From: Dave Jiang <dave.jiang@intel.com>
To: vkoul@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de
Cc: Jing Lin <jing.lin@intel.com>, Tony Luck <tony.luck@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
x86@kernel.org, dan.j.williams@intel.com, ashok.raj@intel.com,
fenghua.yu@intel.com, tony.luck@intel.com, jing.lin@intel.com
Subject: [PATCH v3 6/6] dmaengine: idxd: add ABI documentation for shared wq
Date: Mon, 06 Jul 2020 11:22:01 -0700 [thread overview]
Message-ID: <159405972142.19216.202541495863164149.stgit@djiang5-desk3.ch.intel.com> (raw)
In-Reply-To: <159405827797.19216.15283540319201919054.stgit@djiang5-desk3.ch.intel.com>
Add the sysfs attribute bits in ABI/stable for shared wq support.
Signed-off-by: Jing Lin <jing.lin@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
---
Documentation/ABI/stable/sysfs-driver-dma-idxd | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/Documentation/ABI/stable/sysfs-driver-dma-idxd b/Documentation/ABI/stable/sysfs-driver-dma-idxd
index 1af9c4175213..a336d2b2009a 100644
--- a/Documentation/ABI/stable/sysfs-driver-dma-idxd
+++ b/Documentation/ABI/stable/sysfs-driver-dma-idxd
@@ -77,6 +77,13 @@ Contact: dmaengine@vger.kernel.org
Description: The operation capability bit mask specify the operation types
supported by the this device.
+What: /sys/bus/dsa/devices/dsa<m>/pasid_enabled
+Date: Jul 5, 2020
+KernelVersion: 5.9.0
+Contact: dmaengine@vger.kernel.org
+Description: To indicate if PASID (process address space identifier) is
+ enabled or not for this device.
+
What: /sys/bus/dsa/devices/dsa<m>/state
Date: Oct 25, 2019
KernelVersion: 5.6.0
@@ -116,6 +123,13 @@ Description: The maximum number of bandwidth tokens that may be in use at
one time by operations that access low bandwidth memory in the
device.
+What: /sys/bus/dsa/devices/wq<m>.<n>/block_on_fault
+Date: Jul 5, 2020
+KernelVersion: 5.9.0
+Contact: dmaengine@vger.kernel.org
+Description: To indicate block on fault is allowed or not for the work queue
+ to support on demand paging.
+
What: /sys/bus/dsa/devices/wq<m>.<n>/group_id
Date: Oct 25, 2019
KernelVersion: 5.6.0
next prev parent reply other threads:[~2020-07-06 18:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-06 18:21 [PATCH v3 0/6] Add shared workqueue support for idxd driver Dave Jiang
2020-07-06 18:21 ` [PATCH v3 1/6] x86/cpufeatures: Enumerate ENQCMD and ENQCMDS instructions Dave Jiang
2020-07-06 18:21 ` [PATCH v3 2/6] x86/asm: move the raw asm in iosubmit_cmds512() to special_insns.h Dave Jiang
2020-07-06 18:21 ` [PATCH v3 3/6] x86/asm: add enqcmds() to support ENQCMDS instruction Dave Jiang
2020-07-06 18:21 ` [PATCH v3 4/6] dmaengine: idxd: add shared workqueue support Dave Jiang
2020-07-06 18:21 ` [PATCH v3 5/6] dmaengine: idxd: clean up descriptors with fault error Dave Jiang
2020-07-06 18:22 ` Dave Jiang [this message]
2020-07-06 18:57 ` [PATCH v3 6/6] dmaengine: idxd: add ABI documentation for shared wq Dave Hansen
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