From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
To: Florian Weimer <fweimer@redhat.com>,
Adhemerval Zanella via Libc-alpha <libc-alpha@sourceware.org>
Subject: Re: [PATCH v3] linux: Fix __closefrom_fallback iterates until max int (BZ#28993)
Date: Tue, 5 Apr 2022 08:09:07 -0300 [thread overview]
Message-ID: <74507db6-d3cf-d8c8-02dd-ce982494ed28@linaro.org> (raw)
In-Reply-To: <87r16c2ehm.fsf@oldenburg.str.redhat.com>
On 05/04/2022 04:09, Florian Weimer wrote:
> * Adhemerval Zanella via Libc-alpha:
>
>> The __closefrom_fallback tries to get a available file descriptor
>> if the initial open ("/proc/self/fd/", ...) fails. It assumes the
>> failure would be only if procfs is not mount (ENOENT), however if
>> the the proc file is not accessible (due some other kernel filtering
>> such apparmor) it will iterate over a potentially large file set
>> issuing close calls.
>>
>> It should only try the close fallback if open returns EMFILE.
>
> The last line no longer matches the patch.
Ack, I will update it.
>
> Rest looks okay.
Thanks.
prev parent reply other threads:[~2022-04-05 11:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-04 21:01 Adhemerval Zanella
2022-04-05 7:09 ` Florian Weimer
2022-04-05 11:09 ` Adhemerval Zanella [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=74507db6-d3cf-d8c8-02dd-ce982494ed28@linaro.org \
--to=adhemerval.zanella@linaro.org \
--cc=fweimer@redhat.com \
--cc=libc-alpha@sourceware.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 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).