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[82.132.221.54]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-69c60d47188sm681191a12.27.2026.07.11.02.12.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Jul 2026 02:12:07 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org Cc: asml.silence@gmail.com, netdev@vger.kernel.org Subject: [PATCH review-only 00/17] zcrx RQ improvements and dynamic memory provisioning Date: Sat, 11 Jul 2026 10:11:23 +0100 Message-ID: X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sending it out mainly to trigger review bots. The first half improves the refill queue implementation and improves refilling limits, which shows up when niovs are heavily fragmented like with large rx pages. The 2nd half adds dynamic backing memory provisioning. Pavel Begunkov (17): io_uring/zcrx: scale refilling with large pages io_uring/zcrx: move RQ head/tail to separate cache lines io_uring/zcrx: add RQ iterator io_uring/zcrx: cache RQ tail io_uring/zcrx: coalesce same-niov RQEs on refill io_uring/zcrx: constify area_reg on import io_uring/zcrx: add helper for deriving area token io_uring/zcrx: don't pass ifq_reg to area creation io_uring/zcrx: split dmabuf unmap and release io_uring/zcrx: unmap under netdev lock io_uring/zcrx: split append out of area creation io_uring/zcrx: move freelist lock to struct zcrx io_uring/zcrx: array of areas io_uring/zcrx: pass area_id to __zcrx_create_area() io_uring/zcrx: add dynamic area creation io_urint/zcrx: narrow var scope in io_zcrx_recv_skb() io_uring/zcrx: don't reload skb_shinfo include/uapi/linux/io_uring/zcrx.h | 7 + io_uring/query.c | 2 +- io_uring/zcrx.c | 445 +++++++++++++++++++++-------- io_uring/zcrx.h | 15 +- 4 files changed, 345 insertions(+), 124 deletions(-) -- 2.54.0