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
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next prev 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
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