From: Paulo Alcantara <pc@cjr.nz>
To: Enzo Matsumiya <ematsumiya@suse.de>, linux-cifs@vger.kernel.org
Cc: smfrench@gmail.com, ronniesahlberg@gmail.com,
nspmangalore@gmail.com, Enzo Matsumiya <ematsumiya@suse.de>
Subject: Re: [PATCH 0/2] Introduce dns_interval procfs setting
Date: Thu, 09 Jun 2022 11:53:13 -0300 [thread overview]
Message-ID: <87czfhx50m.fsf@cjr.nz> (raw)
In-Reply-To: <20220608215444.1216-1-ematsumiya@suse.de>
Hi Enzo,
Enzo Matsumiya <ematsumiya@suse.de> writes:
> These 2 patches are a simple way to fix the DNS issue that
> currently exists in cifs, where the upcall to key.dns_resolver will
> always return 0 for the record TTL, hence, making the resolve worker
> always use the default value SMB_DNS_RESOLVE_INTERVAL_DEFAULT
> (currently 600 seconds).
>
> This also makes the new setting `dns_interval' user-configurable via
> procfs (/proc/fs/cifs/dns_interval).
How is the user supposed to know which TTL value will be used? If the
expire time is set by either key.dns_resolver or any other program used
for dns_resolver key, the above setting would no longer work and users
might get confused.
next prev parent reply other threads:[~2022-06-09 14:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-08 21:54 [PATCH 0/2] Introduce dns_interval procfs setting Enzo Matsumiya
2022-06-08 21:54 ` [PATCH 1/2] cifs: create procfs for dns_interval setting Enzo Matsumiya
2022-06-08 21:54 ` [PATCH 2/2] cifs: reschedule DNS resolve worker based on dns_interval Enzo Matsumiya
2022-06-09 0:39 ` [PATCH 0/2] Introduce dns_interval procfs setting ronnie sahlberg
2022-06-09 14:17 ` Tom Talpey
2022-06-09 15:03 ` Enzo Matsumiya
2022-06-09 15:24 ` Tom Talpey
2022-06-09 16:17 ` Enzo Matsumiya
2022-06-09 14:53 ` Paulo Alcantara [this message]
2022-06-09 15:14 ` Enzo Matsumiya
2022-06-09 15:21 ` Paulo Alcantara
2022-06-09 15:30 ` Enzo Matsumiya
2022-06-09 15:49 ` Paulo Alcantara
2022-06-09 16:16 ` Enzo Matsumiya
2022-06-09 16:42 ` Paulo Alcantara
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