From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Bjorn Helgaas <bhelgaas@google.com>,
linux-pci@vger.kernel.org,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
iommu@lists.linux-foundation.org, Christoph Hellwig <hch@lst.de>,
Marek Szyprowski <m.szyprowski@samsung.com>,
x86@kernel.org, Robin Murphy <robin.murphy@arm.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH v1 1/3] swiotlb: Use %pa to print phys_addr_t variables
Date: Wed, 19 Aug 2020 20:13:24 +0300 [thread overview]
Message-ID: <20200819171326.35931-1-andriy.shevchenko@linux.intel.com> (raw)
There is an extension to a %p to print phys_addr_t type of variables.
Use it here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
kernel/dma/swiotlb.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index c19379fabd20..676ccf0e49d3 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -165,17 +165,14 @@ unsigned long swiotlb_size_or_default(void)
void swiotlb_print_info(void)
{
- unsigned long bytes = io_tlb_nslabs << IO_TLB_SHIFT;
+ unsigned long mb = (io_tlb_nslabs << IO_TLB_SHIFT) >> 20;
if (no_iotlb_memory) {
pr_warn("No low mem\n");
return;
}
- pr_info("mapped [mem %#010llx-%#010llx] (%luMB)\n",
- (unsigned long long)io_tlb_start,
- (unsigned long long)io_tlb_end,
- bytes >> 20);
+ pr_info("mapped [mem %pa-%pa] (%luMB)\n", &io_tlb_start, &io_tlb_end, mb);
}
/*
--
2.28.0
next reply other threads:[~2020-08-19 17:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-19 17:13 Andy Shevchenko [this message]
2020-08-19 17:13 ` [PATCH v1 2/3] swiotlb: Declare swiotlb_late_init_with_default_size() in header Andy Shevchenko
2020-08-19 17:13 ` [PATCH v1 3/3] swiotlb: Mark max_segment with static keyword Andy Shevchenko
2020-08-19 17:24 ` [PATCH v1 1/3] swiotlb: Use %pa to print phys_addr_t variables Fabio Estevam
2020-08-19 17:39 ` Andy Shevchenko
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