]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
crypto: hisilicon/qm - inject error before stopping queue
authorWeili Qian <qianweili@huawei.com>
Sat, 31 Aug 2024 11:48:31 +0000 (19:48 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 14 Dec 2024 18:51:45 +0000 (19:51 +0100)
commit801d64177faaec184cee1e1aa4d8487df1364a54
tree158258fabfdd23bbe664181089cbf9ede3854a7a
parent1b5691014f30451dcc9350dea4377a62d0bac9d6
crypto: hisilicon/qm - inject error before stopping queue

commit b04f06fc0243600665b3b50253869533b7938468 upstream.

The master ooo cannot be completely closed when the
accelerator core reports memory error. Therefore, the driver
needs to inject the qm error to close the master ooo. Currently,
the qm error is injected after stopping queue, memory may be
released immediately after stopping queue, causing the device to
access the released memory. Therefore, error is injected to close master
ooo before stopping queue to ensure that the device does not access
the released memory.

Fixes: 6c6dd5802c2d ("crypto: hisilicon/qm - add controller reset interface")
Signed-off-by: Weili Qian <qianweili@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Libo Chen <libo.chen.cn@windriver.com>
drivers/crypto/hisilicon/qm.c