* [PATCH] intel-iommu: fix sg_page()
@ 2007-10-23 4:59 FUJITA Tomonori
2007-10-23 4:58 ` Keshavamurthy, Anil S
2007-10-23 5:04 ` Jens Axboe
0 siblings, 2 replies; 5+ messages in thread
From: FUJITA Tomonori @ 2007-10-23 4:59 UTC (permalink / raw)
To: jens.axboe; +Cc: torvalds, anil.s.keshavamurthy, linux-kernel
drivers/pci/intel-iommu.c: In function 'intel_unmap_sg':
drivers/pci/intel-iommu.c:1987: error: 'struct scatterlist' has no member named 'page'
drivers/pci/intel-iommu.c: In function 'intel_nontranslate_map_sg':
drivers/pci/intel-iommu.c:2013: error: 'struct scatterlist' has no member named 'page'
drivers/pci/intel-iommu.c:2014: error: 'struct scatterlist' has no member named 'page'
drivers/pci/intel-iommu.c: In function 'intel_map_sg':
drivers/pci/intel-iommu.c:2044: error: 'struct scatterlist' has no member named 'page'
drivers/pci/intel-iommu.c:2068: error: 'struct scatterlist' has no member named 'page'
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
---
drivers/pci/intel-iommu.c | 11 +++++------
1 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index b3d7031..0f6e528 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -1962,7 +1962,6 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
free_pages((unsigned long)vaddr, order);
}
-#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
int nelems, int dir)
{
@@ -1984,7 +1983,7 @@ static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
if (!iova)
return;
for_each_sg(sglist, sg, nelems, i) {
- addr = SG_ENT_VIRT_ADDRESS(sg);
+ addr = sg_virt(sg);
size += aligned_size((u64)addr, sg->length);
}
@@ -2010,8 +2009,8 @@ static int intel_nontranslate_map_sg(struct device *hddev,
struct scatterlist *sg;
for_each_sg(sglist, sg, nelems, i) {
- BUG_ON(!sg->page);
- sg->dma_address = virt_to_bus(SG_ENT_VIRT_ADDRESS(sg));
+ BUG_ON(!sg_page(sg));
+ sg->dma_address = virt_to_bus(sg_virt(sg));
sg->dma_length = sg->length;
}
return nelems;
@@ -2041,7 +2040,7 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist,
return 0;
for_each_sg(sglist, sg, nelems, i) {
- addr = SG_ENT_VIRT_ADDRESS(sg);
+ addr = sg_virt(sg);
addr = (void *)virt_to_phys(addr);
size += aligned_size((u64)addr, sg->length);
}
@@ -2065,7 +2064,7 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist,
start_addr = iova->pfn_lo << PAGE_SHIFT_4K;
offset = 0;
for_each_sg(sglist, sg, nelems, i) {
- addr = SG_ENT_VIRT_ADDRESS(sg);
+ addr = sg_virt(sg);
addr = (void *)virt_to_phys(addr);
size = aligned_size((u64)addr, sg->length);
ret = domain_page_mapping(domain, start_addr + offset,
--
1.5.2.4
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] intel-iommu: fix sg_page()
2007-10-23 4:59 [PATCH] intel-iommu: fix sg_page() FUJITA Tomonori
@ 2007-10-23 4:58 ` Keshavamurthy, Anil S
2007-10-23 5:04 ` Jens Axboe
1 sibling, 0 replies; 5+ messages in thread
From: Keshavamurthy, Anil S @ 2007-10-23 4:58 UTC (permalink / raw)
To: FUJITA Tomonori; +Cc: jens.axboe, torvalds, anil.s.keshavamurthy, linux-kernel
On Tue, Oct 23, 2007 at 01:59:26PM +0900, FUJITA Tomonori wrote:
> drivers/pci/intel-iommu.c: In function 'intel_unmap_sg':
> drivers/pci/intel-iommu.c:1987: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c: In function 'intel_nontranslate_map_sg':
> drivers/pci/intel-iommu.c:2013: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c:2014: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c: In function 'intel_map_sg':
> drivers/pci/intel-iommu.c:2044: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c:2068: error: 'struct scatterlist' has no member named 'page'
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
> ---
> drivers/pci/intel-iommu.c | 11 +++++------
> 1 files changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> index b3d7031..0f6e528 100644
> --- a/drivers/pci/intel-iommu.c
> +++ b/drivers/pci/intel-iommu.c
> @@ -1962,7 +1962,6 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
> free_pages((unsigned long)vaddr, order);
> }
>
> -#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
> static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
> int nelems, int dir)
> {
> @@ -1984,7 +1983,7 @@ static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
> if (!iova)
> return;
> for_each_sg(sglist, sg, nelems, i) {
> - addr = SG_ENT_VIRT_ADDRESS(sg);
> + addr = sg_virt(sg);
> size += aligned_size((u64)addr, sg->length);
> }
>
> @@ -2010,8 +2009,8 @@ static int intel_nontranslate_map_sg(struct device *hddev,
