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/linux/drivers/dma/idxd/
H A Didxd.hdiff 89e3becd8f821e507052e012d2559dcda59f538e Mon Feb 01 16:26:14 CET 2021 Dave Jiang <dave.jiang@intel.com> dmaengine: idxd: check device state before issue command

Add device state check before executing command. Without the check the
command can be issued while device is in halt state and causes the driver to
block while waiting for the completion of the command.

Reported-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Tested-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Fixes: 0d5c10b4c84d ("dmaengine: idxd: add work queue drain support")
Link: https://lore.kernel.org/r/161219313921.2976211.12222625226450097465.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
H A Dinit.cdiff 89e3becd8f821e507052e012d2559dcda59f538e Mon Feb 01 16:26:14 CET 2021 Dave Jiang <dave.jiang@intel.com> dmaengine: idxd: check device state before issue command

Add device state check before executing command. Without the check the
command can be issued while device is in halt state and causes the driver to
block while waiting for the completion of the command.

Reported-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Tested-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Fixes: 0d5c10b4c84d ("dmaengine: idxd: add work queue drain support")
Link: https://lore.kernel.org/r/161219313921.2976211.12222625226450097465.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
H A Ddevice.cdiff 89e3becd8f821e507052e012d2559dcda59f538e Mon Feb 01 16:26:14 CET 2021 Dave Jiang <dave.jiang@intel.com> dmaengine: idxd: check device state before issue command

Add device state check before executing command. Without the check the
command can be issued while device is in halt state and causes the driver to
block while waiting for the completion of the command.

Reported-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Tested-by: Sanjay Kumar <sanjay.k.kumar@intel.com>
Fixes: 0d5c10b4c84d ("dmaengine: idxd: add work queue drain support")
Link: https://lore.kernel.org/r/161219313921.2976211.12222625226450097465.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>