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Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <20261013.cachefiles-partial-zeros-trace.pchmelar@innovatrics.com> References: <20261013.cachefiles-partial-zeros-trace.pchmelar@innovatrics.com> <20260910220242.2165023-1-dhowells@redhat.com> <20260910220242.2165023-5-dhowells@redhat.com> <20261011.cachefiles-partial-zeros.pchmelar@innovatrics.com> <1655268.1791878098@warthog.procyon.org.uk> To: Petr Chmelar Cc: dhowells@redhat.com, Christian Brauner , Paulo Alcantara , Matthew Wilcox , Namjae Jeon , Marc Dionne , Stefan Metzmacher , Eric Van Hensbergen , Dominique Martinet , Ilya Dryomov , netfs@lists.linux.dev, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v12 4/5] cachefiles: Don't rely on backing fs storage map for most use cases Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <1995692.1791971125.1@warthog.procyon.org.uk> Content-Transfer-Encoding: quoted-printable Date: Wed, 14 Oct 2026 10:45:25 +0100 Message-ID: <1995693.1791971125@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Does the attached fix the problem? David --- diff --git a/fs/netfs/buffered_read.c b/fs/netfs/buffered_read.c index cc1b00f301d2..c0157f9a338d 100644 --- a/fs/netfs/buffered_read.c +++ b/fs/netfs/buffered_read.c @@ -379,7 +379,7 @@ static void netfs_read_to_pagecache(struct netfs_io_re= quest *rreq) } = subreq->start =3D start; - subreq->len =3D size; + subreq->len =3D len; if (copy) __set_bit(NETFS_SREQ_COPY_TO_CACHE, &subreq->flags); =