> struct scatterlist *sg;
>
> for_each_sg(sglist, sg, nelems, i) {
> - BUG_ON(!sg->page);
> - sg->dma_address = virt_to_bus(SG_ENT_VIRT_ADDRESS(sg));
> + BUG_ON(!sg_page(sg));
> + sg->dma_address = virt_to_bus(sg_virt(sg));
> sg->dma_length = sg->length;
> }
> return nelems;
> @@ -2041,7 +2040,7 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist,
> return 0;
>
> for_each_sg(sglist, sg, nelems, i) {
> - addr = SG_ENT_VIRT_ADDRESS(sg);
> + addr = sg_virt(sg);
> addr = (void *)virt_to_phys(addr);
> size += aligned_size((u64)addr, sg->length);
> }
> @@ -2065,7 +2064,7 @@ static int intel_map_sg(struct device *hwdev, struct scatterlist *sglist,
> start_addr = iova->pfn_lo << PAGE_SHIFT_4K;
> offset = 0;
> for_each_sg(sglist, sg, nelems, i) {
> - addr = SG_ENT_VIRT_ADDRESS(sg);
> + addr = sg_virt(sg);
> addr = (void *)virt_to_phys(addr);
> size = aligned_size((u64)addr, sg->length);
> ret = domain_page_mapping(domain, start_addr + offset,
> --
> 1.5.2.4
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] intel-iommu: fix sg_page()
2007-10-23 4:59 [PATCH] intel-iommu: fix sg_page() FUJITA Tomonori
2007-10-23 4:58 ` Keshavamurthy, Anil S
@ 2007-10-23 5:04 ` Jens Axboe
2007-10-23 5:19 ` FUJITA Tomonori
1 sibling, 1 reply; 5+ messages in thread
From: Jens Axboe @ 2007-10-23 5:04 UTC (permalink / raw)
To: FUJITA Tomonori; +Cc: torvalds, anil.s.keshavamurthy, linux-kernel
On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> drivers/pci/intel-iommu.c: In function 'intel_unmap_sg':
> drivers/pci/intel-iommu.c:1987: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c: In function 'intel_nontranslate_map_sg':
> drivers/pci/intel-iommu.c:2013: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c:2014: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c: In function 'intel_map_sg':
> drivers/pci/intel-iommu.c:2044: error: 'struct scatterlist' has no member named 'page'
> drivers/pci/intel-iommu.c:2068: error: 'struct scatterlist' has no member named 'page'
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
> ---
> drivers/pci/intel-iommu.c | 11 +++++------
> 1 files changed, 5 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> index b3d7031..0f6e528 100644
> --- a/drivers/pci/intel-iommu.c
> +++ b/drivers/pci/intel-iommu.c
> @@ -1962,7 +1962,6 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
> free_pages((unsigned long)vaddr, order);
> }
>
> -#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
Thanks, though I preferred to just do the one-liner for the conversions.
Funny that I missed this file - ah seems it was merged yesterday as
well, it didn't exist in the current tree I was working against.
--
Jens Axboe
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] intel-iommu: fix sg_page()
2007-10-23 5:04 ` Jens Axboe
@ 2007-10-23 5:19 ` FUJITA Tomonori
2007-10-23 7:32 ` Jens Axboe
0 siblings, 1 reply; 5+ messages in thread
From: FUJITA Tomonori @ 2007-10-23 5:19 UTC (permalink / raw)
To: jens.axboe; +Cc: fujita.tomonori, torvalds, anil.s.keshavamurthy, linux-kernel
On Tue, 23 Oct 2007 07:04:27 +0200
Jens Axboe <jens.axboe@oracle.com> wrote:
> On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> > drivers/pci/intel-iommu.c: In function 'intel_unmap_sg':
> > drivers/pci/intel-iommu.c:1987: error: 'struct scatterlist' has no member named 'page'
> > drivers/pci/intel-iommu.c: In function 'intel_nontranslate_map_sg':
> > drivers/pci/intel-iommu.c:2013: error: 'struct scatterlist' has no member named 'page'
> > drivers/pci/intel-iommu.c:2014: error: 'struct scatterlist' has no member named 'page'
> > drivers/pci/intel-iommu.c: In function 'intel_map_sg':
> > drivers/pci/intel-iommu.c:2044: error: 'struct scatterlist' has no member named 'page'
> > drivers/pci/intel-iommu.c:2068: error: 'struct scatterlist' has no member named 'page'
> >
> > Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
> > ---
> > drivers/pci/intel-iommu.c | 11 +++++------
> > 1 files changed, 5 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> > index b3d7031..0f6e528 100644
> > --- a/drivers/pci/intel-iommu.c
> > +++ b/drivers/pci/intel-iommu.c
> > @@ -1962,7 +1962,6 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
> > free_pages((unsigned long)vaddr, order);
> > }
> >
> > -#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
>
> Thanks, though I preferred to just do the one-liner for the conversions.
