From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: Laurent Vivier <laurent@vivier.eu>
Subject: Re: [PATCH v3 7/8] linux-user: Simplify host <-> target errno conversion using macros
Date: Thu, 8 Jul 2021 10:11:16 -0700 [thread overview]
Message-ID: <1ec76ba1-ea53-5c84-5ce5-52cea6882fad@linaro.org> (raw)
In-Reply-To: <20210708170550.1846343-8-f4bug@amsat.org>
On 7/8/21 10:05 AM, Philippe Mathieu-Daudé wrote:
> Convert the host_to_target_errno_table[] array to a switch
> case to allow compiler optimizations (such noticing the identity
> function when host and guest errnos match). Extract the errnos
> list as to a new includible unit, using a generic macro. Remove
> the code related to target_to_host_errno_table[] initialization.
>
> Suggested-by: Richard Henderson<richard.henderson@linaro.org>
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
> linux-user/syscall.c | 159 ++++------------------------------------
> linux-user/errnos.c.inc | 140 +++++++++++++++++++++++++++++++++++
> 2 files changed, 154 insertions(+), 145 deletions(-)
> create mode 100644 linux-user/errnos.c.inc
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2021-07-08 17:17 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-08 17:05 [PATCH v3 0/8] linux-user: target <-> host errno conversion code refactor Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 1/8] linux-user/syscall: Fix RF-kill errno (typo in ERFKILL) Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 2/8] linux-user/sparc: Rename target_errno.h -> target_errno_defs.h Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 3/8] linux-user: Extract target errno to 'target_errno_defs.h' Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 4/8] linux-user/alpha: Move errno definitions " Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 5/8] linux-user/hppa: " Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 6/8] linux-user/mips: " Philippe Mathieu-Daudé
2021-07-08 17:05 ` [PATCH v3 7/8] linux-user: Simplify host <-> target errno conversion using macros Philippe Mathieu-Daudé
2021-07-08 17:11 ` Richard Henderson [this message]
2021-07-08 17:33 ` Laurent Vivier
2021-07-08 17:05 ` [PATCH v3 8/8] linux-user/syscall: Remove ERRNO_TABLE_SIZE check Philippe Mathieu-Daudé
2021-07-08 17:12 ` Richard Henderson
2021-07-08 17:34 ` Laurent Vivier
2021-07-12 19:54 ` [PATCH v3 0/8] linux-user: target <-> host errno conversion code refactor Laurent Vivier
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