From: Jakub Kicinski <kuba@kernel.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>,
Ilya Dryomov <idryomov@gmail.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Jason Wang <jasowang@redhat.com>,
Minchan Kim <minchan@kernel.org>,
Sergey Senozhatsky <senozhatsky@chromium.org>,
Keith Busch <kbusch@kernel.org>, Sagi Grimberg <sagi@grimberg.me>,
Chaitanya Kulkarni <kch@nvidia.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
David Howells <dhowells@redhat.com>,
Marc Dionne <marc.dionne@auristor.com>,
Xiubo Li <xiubli@redhat.com>, Steve French <sfrench@samba.org>,
Trond Myklebust <trond.myklebust@hammerspace.com>,
Anna Schumaker <anna@kernel.org>,
Mike Marshall <hubcap@omnibond.com>,
Andrew Morton <akpm@linux-foundation.org>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Chuck Lever <chuck.lever@oracle.com>,
linux-block@vger.kernel.org, ceph-devel@vger.kernel.org,
virtualization@lists.linux-foundation.org,
linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org,
target-devel@vger.kernel.org, kvm@vger.kernel.org,
netdev@vger.kernel.org, linux-afs@lists.infradead.org,
linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
devel@lists.orangefs.org, io-uring@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH 01/23] block: factor out a bvec_set_page helper
Date: Mon, 30 Jan 2023 21:52:00 -0800 [thread overview]
Message-ID: <20230130215200.0d0eaf66@kernel.org> (raw)
In-Reply-To: <Y9im8+cEyRhQLLfV@casper.infradead.org>
On Tue, 31 Jan 2023 05:28:19 +0000 Matthew Wilcox wrote:
> > I bet we can drop mm.h now. It was originally added for nth_page()
> > in 3d75ca0adef4 but those were all removed by b8753433fc61.
> >
> > A quick smoke test on my default testing config doesn't find any
> > problems. Let me send a patch and see if the build bots complain.
>
> Disappointingly, it doesn't really change anything. 1134 files
> depend on mm.h both before and after [1]. Looks like it's due to
> arch/x86/include/asm/cacheflush.h pulling in linux/mm.h, judging by the
> contents of .build_test_kernel-x86_64/net/ipv6/.inet6_hashtables.o.cmd.
> But *lots* of header files pull in mm.h, including scatterlist.h,
> vt_kern.h, net.h, nfs_fs.h, sunrpc/svc.h and security.h.
>
> I suppose it may cut down on include loops to drop it here, so I'm
> still in favour of the patch I posted, but this illustrates how
> deeply entangled our headers still are.
+1 it's a bit of a chicken and an egg problem. Until mm.h is gone
from bvec there's no point removing other headers which pull it in
to skbuff.h.
next prev parent reply other threads:[~2023-01-31 5:52 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-30 9:21 add bvec initialization helpers Christoph Hellwig
2023-01-30 9:21 ` [PATCH 01/23] block: factor out a bvec_set_page helper Christoph Hellwig
2023-01-30 10:33 ` David Howells
2023-01-30 10:36 ` Christoph Hellwig
2023-01-30 18:35 ` Ilya Dryomov
2023-01-30 11:55 ` Johannes Thumshirn
2023-01-30 17:09 ` Bart Van Assche
2023-01-30 19:24 ` Bart Van Assche
2023-01-31 13:45 ` Christoph Hellwig
2023-01-31 4:47 ` Jakub Kicinski
2023-01-31 5:00 ` Matthew Wilcox
2023-01-31 5:28 ` Matthew Wilcox
2023-01-31 5:52 ` Jakub Kicinski [this message]
2023-01-31 6:55 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 02/23] block: add a bvec_set_folio helper Christoph Hellwig
2023-01-30 11:54 ` Johannes Thumshirn
2023-01-31 6:55 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 03/23] block: add a bvec_set_virt helper Christoph Hellwig
2023-01-30 12:08 ` Johannes Thumshirn
2023-01-31 6:55 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 04/23] sd: factor out a sd_set_special_bvec helper Christoph Hellwig
2023-01-31 6:56 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 05/23] target: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-31 6:56 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 06/23] nvmet: " Christoph Hellwig
2023-01-30 12:07 ` Johannes Thumshirn
2023-01-31 6:57 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 07/23] nvme: use bvec_set_virt to initialize special_vec Christoph Hellwig
2023-01-30 12:09 ` Johannes Thumshirn
2023-01-31 6:58 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 08/23] rbd: use bvec_set_page to initialize the copy up bvec Christoph Hellwig
2023-01-30 17:47 ` Ilya Dryomov
2023-01-30 9:21 ` [PATCH 09/23] virtio_blk: use bvec_set_virt to initialize special_vec Christoph Hellwig
2023-01-30 15:17 ` Michael S. Tsirkin
2023-01-31 3:22 ` Jason Wang
2023-01-31 6:57 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 10/23] zram: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 13:31 ` Johannes Thumshirn
2023-01-31 2:34 ` Sergey Senozhatsky
2023-01-30 9:21 ` [PATCH 11/23] afs: use bvec_set_folio to initialize a bvec Christoph Hellwig
2023-01-30 15:59 ` David Howells
2023-01-30 9:21 ` [PATCH 12/23] ceph: use bvec_set_page " Christoph Hellwig
2023-01-30 18:02 ` Ilya Dryomov
2023-01-31 1:51 ` Xiubo Li
2023-01-30 9:21 ` [PATCH 13/23] cifs: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 15:56 ` Paulo Alcantara
2023-01-30 9:21 ` [PATCH 14/23] coredump: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-01-30 9:21 ` [PATCH 15/23] nfs: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 9:21 ` [PATCH 16/23] orangefs: use bvec_set_{page,folio} " Christoph Hellwig
2023-01-30 9:21 ` [PATCH 17/23] splice: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-01-30 9:21 ` [PATCH 18/23] io_uring: " Christoph Hellwig
2023-01-31 6:59 ` Chaitanya Kulkarni
2023-01-30 9:21 ` [PATCH 19/23] swap: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 9:21 ` [PATCH 20/23] rxrpc: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-01-30 10:31 ` David Howells
2023-01-30 10:33 ` Christoph Hellwig
2023-01-30 11:24 ` David Howells
2023-01-30 12:18 ` Christoph Hellwig
2023-01-30 15:58 ` David Howells
2023-01-30 9:21 ` [PATCH 21/23] sunrpc: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 15:38 ` Chuck Lever III
2023-01-30 9:21 ` [PATCH 22/23] vring: use bvec_set_page to initialize a bvec Christoph Hellwig
2023-01-31 2:31 ` Jason Wang
2023-01-30 9:21 ` [PATCH 23/23] net-ceph: use bvec_set_page to initialize bvecs Christoph Hellwig
2023-01-30 18:20 ` Ilya Dryomov
-- strict thread matches above, loose matches on Subject: below --
2023-02-03 15:06 add bvec initialization helpers v2 Christoph Hellwig
2023-02-03 15:06 ` [PATCH 01/23] block: factor out a bvec_set_page helper Christoph Hellwig
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