From: Marek Szyprowski <m.szyprowski@samsung.com>
To: linux-arm-kernel@lists.infradead.org,
linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org,
linux-arch@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
iommu@lists.linux-foundation.org
Cc: Marek Szyprowski <m.szyprowski@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Arnd Bergmann <arnd@arndb.de>, Joerg Roedel <joro@8bytes.org>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Chunsang Jeong <chunsang.jeong@linaro.org>,
Krishna Reddy <vdumpa@nvidia.com>,
KyongHo Cho <pullip.cho@samsung.com>,
Andrzej Pietrasiewicz <andrzej.p@samsung.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Hiroshi Doyu <hdoyu@nvidia.com>,
Subash Patel <subashrp@gmail.com>
Subject: [PATCH 1/2] common: add dma_mmap_from_coherent() function
Date: Fri, 23 Mar 2012 13:26:02 +0100 [thread overview]
Message-ID: <1332505563-17646-2-git-send-email-m.szyprowski@samsung.com> (raw)
In-Reply-To: <1332505563-17646-1-git-send-email-m.szyprowski@samsung.com>
Add a common helper for dma-mapping core for mapping a coherent buffer
to userspace.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
drivers/base/dma-coherent.c | 42 ++++++++++++++++++++++++++++++++++++
include/asm-generic/dma-coherent.h | 4 ++-
2 files changed, 45 insertions(+), 1 deletions(-)
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index bb0025c..ef5ae05 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -10,6 +10,7 @@
struct dma_coherent_mem {
void *virt_base;
dma_addr_t device_base;
+ phys_addr_t pfn_base;
int size;
int flags;
unsigned long *bitmap;
@@ -44,6 +45,7 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
dev->dma_mem->virt_base = mem_base;
dev->dma_mem->device_base = device_addr;
+ dev->dma_mem->pfn_base = PFN_DOWN(bus_addr);
dev->dma_mem->size = pages;
dev->dma_mem->flags = flags;
@@ -176,3 +178,43 @@ int dma_release_from_coherent(struct device *dev, int order, void *vaddr)
return 0;
}
EXPORT_SYMBOL(dma_release_from_coherent);
+
+/**
+ * dma_mmap_from_coherent() - try to mmap the memory allocated from
+ * per-device coherent memory pool to userspace
+ * @dev: device from which the memory was allocated
+ * @vma: vm_area for the userspace memory
+ * @vaddr: cpu address returned by dma_alloc_from_coherent
+ * @size: size of the memory buffer allocated by dma_alloc_from_coherent
+ *
+ * This checks whether the memory was allocated from the per-device
+ * coherent memory pool and if so, maps that memory to the provided vma.
+ *
+ * Returns 1 if we correctly mapped the memory, or 0 if
+ * dma_release_coherent() should proceed with mapping memory from
+ * generic pools.
+ */
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *vaddr, size_t size, int *ret)
+{
+ struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
+
+ if (mem && vaddr >= mem->virt_base && vaddr + size <=
+ (mem->virt_base + (mem->size << PAGE_SHIFT))) {
+ unsigned long off = vma->vm_pgoff;
+ int start = (vaddr - mem->virt_base) >> PAGE_SHIFT;
+ int user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ int count = size >> PAGE_SHIFT;
+
+ *ret = -ENXIO;
+ if (off < count && user_count <= count - off) {
+ unsigned pfn = mem->pfn_base + start + off;
+ *ret = remap_pfn_range(vma, vma->vm_start, pfn,
+ user_count << PAGE_SHIFT,
+ vma->vm_page_prot);
+ }
+ return 1;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(dma_mmap_from_coherent);
diff --git a/include/asm-generic/dma-coherent.h b/include/asm-generic/dma-coherent.h
index 85a3ffa..b82051d 100644
--- a/include/asm-generic/dma-coherent.h
+++ b/include/asm-generic/dma-coherent.h
@@ -3,13 +3,15 @@
#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
/*
- * These two functions are only for dma allocator.
+ * These three functions are only for dma allocator.
* Don't use them in device drivers.
