dmaengine: idxd: add pid to exported sysfs attribute for opened file

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Provide the pid of the application for the opened file. This allows the
monitor daemon to easily correlate which app opened the file and easily
kill the app by pid if that is desired action.

Tested-by: Tony Zhu <tony.zhu@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Link: https://lore.kernel.org/r/20230407203143.2189681-16-fenghua.yu@intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

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Dave Jiang 2023-04-07 13:31:42 -07:00 • committed by Vinod Koul

parent 244009b07e

commit a62b8f87c7

2 changed files with 19 additions and 0 deletions

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8

Documentation/ABI/stable/sysfs-driver-dma-idxd

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11

drivers/dma/idxd/cdev.c

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