From: DJ Delorie <dj@redhat.com>
To: Florian Weimer <fweimer@redhat.com>
Cc: pistukem@gmail.com, libc-alpha@sourceware.org
Subject: Re: [PATCH v2 4/7] malloc: Ensure lower bound on chunk size in __libc_realloc.
Date: Mon, 20 Aug 2018 21:20:00 -0000 [thread overview]
Message-ID: <xnh8jog2gu.fsf@greed.delorie.com> (raw)
In-Reply-To: <92108102-50a3-ad30-9573-df26d982d3cb@redhat.com> (message from Florian Weimer on Fri, 17 Aug 2018 16:12:03 +0200)
Florian Weimer <fweimer@redhat.com> writes:
> DJ, can you benchmark this change? If it turns out this is visible in
> profiles, we may have to move this check closer to the actual memcpy.
I couldn't detect any measurable change from this patch.
next prev parent reply other threads:[~2018-08-20 21:20 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-07 15:27 [PATCH v2 0/7] Additional integrity checks for the malloc Istvan Kurucsai
2017-11-07 15:27 ` [PATCH v2 2/7] malloc: Additional checks for unsorted bin integrity I Istvan Kurucsai
2018-01-11 14:50 ` Florian Weimer
2018-01-16 13:54 ` Istvan Kurucsai
2018-08-17 14:07 ` Florian Weimer
2018-08-20 12:59 ` Florian Weimer
2017-11-07 15:27 ` [PATCH v2 4/7] malloc: Ensure lower bound on chunk size in __libc_realloc Istvan Kurucsai
2018-08-17 14:12 ` Florian Weimer
2018-08-20 21:20 ` DJ Delorie [this message]
2018-08-21 0:07 ` Carlos O'Donell
2018-08-21 0:17 ` DJ Delorie
2018-08-21 0:40 ` Carlos O'Donell
2017-11-07 15:27 ` [PATCH v2 6/7] malloc: Add more integrity checks to mremap_chunk Istvan Kurucsai
2018-11-15 23:55 ` DJ Delorie
2018-11-16 10:32 ` Florian Weimer
2018-12-21 6:32 ` DJ Delorie
2017-11-07 15:27 ` [PATCH v2 5/7] malloc: Verify the integrity of mmapped chunks in calloc Istvan Kurucsai
2018-08-17 14:15 ` Florian Weimer
2018-11-16 10:33 ` Florian Weimer
2017-11-07 15:27 ` [PATCH v2 7/7] malloc: Check the alignment of mmapped chunks before unmapping Istvan Kurucsai
2018-11-15 23:58 ` DJ Delorie
2018-11-16 10:35 ` Florian Weimer
2018-12-21 6:33 ` DJ Delorie
2017-11-07 15:27 ` [PATCH v2 3/7] malloc: Ensure that the consolidated fast chunk has a sane size Istvan Kurucsai
2018-01-12 14:29 ` Florian Weimer
2017-11-07 15:27 ` [PATCH v2 1/7] malloc: Add check for top size corruption Istvan Kurucsai
2017-11-07 15:53 ` Andreas Schwab
2018-01-11 12:05 ` Florian Weimer
2018-01-16 12:05 ` Istvan Kurucsai
2018-02-20 13:49 ` Florian Weimer
2018-08-17 14:08 ` Florian Weimer
2017-11-16 4:18 ` [PATCH v2 0/7] Additional integrity checks for the malloc DJ Delorie
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=xnh8jog2gu.fsf@greed.delorie.com \
--to=dj@redhat.com \
--cc=fweimer@redhat.com \
--cc=libc-alpha@sourceware.org \
--cc=pistukem@gmail.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).