*/
int dma_alloc_from_coherent(struct device *dev, ssize_t size,
dma_addr_t *dma_handle, void **ret);
int dma_release_from_coherent(struct device *dev, int order, void *vaddr);
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, size_t size, int *ret);
/*
* Standard interface
*/
--
1.7.1.569.g6f426
--
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WARNING: multiple messages have this Message-ID (diff)
From: Marek Szyprowski <m.szyprowski@samsung.com>
To: linux-arm-kernel@lists.infradead.org,
linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org,
linux-arch@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
iommu@lists.linux-foundation.org
Cc: Marek Szyprowski <m.szyprowski@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Arnd Bergmann <arnd@arndb.de>, Joerg Roedel <joro@8bytes.org>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Chunsang Jeong <chunsang.jeong@linaro.org>,
Krishna Reddy <vdumpa@nvidia.com>,
KyongHo Cho <pullip.cho@samsung.com>,
Andrzej Pietrasiewicz <andrzej.p@samsung.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Hiroshi Doyu <hdoyu@nvidia.com>,
Subash Patel <subashrp@gmail.com>
Subject: [PATCH 1/2] common: add dma_mmap_from_coherent() function
Date: Fri, 23 Mar 2012 13:26:02 +0100 [thread overview]
Message-ID: <1332505563-17646-2-git-send-email-m.szyprowski@samsung.com> (raw)
Message-ID: <20120323122602.Jxb2an64LCDRn2gyPTbZ-bBTP0BrvBA5_4xc5OSW4ng@z> (raw)
In-Reply-To: <1332505563-17646-1-git-send-email-m.szyprowski@samsung.com>
Add a common helper for dma-mapping core for mapping a coherent buffer
to userspace.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
drivers/base/dma-coherent.c | 42 ++++++++++++++++++++++++++++++++++++
include/asm-generic/dma-coherent.h | 4 ++-
2 files changed, 45 insertions(+), 1 deletions(-)
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index bb0025c..ef5ae05 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -10,6 +10,7 @@
struct dma_coherent_mem {
void *virt_base;
dma_addr_t device_base;
+ phys_addr_t pfn_base;
int size;
int flags;
unsigned long *bitmap;
@@ -44,6 +45,7 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
dev->dma_mem->virt_base = mem_base;
dev->dma_mem->device_base = device_addr;
+ dev->dma_mem->pfn_base = PFN_DOWN(bus_addr);
dev->dma_mem->size = pages;
dev->dma_mem->flags = flags;
@@ -176,3 +178,43 @@ int dma_release_from_coherent(struct device *dev, int order, void *vaddr)
return 0;
}
EXPORT_SYMBOL(dma_release_from_coherent);
+
+/**
+ * dma_mmap_from_coherent() - try to mmap the memory allocated from
+ * per-device coherent memory pool to userspace
+ * @dev: device from which the memory was allocated
+ * @vma: vm_area for the userspace memory
+ * @vaddr: cpu address returned by dma_alloc_from_coherent
+ * @size: size of the memory buffer allocated by dma_alloc_from_coherent
+ *
+ * This checks whether the memory was allocated from the per-device
+ * coherent memory pool and if so, maps that memory to the provided vma.
+ *
+ * Returns 1 if we correctly mapped the memory, or 0 if
+ * dma_release_coherent() should proceed with mapping memory from
+ * generic pools.
+ */
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *vaddr, size_t size, int *ret)
+{
+ struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
+
+ if (mem && vaddr >= mem->virt_base && vaddr + size <=
+ (mem->virt_base + (mem->size << PAGE_SHIFT))) {
+ unsigned long off = vma->vm_pgoff;
+ int start = (vaddr - mem->virt_base) >> PAGE_SHIFT;
+ int user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ int count = size >> PAGE_SHIFT;
+
+ *ret = -ENXIO;
+ if (off < count && user_count <= count - off) {
+ unsigned pfn = mem->pfn_base + start + off;
+ *ret = remap_pfn_range(vma, vma->vm_start, pfn,
+ user_count << PAGE_SHIFT,
+ vma->vm_page_prot);
+ }
+ return 1;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(dma_mmap_from_coherent);
diff --git a/include/asm-generic/dma-coherent.h b/include/asm-generic/dma-coherent.h
index 85a3ffa..b82051d 100644
--- a/include/asm-generic/dma-coherent.h
+++ b/include/asm-generic/dma-coherent.h
@@ -3,13 +3,15 @@
#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
/*
- * These two functions are only for dma allocator.
