All of lore.kernel.org
 help / color / mirror / Atom feed
From: Richard Henderson <richard.henderson@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>, qemu-block@nongnu.org
Subject: Re: [PATCH 4/9] util/oslib-win32: Return NULL on qemu_try_memalign() with zero size
Date: Sat, 26 Feb 2022 14:46:45 -1000	[thread overview]
Message-ID: <cfdb8645-03fe-5896-301e-1b4c80e57fbb@linaro.org> (raw)
In-Reply-To: <20220226180723.1706285-5-peter.maydell@linaro.org>

On 2/26/22 08:07, Peter Maydell wrote:
> Currently if qemu_try_memalign() is asked to allocate 0 bytes, we assert.
> Instead return NULL; this is in line with the posix_memalign() API,
> and is valid to pass to _aligned_free() (which will do nothing).
> 
> This change is a preparation for sharing the qemu_try_memalign()
> code between Windows and POSIX -- at the moment only the Windows
> version has the assert that size != 0.
> 
> Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
> ---
>   util/oslib-win32.c | 7 +++++--
>   1 file changed, 5 insertions(+), 2 deletions(-)

That would be my fault, I believe.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


  reply	other threads:[~2022-02-27  0:49 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-26 18:07 [PATCH 0/9] Cleanup of qemu_oom_check() and qemu_memalign() Peter Maydell
2022-02-26 18:07 ` [PATCH 1/9] hw/usb/redirect.c: Stop using qemu_oom_check() Peter Maydell
2022-02-26 18:41   ` Peter Maydell
2022-02-27  0:26   ` Richard Henderson
2022-03-01  0:00   ` Philippe Mathieu-Daudé
2022-03-02 16:30   ` Eric Blake
2022-03-02 17:03     ` Peter Maydell
2022-02-26 18:07 ` [PATCH 2/9] util: Make qemu_oom_check() a static function Peter Maydell
2022-02-27  0:27   ` Richard Henderson
2022-03-01  0:00   ` Philippe Mathieu-Daudé
2022-02-26 18:07 ` [PATCH 3/9] util: Unify implementations of qemu_memalign() Peter Maydell
2022-02-27  0:29   ` Richard Henderson
2022-02-26 18:07 ` [PATCH 4/9] util/oslib-win32: Return NULL on qemu_try_memalign() with zero size Peter Maydell
2022-02-27  0:46   ` Richard Henderson [this message]
2022-02-27  0:56   ` Richard Henderson
2022-02-27 12:54     ` Peter Maydell
2022-02-27 18:36       ` Richard Henderson
2022-03-03 16:55         ` Peter Maydell
2022-03-03 23:02           ` Richard Henderson
2022-03-04 10:20             ` Peter Maydell
2022-02-26 18:07 ` [PATCH 5/9] meson.build: Don't misdetect posix_memalign() on Windows Peter Maydell
2022-02-27  0:52   ` Richard Henderson
2022-02-26 18:07 ` [PATCH 6/9] util: Share qemu_try_memalign() implementation between POSIX and Windows Peter Maydell
2022-02-27  0:56   ` Richard Henderson
2022-02-26 18:07 ` [PATCH 7/9] util: Use meson checks for valloc() and memalign() presence Peter Maydell
2022-02-27  0:58   ` Richard Henderson
2022-02-28 23:56   ` Philippe Mathieu-Daudé
2022-02-26 18:07 ` [PATCH 8/9] util: Put qemu_vfree() in memalign.c Peter Maydell
2022-02-27  1:05   ` Richard Henderson
2022-02-26 18:07 ` [PATCH 9/9] osdep: Move memalign-related functions to their own header Peter Maydell
2022-02-27  1:13   ` Richard Henderson
2022-02-28 23:58   ` Philippe Mathieu-Daudé

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=cfdb8645-03fe-5896-301e-1b4c80e57fbb@linaro.org \
    --to=richard.henderson@linaro.org \
    --cc=pbonzini@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=qemu-block@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.