> Funny that I missed this file - ah seems it was merged yesterday as
> well, it didn't exist in the current tree I was working against.
Yeah, the patchset has been -mm and was merged after the sg updates.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index b3d7031..a837d64 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -1962,7 +1962,7 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
free_pages((unsigned long)vaddr, order);
}
-#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
+#define SG_ENT_VIRT_ADDRESS(sg) sg_virt(sg)
static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
int nelems, int dir)
{
@@ -2010,7 +2010,7 @@ static int intel_nontranslate_map_sg(struct device *hddev,
struct scatterlist *sg;
for_each_sg(sglist, sg, nelems, i) {
- BUG_ON(!sg->page);
+ BUG_ON(!sg_page(sg));
sg->dma_address = virt_to_bus(SG_ENT_VIRT_ADDRESS(sg));
sg->dma_length = sg->length;
}
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] intel-iommu: fix sg_page()
2007-10-23 5:19 ` FUJITA Tomonori
@ 2007-10-23 7:32 ` Jens Axboe
0 siblings, 0 replies; 5+ messages in thread
From: Jens Axboe @ 2007-10-23 7:32 UTC (permalink / raw)
To: FUJITA Tomonori; +Cc: torvalds, anil.s.keshavamurthy, linux-kernel
On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> On Tue, 23 Oct 2007 07:04:27 +0200
> Jens Axboe <jens.axboe@oracle.com> wrote:
>
> > On Tue, Oct 23 2007, FUJITA Tomonori wrote:
> > > drivers/pci/intel-iommu.c: In function 'intel_unmap_sg':
> > > drivers/pci/intel-iommu.c:1987: error: 'struct scatterlist' has no member named 'page'
> > > drivers/pci/intel-iommu.c: In function 'intel_nontranslate_map_sg':
> > > drivers/pci/intel-iommu.c:2013: error: 'struct scatterlist' has no member named 'page'
> > > drivers/pci/intel-iommu.c:2014: error: 'struct scatterlist' has no member named 'page'
> > > drivers/pci/intel-iommu.c: In function 'intel_map_sg':
> > > drivers/pci/intel-iommu.c:2044: error: 'struct scatterlist' has no member named 'page'
> > > drivers/pci/intel-iommu.c:2068: error: 'struct scatterlist' has no member named 'page'
> > >
> > > Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
> > > ---
> > > drivers/pci/intel-iommu.c | 11 +++++------
> > > 1 files changed, 5 insertions(+), 6 deletions(-)
> > >
> > > diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> > > index b3d7031..0f6e528 100644
> > > --- a/drivers/pci/intel-iommu.c
> > > +++ b/drivers/pci/intel-iommu.c
> > > @@ -1962,7 +1962,6 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
> > > free_pages((unsigned long)vaddr, order);
> > > }
> > >
> > > -#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
> >
> > Thanks, though I preferred to just do the one-liner for the conversions.
> > Funny that I missed this file - ah seems it was merged yesterday as
> > well, it didn't exist in the current tree I was working against.
>
> Yeah, the patchset has been -mm and was merged after the sg updates.
>
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
>
> diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> index b3d7031..a837d64 100644
> --- a/drivers/pci/intel-iommu.c
> +++ b/drivers/pci/intel-iommu.c
> @@ -1962,7 +1962,7 @@ static void intel_free_coherent(struct device *hwdev, size_t size,
> free_pages((unsigned long)vaddr, order);
> }
>
> -#define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset)
> +#define SG_ENT_VIRT_ADDRESS(sg) sg_virt(sg)
> static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
> int nelems, int dir)
> {
> @@ -2010,7 +2010,7 @@ static int intel_nontranslate_map_sg(struct device *hddev,
> struct scatterlist *sg;
>
> for_each_sg(sglist, sg, nelems, i) {
> - BUG_ON(!sg->page);
> + BUG_ON(!sg_page(sg));
> sg->dma_address = virt_to_bus(SG_ENT_VIRT_ADDRESS(sg));
> sg->dma_length = sg->length;
> }
Great, applied this one.
--
Jens Axboe
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2007-10-23 7:34 UTC | newest]
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2007-10-23 4:59 [PATCH] intel-iommu: fix sg_page() FUJITA Tomonori
2007-10-23 4:58 ` Keshavamurthy, Anil S
2007-10-23 5:04 ` Jens Axboe
2007-10-23 5:19 ` FUJITA Tomonori
2007-10-23 7:32 ` Jens Axboe
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