From: David Howells <dhowells@redhat.com>
To: Christian Brauner <christian@brauner.io>
Cc: dhowells@redhat.com, Jeff Layton <jlayton@kernel.org>,
Gao Xiang <hsiangkao@linux.alibaba.com>,
Dominique Martinet <asmadeus@codewreck.org>,
Matthew Wilcox <willy@infradead.org>,
Steve French <smfrench@gmail.com>,
Marc Dionne <marc.dionne@auristor.com>,
Paulo Alcantara <pc@manguebit.com>,
Shyam Prasad N <sprasad@microsoft.com>,
Tom Talpey <tom@talpey.com>,
Eric Van Hensbergen <ericvh@kernel.org>,
Ilya Dryomov <idryomov@gmail.com>,
netfs@lists.linux.dev, linux-cachefs@redhat.com,
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-erofs@lists.ozlabs.org,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Latchesar Ionkov <lucho@ionkov.net>,
Christian Schoenebeck <linux_oss@crudebyte.com>
Subject: Re: [PATCH 21/26] netfs, 9p: Implement helpers for new write code
Date: Thu, 04 Apr 2024 09:01:43 +0100 [thread overview]
Message-ID: <3666291.1712217703@warthog.procyon.org.uk> (raw)
In-Reply-To: <3655511.1712217111@warthog.procyon.org.uk>
David Howells <dhowells@redhat.com> wrote:
> > + size_t len = subreq->len - subreq->transferred;
>
> This actually needs to be 'int len' because of the varargs packet formatter.
I think the attached change is what's required.
David
---
diff --git a/net/9p/client.c b/net/9p/client.c
index 844aca4fe4d8..04af2a7bf54b 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1670,10 +1670,10 @@ p9_client_write_subreq(struct netfs_io_subrequest *subreq)
struct p9_client *clnt = fid->clnt;
struct p9_req_t *req;
unsigned long long start = subreq->start + subreq->transferred;
- size_t len = subreq->len - subreq->transferred;
- int written, err;
+ int written, len = subreq->len - subreq->transferred;
+ int err;
- p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu len %zd\n",
+ p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu len %d\n",
fid->fid, start, len);
/* Don't bother zerocopy for small IO (< 1024) */
@@ -1699,11 +1699,11 @@ p9_client_write_subreq(struct netfs_io_subrequest *subreq)
}
if (written > len) {
- pr_err("bogus RWRITE count (%d > %lu)\n", written, len);
+ pr_err("bogus RWRITE count (%d > %u)\n", written, len);
written = len;
}
- p9_debug(P9_DEBUG_9P, "<<< RWRITE count %zd\n", len);
+ p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", len);
p9_req_put(clnt, req);
netfs_write_subrequest_terminated(subreq, written, false);
WARNING: multiple messages have this Message-ID (diff)
From: David Howells <dhowells@redhat.com>
To: Christian Brauner <christian@brauner.io>
Cc: Latchesar Ionkov <lucho@ionkov.net>,
Dominique Martinet <asmadeus@codewreck.org>,
Christian Schoenebeck <linux_oss@crudebyte.com>,
dhowells@redhat.com, linux-mm@kvack.org,
Marc Dionne <marc.dionne@auristor.com>,
linux-afs@lists.infradead.org, Paulo Alcantara <pc@manguebit.com>,
linux-cifs@vger.kernel.org, Matthew Wilcox <willy@infradead.org>,
Steve French <smfrench@gmail.com>,
linux-cachefs@redhat.com, Gao Xiang <hsiangkao@linux.alibaba.com>,
Ilya Dryomov <idryomov@gmail.com>,
Shyam Prasad N <sprasad@microsoft.com>,
Tom Talpey <tom@talpey.com>,
ceph-devel@vger.kernel.org,
Eric Van Hensbergen <ericvh@kernel.org>,
linux-nfs@vger.kernel.org, netdev@vger.kernel.org,
v9fs@lists.linux.dev, Jeff Layton <jlayton@kernel.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
netfs@lists.linux.dev, linux-erofs@lists.ozlabs.org
Subject: Re: [PATCH 21/26] netfs, 9p: Implement helpers for new write code
Date: Thu, 04 Apr 2024 09:01:43 +0100 [thread overview]
Message-ID: <3666291.1712217703@warthog.procyon.org.uk> (raw)
In-Reply-To: <3655511.1712217111@warthog.procyon.org.uk>
David Howells <dhowells@redhat.com> wrote:
> > + size_t len = subreq->len - subreq->transferred;
>
> This actually needs to be 'int len' because of the varargs packet formatter.
