From: "Martin Storsjö" <martin@martin.st>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH v2] checkasm: Test whether the native FFmpeg timers work
Date: Mon, 15 Jan 2024 16:21:45 +0200 (EET)
Message-ID: <559162b1-95d8-faa5-344d-868246644887@martin.st> (raw)
In-Reply-To: <20240111205721.79886-1-martin@martin.st>
On Thu, 11 Jan 2024, Martin Storsjö wrote:
> On some platforms (in particular, ARM/AArch64), the implementation
> of AV_READ_TIME() may use a privileged instruction - in such
> cases, benchmarking just fails with a SIGILL.
>
> Instead of crashing, try executing AV_READ_TIME() once within
> a region with the signal handler active, to allow gracefully
> informing the user about the issue.
>
> This matches the dav1d checkasm commit
> 95a192549a448b70d9542e840c4e34b60d09b093.
> ---
> Reworded the commit message and the printed warning message, as
> the actual type of the timer is undefined and varies across
> platforms.
> ---
> tests/checkasm/checkasm.c | 12 +++++++++++-
> 1 file changed, 11 insertions(+), 1 deletion(-)
Will apply soon.
// Martin
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
prev parent reply other threads:[~2024-01-15 14:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-11 20:57 Martin Storsjö
2024-01-15 14:21 ` Martin Storsjö [this message]
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=559162b1-95d8-faa5-344d-868246644887@martin.st \
--to=martin@martin.st \
--cc=ffmpeg-devel@ffmpeg.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
Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
This inbox may be cloned and mirrored by anyone:
git clone --mirror https://master.gitmailbox.com/ffmpegdev/0 ffmpegdev/git/0.git
# If you have public-inbox 1.1+ installed, you may
# initialize and index your mirror using the following commands:
public-inbox-init -V2 ffmpegdev ffmpegdev/ https://master.gitmailbox.com/ffmpegdev \
ffmpegdev@gitmailbox.com
public-inbox-index ffmpegdev
Example config snippet for mirrors.
AGPL code for this site: git clone https://public-inbox.org/public-inbox.git