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Tue, 18 Feb 2025 19:05:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1739934359; bh=UNXY3sMqlqXzMn6Ii4Y/Smh4IqubbPCxIrHD3kM6knA=; h=From:To:Cc:Subject:Date:Content-Transfer-Encoding; b=GW3mcI33H4F9HLAH0koJExU618N0yZMnGVWQkAqN4RROFptzu9cpGEI4PKhOUmGrN R6GFgtn6fD7JnR6ggdDaeEBd44pxxTt+nctVhdr798OKScsQ+55p4eX2S59chQnC3D 1hqf49x4i1k0fz7DM0Oea335cmGJj7SovbdJyqOLt1QyzOBb1XRdRAiM2H+8Wobsuk +ENtNgIs2hgXKfshmkGvANEiF+3Ovt6q0DBQgXekl+nPtn9hf4TUX8+AlhsSp65qoT EQ2utsMtnfW57RuWxJB0ptSzDp8Yx2jgQAiyjTUYVhWLu/cf+UFF0qqz478CWm5gYJ yF+eZp91C+F5A== From: Davidlohr Bueso To: dave.jiang@intel.com, dan.j.williams@intel.com Cc: jonathan.cameron@huawei.com, alison.schofield@intel.com, ira.weiny@intel.com, vishal.l.verma@intel.com, seven.yi.lee@gmail.com, a.manzanares@samsung.com, fan.ni@samsung.com, anisa.su@samsung.com, dave@stgolabs.net, linux-cxl@vger.kernel.org Subject: [PATCH v3 0/4] cxl: Dirty shutdown followups Date: Tue, 18 Feb 2025 19:05:16 -0800 Message-Id: <20250219030520.237207-1-dave@stgolabs.net> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Changes from v2: - remove leftover cxl_gpf_device() declaration Changes from v1 (https://lore.kernel.org/linux-cxl/20250205040842.1253616-1-dave@stgolabs.net/): - crated a new cxl_gpf_get_dvsec() helper to share for port and dev gpf (DaveJ) - renamed cxl_dirty_shutdown_state() to cxl_arm_dirty_shutdown() (DaveJ) - exported the cxl_gpf_get_dvsec() symbol used outside of core (Yi, DaveJ) - introduced CXL_INVALID_DIRTY_SHUTDOWN_COUNT (DaveJ) - use u64 for cxl_nvd->dirty_shutdowns, - rename to cxl_nvdimm_setup_dirty_tracking() and use return statements (DaveJ) - picked up review tag in patch 4 (DaveJ) Hi, Some followup patches to the GPF work. First two patches are from feedback provided by DaveJ. The third patch adds a $platform/dirty_shutdown sysfs attribute to expose the count to userspace. Fourth patch adds support emulating the set shutdown state command for the mock device. Applies against the -next branch of cxl.git. Thanks! Davidlohr Bueso (4): cxl/pci: Introduce cxl_gpf_get_dvsec() cxl/pmem: Rename cxl_dirty_shutdown_state() cxl/pmem: Export dirty shutdown count via sysfs tools/testing/cxl: Set Shutdown State support Documentation/ABI/testing/sysfs-bus-cxl | 12 +++ Documentation/driver-api/cxl/maturity-map.rst | 2 +- drivers/cxl/core/mbox.c | 25 +++++- drivers/cxl/core/pci.c | 38 ++++++--- drivers/cxl/cxl.h | 3 + drivers/cxl/cxlmem.h | 15 +++- drivers/cxl/pmem.c | 77 +++++++++++++++++-- tools/testing/cxl/test/mem.c | 23 ++++++ 8 files changed, 173 insertions(+), 22 deletions(-) --- 2.39.5