I think the attached change is what's required.
David
---
diff --git a/net/9p/client.c b/net/9p/client.c
index 844aca4fe4d8..04af2a7bf54b 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1670,10 +1670,10 @@ p9_client_write_subreq(struct netfs_io_subrequest *subreq)
struct p9_client *clnt = fid->clnt;
struct p9_req_t *req;
unsigned long long start = subreq->start + subreq->transferred;
- size_t len = subreq->len - subreq->transferred;
- int written, err;
+ int written, len = subreq->len - subreq->transferred;
+ int err;
- p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu len %zd\n",
+ p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu len %d\n",
fid->fid, start, len);
/* Don't bother zerocopy for small IO (< 1024) */
@@ -1699,11 +1699,11 @@ p9_client_write_subreq(struct netfs_io_subrequest *subreq)
}
if (written > len) {
- pr_err("bogus RWRITE count (%d > %lu)\n", written, len);
+ pr_err("bogus RWRITE count (%d > %u)\n", written, len);
written = len;
}
- p9_debug(P9_DEBUG_9P, "<<< RWRITE count %zd\n", len);
+ p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", len);
p9_req_put(clnt, req);
netfs_write_subrequest_terminated(subreq, written, false);
next prev parent reply other threads:[~2024-04-04 8:01 UTC|newest]
Thread overview: 125+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-28 16:33 [PATCH 00/26] netfs, afs, 9p, cifs: Rework netfs to use ->writepages() to copy to cache David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:33 ` [PATCH 01/26] cifs: Fix duplicate fscache cookie warnings David Howells
2024-03-28 16:33 ` David Howells
2024-04-15 11:25 ` Jeff Layton
2024-04-15 11:25 ` Jeff Layton
2024-04-15 13:03 ` David Howells
2024-04-15 13:03 ` David Howells
2024-04-15 22:51 ` Steve French
2024-04-15 22:51 ` Steve French
2024-04-16 22:40 ` David Howells
2024-04-16 22:40 ` David Howells
2024-03-28 16:33 ` [PATCH 02/26] 9p: Clean up some kdoc and unused var warnings David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:33 ` [PATCH 03/26] netfs: Update i_blocks when write committed to pagecache David Howells
2024-03-28 16:33 ` David Howells
2024-04-15 11:28 ` Jeff Layton
2024-04-15 11:28 ` Jeff Layton
2024-04-16 22:47 ` David Howells
2024-04-16 22:47 ` David Howells
2024-03-28 16:33 ` [PATCH 04/26] netfs: Replace PG_fscache by setting folio->private and marking dirty David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:33 ` [PATCH 05/26] mm: Remove the PG_fscache alias for PG_private_2 David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:33 ` [PATCH 06/26] netfs: Remove deprecated use of PG_private_2 as a second writeback flag David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:33 ` [PATCH 07/26] netfs: Make netfs_io_request::subreq_counter an atomic_t David Howells
2024-03-28 16:33 ` David Howells
2024-03-28 16:34 ` [PATCH 08/26] netfs: Use subreq_counter to allocate subreq debug_index values David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 09/26] mm: Provide a means of invalidation without using launder_folio David Howells
2024-03-28 16:34 ` David Howells
2024-04-15 11:41 ` Jeff Layton
2024-04-15 11:41 ` Jeff Layton
2024-04-17 9:02 ` David Howells
2024-03-28 16:34 ` [PATCH 10/26] cifs: Use alternative invalidation to " David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 11/26] 9p: " David Howells
2024-03-28 16:34 ` David Howells
2024-04-15 11:43 ` Jeff Layton
2024-04-15 11:43 ` Jeff Layton
2024-04-16 23:03 ` David Howells
2024-04-16 23:03 ` David Howells
