Displaying 5 results from an estimated 5 matches for "swiotlb_max_segment".
2019 Feb 05
0
[vhost:linux-next 2/23] include/linux/swiotlb.h:99:22: error: static declaration of 'swiotlb_max_mapping_size' follows non-static declaration
...y >>):
vim +/swiotlb_max_mapping_size +99 include/linux/swiotlb.h
75
76 bool swiotlb_map(struct device *dev, phys_addr_t *phys, dma_addr_t *dma_addr,
77 size_t size, enum dma_data_direction dir, unsigned long attrs);
78 void __init swiotlb_exit(void);
79 unsigned int swiotlb_max_segment(void);
80 #else
81 #define swiotlb_force SWIOTLB_NO_FORCE
82 static inline bool is_swiotlb_buffer(phys_addr_t paddr)
83 {
84 return false;
85 }
86 static inline bool swiotlb_map(struct device *dev, phys_addr_t *phys,
87 dma_addr_t *dma_addr, size_t size, enum dma_...
2019 Feb 05
0
[vhost:linux-next 3/23] include/linux/swiotlb.h:105:20: error: static declaration of 'is_swiotlb_active' follows non-static declaration
...^~~~~~~~~~~~~~~~~
vim +/is_swiotlb_active +105 include/linux/swiotlb.h
76
77 bool swiotlb_map(struct device *dev, phys_addr_t *phys, dma_addr_t *dma_addr,
78 size_t size, enum dma_data_direction dir, unsigned long attrs);
79 void __init swiotlb_exit(void);
80 unsigned int swiotlb_max_segment(void);
81 #else
82 #define swiotlb_force SWIOTLB_NO_FORCE
83 static inline bool is_swiotlb_buffer(phys_addr_t paddr)
84 {
85 return false;
86 }
87 static inline bool swiotlb_map(struct device *dev, phys_addr_t *phys,
88 dma_addr_t *dma_addr, size_t size, enum dma_...
2019 Feb 07
5
[PATCH v7 0/5] Fix virtio-blk issue with SWIOTLB
Hi,
here is the next version of this patch-set. Previous
versions can be found here:
V1: https://lore.kernel.org/lkml/20190110134433.15672-1-joro at 8bytes.org/
V2: https://lore.kernel.org/lkml/20190115132257.6426-1-joro at 8bytes.org/
V3: https://lore.kernel.org/lkml/20190123163049.24863-1-joro at 8bytes.org/
V4: https://lore.kernel.org/lkml/20190129084342.26030-1-joro at 8bytes.org/
2019 Feb 07
0
[PATCH v7 2/5] swiotlb: Add is_swiotlb_active() function
...-git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
index d3980aeed4a0..29bc3a203283 100644
--- a/include/linux/swiotlb.h
+++ b/include/linux/swiotlb.h
@@ -77,6 +77,7 @@ bool swiotlb_map(struct device *dev, phys_addr_t *phys, dma_addr_t *dma_addr,
void __init swiotlb_exit(void);
unsigned int swiotlb_max_segment(void);
size_t swiotlb_max_mapping_size(struct device *dev);
+bool is_swiotlb_active(void);
#else
#define swiotlb_force SWIOTLB_NO_FORCE
static inline bool is_swiotlb_buffer(phys_addr_t paddr)
@@ -100,6 +101,11 @@ static inline size_t swiotlb_max_mapping_size(struct device *dev)
{
return SIZE...
2019 Aug 08
1
[PATCH] drm/virtio: use virtio_max_dma_size
We must make sure our scatterlist segments are not too big, otherwise
we might see swiotlb failures (happens with sev, also reproducable with
swiotlb=force).
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
drivers/gpu/drm/virtio/virtgpu_object.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c