Commit 476c56ab authored by Fenghua Yu's avatar Fenghua Yu Committed by Xiaochen Shen
Browse files

dmaengine: idxd: Fix crc_val field for completion record 

mainline inclusion
from mainline-v6.2
commit dc901d98
category: bugfix
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I596WO


CVE: NA

Intel-SIG: commit dc901d98 dmaengine: idxd: Fix crc_val field for completion record.
Incremental backporting patches for DSA/IAA on Intel Xeon platform.

--------------------------------

The crc_val in the completion record should be 64 bits and not 32 bits.

Fixes: 4ac823e9 ("dmaengine: idxd: fix delta_rec and crc size field for completion record")
Reported-by: default avatarNirav N Shah <nirav.n.shah@intel.com>
Signed-off-by: default avatarFenghua Yu <fenghua.yu@intel.com>
Reviewed-by: default avatarDave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/20221111012715.2031481-1-fenghua.yu@intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
Signed-off-by: default avatarXiaochen Shen <xiaochen.shen@intel.com>
parent b800fe68

include/uapi/linux/idxd.h

+1 −1
Original line number Diff line number Diff line
@@ -295,7 +295,7 @@ struct dsa_completion_record { 
		};



		uint32_t	delta_rec_size;

		uint32_t	crc_val;

		uint64_t	crc_val;



		/* DIF check & strip */

		struct {