From: Stanislav Fomichev <sdf.kernel@gmail.com>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, horms@kernel.org, hawk@kernel.org,
ilias.apalodimas@linaro.org, asml.silence@gmail.com,
axboe@kernel.dk, sdf@fomichev.me, bobbyeshleman@meta.com,
almasrymina@google.com, kaiyuanz@google.com,
linux-kernel@vger.kernel.org, io-uring@vger.kernel.org
Subject: [PATCH net-next 0/3] net: consolidate net_iov freelist and DMA handling
Date: Tue, 22 Sep 2026 13:43:45 -0700 [thread overview]
Message-ID: <20260922204348.717198-1-sdf@fomichev.me> (raw)
Follow up on the recently merged devmem gen_pool removal by consolidating
the remaining net_iov freelist and DMA-address handling.
- move shared freelist state and operations into net_iov_area
- switch devmem to public memory-provider helpers and reject DMA
addresses that cannot be represented
- decode stored DMA addresses for TX on 32-bit systems with 64-bit
dma_addr_t
Stanislav Fomichev (3):
net: netmem: add net_iov_area freelist helpers
net: devmem: use memory provider helpers for net_iovs
net: devmem: decode DMA addresses for TX
include/linux/skbuff.h | 7 ++-
include/net/netmem.h | 55 ++++++++++++++++++++++-
include/net/page_pool/helpers.h | 10 +----
io_uring/zcrx.c | 25 ++++-------
io_uring/zcrx.h | 4 --
net/core/devmem.c | 77 +++++++++++++++------------------
net/core/devmem.h | 7 ++-
net/core/page_pool_priv.h | 14 +-----
8 files changed, 108 insertions(+), 91 deletions(-)
--
2.53.0-Meta
next reply other threads:[~2026-09-22 20:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 20:43 Stanislav Fomichev [this message]
2026-09-22 20:43 ` [PATCH net-next 1/3] net: netmem: add net_iov_area freelist helpers Stanislav Fomichev
2026-09-23 23:46 ` netdev-bot+sashiko
2026-09-24 16:28 ` Stanislav Fomichev
2026-09-24 15:02 ` Mina Almasry
2026-09-24 15:41 ` Pavel Begunkov
2026-09-24 16:46 ` Mina Almasry
2026-09-25 11:11 ` Pavel Begunkov
2026-09-24 16:48 ` Stanislav Fomichev
2026-09-25 11:42 ` Pavel Begunkov
2026-09-25 15:49 ` Stanislav Fomichev
2026-09-24 16:45 ` Stanislav Fomichev
2026-09-22 20:43 ` [PATCH net-next 2/3] net: devmem: use memory provider helpers for net_iovs Stanislav Fomichev
2026-09-23 23:46 ` netdev-bot+sashiko
2026-09-24 16:25 ` Stanislav Fomichev
2026-09-24 15:15 ` Mina Almasry
2026-09-22 20:43 ` [PATCH net-next 3/3] net: devmem: decode DMA addresses for TX Stanislav Fomichev
2026-09-24 19:26 ` Mina Almasry
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