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authorThomas Gleixner <tglx@linutronix.de>2017-02-09 14:43:08 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-02-09 14:43:08 +0100
commitb4f2d7c3424c00de162c042a5a3a5ed19974677c (patch)
tree2783d3212e82f01b53bfb0a408d901918870782e /lib/swiotlb.c
parent788d23930a9724fc85cdf9999521a867d8748019 (diff)
parent34d677a90f0682a26327dbefc0db1cf81647e7bc (diff)
Merge tag 'irqchip-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core
Pull irqchip updates for 4.11 from Marc Zyngier - A number of gic-v3-its cleanups and fixes - A fix for the MIPS GIC - One new interrupt controller for the Cortina Gemini platform - Support for the Qualcomm interrupt combiner, together with its ACPI goodness
Diffstat (limited to 'lib/swiotlb.c')
-rw-r--r--lib/swiotlb.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 975b8fc4f1e1..a8d74a733a38 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -483,11 +483,11 @@ phys_addr_t swiotlb_tbl_map_single(struct device *hwdev,
: 1UL << (BITS_PER_LONG - IO_TLB_SHIFT);
/*
- * For mappings greater than a page, we limit the stride (and
- * hence alignment) to a page size.
+ * For mappings greater than or equal to a page, we limit the stride
+ * (and hence alignment) to a page size.
*/
nslots = ALIGN(size, 1 << IO_TLB_SHIFT) >> IO_TLB_SHIFT;
- if (size > PAGE_SIZE)
+ if (size >= PAGE_SIZE)
stride = (1 << (PAGE_SHIFT - IO_TLB_SHIFT));
else
stride = 1;