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Wed, 19 Feb 2025 02:15:24 +0000 Received: from localhost.localdomain (ip72-199-50-187.sd.sd.cox.net [72.199.50.187]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dave@stgolabs.net) by pdx1-sub0-mail-a289.dreamhost.com (Postfix) with ESMTPSA id 4YyKjl2qt4z8j; Tue, 18 Feb 2025 18:15:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1739931324; bh=/8oB4lUeCLo+Abfkt2xE3ryR06wT2pUcg/09SNT7TYI=; h=From:To:Cc:Subject:Date:Content-Transfer-Encoding; b=k4FLyA0q/PfvSabGTOwhOZMInMjAbQGd2jhqtGpcxplF1Mg4BxCFn1vKPIQ8CMRR+ n3bKOY0eV87vZl6oT1MCozNChWdlPkI1LH6gcWO3UkM9c3rEZWXlTwoxbzOo/SN4vY AMIY2aiNrTImlK1XmthmpFEO99hyZLMFss9puXhmKm9KgzSOzBxE4pdgZ2OIRXO5TW WPbRY6a/kgUNuE7k1gkt+zRmwQ/fQEjeRE+z6Km+mSpzw87gA+DZwLkn/enEo5OpVn FNDqAC7W1bMUnwkM5acVWe3es573tU+WV9cEo2926FlBQvErlFS4KicMpdhVHVqTW/ XfS2IxI1XhTfQ== 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 v2 0/4] cxl: Dirty shutdown followups Date: Tue, 18 Feb 2025 18:14:16 -0800 Message-Id: <20250219021420.214991-1-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 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) - 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 | 17 +++- drivers/cxl/pmem.c | 77 +++++++++++++++++-- tools/testing/cxl/test/mem.c | 23 ++++++ 8 files changed, 175 insertions(+), 22 deletions(-) --- 2.39.5