All of lore.kernel.org
 help / color / mirror / Atom feed
From: Lu Baolu <baolu.lu@linux.intel.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: Kevin Tian <kevin.tian@intel.com>,
	Ashok Raj <ashok.raj@intel.com>,
	Sanjay Kumar <sanjay.k.kumar@intel.com>,
	iommu@lists.linux-foundation.org,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH 2/9] iommu/vt-d: Remove unnecessary oom message
Date: Wed, 18 Aug 2021 21:48:45 +0800	[thread overview]
Message-ID: <20210818134852.1847070-3-baolu.lu@linux.intel.com> (raw)
In-Reply-To: <20210818134852.1847070-1-baolu.lu@linux.intel.com>

From: Zhen Lei <thunder.leizhen@huawei.com>

Fixes scripts/checkpatch.pl warning:
WARNING: Possible unnecessary 'out of memory' message

Remove it can help us save a bit of memory.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20210609124937.14260-1-thunder.leizhen@huawei.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
 drivers/iommu/intel/dmar.c  | 2 --
 drivers/iommu/intel/iommu.c | 6 +-----
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c
index d66f79acd14d..0ec5514c9980 100644
--- a/drivers/iommu/intel/dmar.c
+++ b/drivers/iommu/intel/dmar.c
@@ -149,8 +149,6 @@ dmar_alloc_pci_notify_info(struct pci_dev *dev, unsigned long event)
 	} else {
 		info = kzalloc(size, GFP_KERNEL);
 		if (!info) {
-			pr_warn("Out of memory when allocating notify_info "
-				"for %s.\n", pci_name(dev));
 			if (dmar_dev_scope_status == 0)
 				dmar_dev_scope_status = -ENOMEM;
 			return NULL;
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 8fc46c9d6b96..36ce79c55766 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -1779,11 +1779,8 @@ static int iommu_init_domains(struct intel_iommu *iommu)
 	spin_lock_init(&iommu->lock);
 
 	iommu->domain_ids = kcalloc(nlongs, sizeof(unsigned long), GFP_KERNEL);
-	if (!iommu->domain_ids) {
-		pr_err("%s: Allocating domain id array failed\n",
-		       iommu->name);
+	if (!iommu->domain_ids)
 		return -ENOMEM;
-	}
 
 	size = (ALIGN(ndomains, 256) >> 8) * sizeof(struct dmar_domain **);
 	iommu->domains = kzalloc(size, GFP_KERNEL);
@@ -3224,7 +3221,6 @@ static int __init init_dmars(void)
 	g_iommus = kcalloc(g_num_of_iommus, sizeof(struct intel_iommu *),
 			GFP_KERNEL);
 	if (!g_iommus) {
-		pr_err("Allocating global iommu array failed\n");
 		ret = -ENOMEM;
 		goto error;
 	}
-- 
2.25.1

_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

  parent reply	other threads:[~2021-08-18 13:51 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-18 13:48 [PATCH 0/9] [PULL REQUEST] Intel IOMMU Updates for Linux v5.15 Lu Baolu
2021-08-18 13:48 ` [PATCH 1/9] iommu/vt-d: Update the virtual command related registers Lu Baolu
2021-08-18 13:48 ` Lu Baolu [this message]
2021-08-18 13:48 ` [PATCH 3/9] iommu/vt-d: Refactor Kconfig a bit Lu Baolu
2021-08-18 13:48 ` [PATCH 4/9] iommu/vt-d: Enable Intel IOMMU scalable mode by default Lu Baolu
2021-08-18 13:48 ` [PATCH 5/9] iommu/vt-d: Preset A/D bits for user space DMA usage Lu Baolu
2021-08-18 13:48 ` [PATCH 6/9] iommu/vt-d: Allow devices to have more than 32 outstanding PRs Lu Baolu
2021-08-18 13:48 ` [PATCH 7/9] iommu/vt-d: Drop the kernel doc annotation Lu Baolu
2021-08-18 13:48 ` [PATCH 8/9] iommu/vt-d: Use pasid_pte_is_present() helper function Lu Baolu
2021-08-18 13:48 ` [PATCH 9/9] iommu/vt-d: Add present bit check in pasid entry setup helpers Lu Baolu
2021-08-19  8:46 ` [PATCH 0/9] [PULL REQUEST] Intel IOMMU Updates for Linux v5.15 Joerg Roedel

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=20210818134852.1847070-3-baolu.lu@linux.intel.com \
    --to=baolu.lu@linux.intel.com \
    --cc=andriy.shevchenko@linux.intel.com \
    --cc=ashok.raj@intel.com \
    --cc=iommu@lists.linux-foundation.org \
    --cc=joro@8bytes.org \
    --cc=kevin.tian@intel.com \
    --cc=sanjay.k.kumar@intel.com \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.