From: David Howells <dhowells@redhat.com>
To: Steve French <smfrench@gmail.com>
Cc: dhowells@redhat.com, CIFS <linux-cifs@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>
Subject: Re: netfs read failures with current mainline
Date: Wed, 19 Feb 2025 16:45:56 +0000 [thread overview]
Message-ID: <527284.1739983556@warthog.procyon.org.uk> (raw)
In-Reply-To: <CAH2r5mvgkPdLQ_oz_faa=4CVCaHNDcNVZfqBbdKTENrW5COSTA@mail.gmail.com>
Steve French <smfrench@gmail.com> wrote:
> I see many "Couldn't get user pages" netfs errors running cifs/102
> regression test (which tests for leaked file handles) when using
> current mainline from today (which includes the recent netfs read
> retry fixes). For example many of:
>
> [Mon Feb 17 14:08:31 2025] netfs: Couldn't get user pages (rc=-4)
> [Mon Feb 17 14:08:31 2025] netfs: Zero-sized read [R=32f]
> [Mon Feb 17 14:08:31 2025] netfs: Couldn't get user pages (rc=-4)
>
> Anyone else see netfs problems when running with current mainline?
rc=-4 is -EINTR. I guess this is because your test is hitting a request with
SIGKILL and iov_iter_extract_pages() is failing. The above is probably not a
bug, per se, but rather some logging that wants cleaning up.
David
prev parent reply other threads:[~2025-02-19 16:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-17 21:01 netfs read failures with current mainline Steve French
2025-02-19 16:26 ` David Howells
2025-02-20 6:01 ` Steve French
2025-02-19 16:45 ` David Howells [this message]
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