2024-03-28 16:34 ` [PATCH 12/26] afs: " David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 13/26] netfs: Remove ->launder_folio() support David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 14/26] netfs: Use mempools for allocating requests and subrequests David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 15/26] mm: Export writeback_iter() David Howells
2024-03-28 16:34 ` David Howells
2024-04-03 8:59 ` Christoph Hellwig
2024-04-03 8:59 ` Christoph Hellwig
2024-04-03 10:10 ` David Howells
2024-04-03 10:10 ` David Howells
2024-04-03 10:14 ` Christoph Hellwig
2024-04-03 10:14 ` Christoph Hellwig
2024-04-03 10:55 ` David Howells
2024-04-03 10:55 ` David Howells
2024-04-03 12:41 ` Christoph Hellwig
2024-04-03 12:41 ` Christoph Hellwig
2024-04-03 12:58 ` David Howells
2024-04-03 12:58 ` David Howells
2024-04-05 6:53 ` Christoph Hellwig
2024-04-05 6:53 ` Christoph Hellwig
2024-04-05 10:15 ` Christian Brauner
2024-04-05 10:15 ` Christian Brauner
2024-03-28 16:34 ` [PATCH 16/26] netfs: Switch to using unsigned long long rather than loff_t David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 17/26] netfs: Fix writethrough-mode error handling David Howells
2024-03-28 16:34 ` David Howells
2024-04-15 12:40 ` Jeff Layton
2024-04-15 12:40 ` Jeff Layton
2024-04-17 9:04 ` David Howells
2024-04-17 9:04 ` David Howells
2024-03-28 16:34 ` [PATCH 18/26] netfs: Add some write-side stats and clean up some stat names David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 19/26] netfs: New writeback implementation David Howells
2024-03-28 16:34 ` David Howells
2024-03-29 10:34 ` Naveen Mamindlapalli
2024-03-29 10:34 ` Naveen Mamindlapalli
2024-03-30 1:06 ` Vadim Fedorenko
2024-03-30 1:06 ` Vadim Fedorenko
2024-03-30 1:06 ` Vadim Fedorenko
2024-03-30 1:06 ` Vadim Fedorenko
2024-03-30 1:03 ` Vadim Fedorenko
2024-03-30 1:03 ` Vadim Fedorenko
2024-03-28 16:34 ` [PATCH 20/26] netfs, afs: Implement helpers for new write code David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 21/26] netfs, 9p: " David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 22/26] netfs, cachefiles: " David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 23/26] netfs: Cut over to using new writeback code David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 24/26] netfs: Remove the old " David Howells
2024-03-28 16:34 ` David Howells
2024-04-15 12:20 ` Jeff Layton
2024-04-15 12:20 ` Jeff Layton
2024-04-17 10:36 ` David Howells
2024-04-17 10:36 ` David Howells
2024-03-28 16:34 ` [PATCH 25/26] netfs: Miscellaneous tidy ups David Howells
2024-03-28 16:34 ` David Howells
2024-03-28 16:34 ` [PATCH 26/26] netfs, afs: Use writeback retry to deal with alternate keys David Howells
2024-03-28 16:34 ` David Howells
2024-04-01 13:53 ` Simon Horman
2024-04-01 13:53 ` Simon Horman
2024-04-02 8:32 ` David Howells
2024-04-02 8:32 ` David Howells
2024-04-10 17:38 ` Simon Horman
2024-04-10 17:38 ` Simon Horman
2024-04-11 7:09 ` David Howells
2024-04-11 7:09 ` David Howells
2024-04-02 8:46 ` [PATCH 19/26] netfs: New writeback implementation David Howells
2024-04-02 8:46 ` David Howells
2024-04-02 10:48 ` [PATCH 00/26] netfs, afs, 9p, cifs: Rework netfs to use ->writepages() to copy to cache Christian Brauner
2024-04-02 10:48 ` Christian Brauner
2024-04-04 7:51 ` [PATCH 21/26] netfs, 9p: Implement helpers for new write code David Howells
2024-04-04 7:51 ` David Howells
2024-04-04 8:01 ` David Howells [this message]
2024-04-04 8:01 ` David Howells
2024-04-08 15:53 ` [PATCH 23/26] netfs: Cut over to using new writeback code David Howells
2024-04-08 15:53 ` David Howells
2024-04-15 12:49 ` [PATCH 00/26] netfs, afs, 9p, cifs: Rework netfs to use ->writepages() to copy to cache Jeff Layton
2024-04-15 12:49 ` Jeff Layton
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