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nvme-auth: have dhchap_auth_work wait for queues auth to complete

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It triggered the queue authentication work elements in parallel, but
the ctrl authentication work itself completes when all of them
completes. Hence wait for queues auth completions.

This also makes nvme_auth_stop simply a sync cancel of ctrl
dhchap_auth_work.

Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Sagi Grimberg 2022-11-13 13:24:22 +02:00 committed by Christoph Hellwig
parent a2a00d2a66
commit d061a1bd1f
1 changed files with 6 additions and 7 deletions
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13
drivers/nvme/host/auth.c
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@ -926,6 +926,12 @@ static void nvme_ctrl_auth_work(struct work_struct *work)
* Failure is a soft-state; credentials remain valid until
* the controller terminates the connection.
*/
for (q = 1; q < ctrl->queue_count; q++) {
ret = nvme_auth_wait(ctrl, q);
if (ret)
dev_warn(ctrl->device,
"qid %d: authentication failed\n", q);
}
}
int nvme_auth_init_ctrl(struct nvme_ctrl *ctrl)
@ -976,14 +982,7 @@ EXPORT_SYMBOL_GPL(nvme_auth_init_ctrl);
void nvme_auth_stop(struct nvme_ctrl *ctrl)
{
struct nvme_dhchap_queue_context *chap;
int i;
cancel_work_sync(&ctrl->dhchap_auth_work);
for (i = 0; i < ctrl_max_dhchaps(ctrl); i++) {
chap = &ctrl->dhchap_ctxs[i];
cancel_work_sync(&chap->auth_work);
}
}
EXPORT_SYMBOL_GPL(nvme_auth_stop);