From: Jan Beulich <jbeulich@suse.com>
To: Oleksii Kurochko <oleksii.kurochko@gmail.com>
Cc: "Andrew Cooper" <andrew.cooper3@citrix.com>,
"Stefano Stabellini" <sstabellini@kernel.org>,
"Gianluca Guida" <gianluca@rivosinc.com>,
"Julien Grall" <julien@xen.org>,
"Bertrand Marquis" <bertrand.marquis@arm.com>,
"Volodymyr Babchuk" <Volodymyr_Babchuk@epam.com>,
"George Dunlap" <george.dunlap@citrix.com>,
"Wei Liu" <wl@xen.org>, "Roger Pau Monné" <roger.pau@citrix.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v3 2/4] xen: change <asm/bug.h> to <xen/bug.h>
Date: Mon, 27 Feb 2023 15:29:55 +0100 [thread overview]
Message-ID: <6b6fa456-4653-4fc0-d777-985ee217954f@suse.com> (raw)
In-Reply-To: <19404db4a577e17dffef85a101449a507965be19.1677233393.git.oleksii.kurochko@gmail.com>
On 24.02.2023 12:31, Oleksii Kurochko wrote:
> Since the generic version of bug.h stuff was introduced use <xen/bug.h>
> instead of unnecessary <asm/bug.h>
You keep saying "unnecessary" here, but that's not really correct.
Including asm/bug.h alone simply becomes meaningless. So how about
"... instead of now useless (in isolation) <asm/bug.h>"?
> --- a/xen/arch/x86/include/asm/bug.h
> +++ b/xen/arch/x86/include/asm/bug.h
> @@ -1,19 +1,10 @@
> #ifndef __X86_BUG_H__
> #define __X86_BUG_H__
>
> -#define BUG_DISP_WIDTH 24
> -#define BUG_LINE_LO_WIDTH (31 - BUG_DISP_WIDTH)
> -#define BUG_LINE_HI_WIDTH (31 - BUG_DISP_WIDTH)
> -
> -#define BUGFRAME_run_fn 0
> -#define BUGFRAME_warn 1
> -#define BUGFRAME_bug 2
> -#define BUGFRAME_assert 3
> -
> -#define BUGFRAME_NR 4
> -
> #ifndef __ASSEMBLY__
>
> +#define BUG_FRAME_STRUCT
> +
> struct bug_frame {
> signed int loc_disp:BUG_DISP_WIDTH;
> unsigned int line_hi:BUG_LINE_HI_WIDTH;
Why would x86 continue to define its own bug_frame (and other items)?
Jan
next prev parent reply other threads:[~2023-02-27 14:30 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-24 11:31 [PATCH v3 0/4] introduce generic implementation of macros from bug.h Oleksii Kurochko
2023-02-24 11:31 ` [PATCH v3 1/4] xen: introduce CONFIG_GENERIC_BUG_FRAME Oleksii Kurochko
2023-02-25 16:42 ` Julien Grall
2023-02-27 9:48 ` Jan Beulich
2023-02-28 17:21 ` Oleksii
2023-02-28 18:01 ` Julien Grall
2023-02-28 20:24 ` Oleksii
2023-02-27 14:23 ` Jan Beulich
2023-02-28 10:30 ` Oleksii
2023-02-28 10:42 ` Jan Beulich
2023-02-24 11:31 ` [PATCH v3 2/4] xen: change <asm/bug.h> to <xen/bug.h> Oleksii Kurochko
2023-02-25 16:47 ` Julien Grall
2023-02-28 12:38 ` Oleksii
2023-02-28 14:04 ` Julien Grall
2023-02-28 13:07 ` Oleksii
2023-02-28 13:30 ` Jan Beulich
2023-02-28 16:00 ` Oleksii
2023-02-27 14:29 ` Jan Beulich [this message]
2023-02-28 13:14 ` Oleksii
2023-02-24 11:31 ` [PATCH v3 3/4] xen/arm: switch ARM to use generic implementation of bug.h Oleksii Kurochko
2023-02-25 16:49 ` Julien Grall
2023-02-25 17:05 ` Julien Grall
2023-02-28 17:21 ` Oleksii
2023-02-28 17:57 ` Julien Grall
2023-03-01 12:31 ` Oleksii
2023-03-01 13:58 ` Julien Grall
2023-03-01 15:16 ` Oleksii
2023-03-01 15:21 ` Julien Grall
2023-03-01 15:28 ` Oleksii
2023-03-01 15:58 ` Oleksii
2023-02-28 15:09 ` Oleksii
2023-02-28 17:48 ` Julien Grall
2023-03-01 8:58 ` Oleksii
2023-03-01 9:31 ` Julien Grall
2023-03-01 12:33 ` Oleksii
2023-02-24 11:31 ` [PATCH v3 4/4] xen/x86: switch x86 to use generic implemetation " Oleksii Kurochko
2023-02-27 14:46 ` Jan Beulich
2023-02-28 16:28 ` Oleksii
2023-02-28 16:36 ` Jan Beulich
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