linux-kernel - [PATCH net-next v1 0/7] devmem TCP fixes

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Message-ID: <20241029205524.1306364-1-almasrymina@google.com>
Date: Tue, 29 Oct 2024 20:55:20 +0000
From: Mina Almasry <almasrymina@...gle.com>
To: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org
Cc: Mina Almasry <almasrymina@...gle.com>, "David S. Miller" <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	Simon Horman <horms@...nel.org>, Jesper Dangaard Brouer <hawk@...nel.org>, 
	Ilias Apalodimas <ilias.apalodimas@...aro.org>, Shuah Khan <shuah@...nel.org>
Subject: [PATCH net-next v1 0/7] devmem TCP fixes

A few unrelated devmem TCP fixes bundled in a series for some
convenience (if that's ok).

Patch 1-2: fix naming and provide page_pool_alloc_netmem for fragged
netmem.

Patch 3-4: fix issues with dma-buf dma addresses being potentially
passed to dma_sync_for_* helpers.

Patch 5-6: fix syzbot SO_DEVMEM_DONTNEED issue and add test for this
case.


Mina Almasry (6):
  net: page_pool: rename page_pool_alloc_netmem to *_netmems
  net: page_pool: create page_pool_alloc_netmem
  page_pool: disable sync for cpu for dmabuf memory provider
  netmem: add netmem_prefetch
  net: fix SO_DEVMEM_DONTNEED looping too long
  ncdevmem: add test for too many token_count

Samiullah Khawaja (1):
  page_pool: Set `dma_sync` to false for devmem memory provider

 include/net/netmem.h                   |  7 ++++
 include/net/page_pool/helpers.h        | 50 ++++++++++++++++++--------
 include/net/page_pool/types.h          |  2 +-
 net/core/devmem.c                      |  9 +++--
 net/core/page_pool.c                   | 11 +++---
 net/core/sock.c                        | 46 ++++++++++++++----------
 tools/testing/selftests/net/ncdevmem.c | 11 ++++++
 7 files changed, 93 insertions(+), 43 deletions(-)

-- 
2.47.0.163.g1226f6d8fa-goog