From: Joerg Roedel <joro@8bytes.org>
To: Joerg Roedel <joro@8bytes.org>
Cc: Joerg Roedel <jroedel@suse.de>,
x86@kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org, iommu@lists.linux-foundation.org,
Will Deacon <will@kernel.org>
Subject: [PATCH 2/2] iommu/amd: Clarify AMD IOMMUv2 initialization messages
Date: Tue, 23 Nov 2021 11:55:07 +0100 [thread overview]
Message-ID: <20211123105507.7654-3-joro@8bytes.org> (raw)
In-Reply-To: <20211123105507.7654-1-joro@8bytes.org>
From: Joerg Roedel <jroedel@suse.de>
The messages printed on the initialization of the AMD IOMMUv2 driver
have caused some confusion in the past. Clarify the messages to lower
the confusion in the future.
Cc: stable@vger.kernel.org
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
drivers/iommu/amd/iommu_v2.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/iommu/amd/iommu_v2.c b/drivers/iommu/amd/iommu_v2.c
index 13cbeb997cc1..58da08cc3d01 100644
--- a/drivers/iommu/amd/iommu_v2.c
+++ b/drivers/iommu/amd/iommu_v2.c
@@ -929,10 +929,8 @@ static int __init amd_iommu_v2_init(void)
{
int ret;
- pr_info("AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de>\n");
-
if (!amd_iommu_v2_supported()) {
- pr_info("AMD IOMMUv2 functionality not available on this system\n");
+ pr_info("AMD IOMMUv2 functionality not available on this system - This is not a bug.\n");
/*
* Load anyway to provide the symbols to other modules
* which may use AMD IOMMUv2 optionally.
@@ -947,6 +945,8 @@ static int __init amd_iommu_v2_init(void)
amd_iommu_register_ppr_notifier(&ppr_nb);
+ pr_info("AMD IOMMUv2 loaded and initialized\n");
+
return 0;
out:
--
2.33.1
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
prev parent reply other threads:[~2021-11-23 10:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-23 10:55 [PATCH 0/2] iommu: Two minor cleanups for v5.16 Joerg Roedel
2021-11-23 10:55 ` [PATCH 1/2] iommu/vt-d: Remove unused PASID_DISABLED Joerg Roedel
2021-11-23 11:11 ` Lu Baolu
2021-11-23 10:55 ` Joerg Roedel [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20211123105507.7654-3-joro@8bytes.org \
--to=joro@8bytes.org \
--cc=iommu@lists.linux-foundation.org \
--cc=jroedel@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=will@kernel.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox