:
>Since following commit, _TIF_SINGLESTEP is not used by x86 anymore,
>remove it.
>
>Fixes: 6342adcaa683 ("entry: Ensure trap after single-step on system call return")
>Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
>---
> arch/x86/include/asm/thread_info.h | 1 -
> 1 file changed, 1 deletion(-)
>
>diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
>index 12da7dfd5ef1..734db7221613 100644
>--- a/arch/x86/include/asm/thread_info.h
>+++ b/arch/x86/include/asm/thread_info.h
>@@ -110,7 +110,6 @@ struct thread_info {
> #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
> #define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)
> #define _TIF_NEED_RESCHED	(1 << TIF_NEED_RESCHED)
>-#define _TIF_SINGLESTEP		(1 << TIF_SINGLESTEP)
> #define _TIF_SSBD		(1 << TIF_SSBD)
> #define _TIF_SPEC_IB		(1 << TIF_SPEC_IB)
> #define _TIF_SPEC_L1D_FLUSH	(1 << TIF_SPEC_L1D_FLUSH)

"Following commit"?