+ * These three functions are only for dma allocator.
* Don't use them in device drivers.
*/
int dma_alloc_from_coherent(struct device *dev, ssize_t size,
dma_addr_t *dma_handle, void **ret);
int dma_release_from_coherent(struct device *dev, int order, void *vaddr);
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, size_t size, int *ret);
/*
* Standard interface
*/
--
1.7.1.569.g6f426
WARNING: multiple messages have this Message-ID (diff)
From: m.szyprowski@samsung.com (Marek Szyprowski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] common: add dma_mmap_from_coherent() function
Date: Fri, 23 Mar 2012 13:26:02 +0100 [thread overview]
Message-ID: <1332505563-17646-2-git-send-email-m.szyprowski@samsung.com> (raw)
In-Reply-To: <1332505563-17646-1-git-send-email-m.szyprowski@samsung.com>
Add a common helper for dma-mapping core for mapping a coherent buffer
to userspace.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
drivers/base/dma-coherent.c | 42 ++++++++++++++++++++++++++++++++++++
include/asm-generic/dma-coherent.h | 4 ++-
2 files changed, 45 insertions(+), 1 deletions(-)
diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index bb0025c..ef5ae05 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -10,6 +10,7 @@
struct dma_coherent_mem {
void *virt_base;
dma_addr_t device_base;
+ phys_addr_t pfn_base;
int size;
int flags;
unsigned long *bitmap;
@@ -44,6 +45,7 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
dev->dma_mem->virt_base = mem_base;
dev->dma_mem->device_base = device_addr;
+ dev->dma_mem->pfn_base = PFN_DOWN(bus_addr);
dev->dma_mem->size = pages;
dev->dma_mem->flags = flags;
@@ -176,3 +178,43 @@ int dma_release_from_coherent(struct device *dev, int order, void *vaddr)
return 0;
}
EXPORT_SYMBOL(dma_release_from_coherent);
+
+/**
+ * dma_mmap_from_coherent() - try to mmap the memory allocated from
+ * per-device coherent memory pool to userspace
+ * @dev: device from which the memory was allocated
+ * @vma: vm_area for the userspace memory
+ * @vaddr: cpu address returned by dma_alloc_from_coherent
+ * @size: size of the memory buffer allocated by dma_alloc_from_coherent
+ *
+ * This checks whether the memory was allocated from the per-device
+ * coherent memory pool and if so, maps that memory to the provided vma.
+ *
+ * Returns 1 if we correctly mapped the memory, or 0 if
+ * dma_release_coherent() should proceed with mapping memory from
+ * generic pools.
+ */
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *vaddr, size_t size, int *ret)
+{
+ struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
+
+ if (mem && vaddr >= mem->virt_base && vaddr + size <=
+ (mem->virt_base + (mem->size << PAGE_SHIFT))) {
+ unsigned long off = vma->vm_pgoff;
+ int start = (vaddr - mem->virt_base) >> PAGE_SHIFT;
+ int user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ int count = size >> PAGE_SHIFT;
+
+ *ret = -ENXIO;
+ if (off < count && user_count <= count - off) {
+ unsigned pfn = mem->pfn_base + start + off;
+ *ret = remap_pfn_range(vma, vma->vm_start, pfn,
+ user_count << PAGE_SHIFT,
+ vma->vm_page_prot);
+ }
+ return 1;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(dma_mmap_from_coherent);
diff --git a/include/asm-generic/dma-coherent.h b/include/asm-generic/dma-coherent.h
index 85a3ffa..b82051d 100644
--- a/include/asm-generic/dma-coherent.h
+++ b/include/asm-generic/dma-coherent.h
@@ -3,13 +3,15 @@
#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
/*
- * These two functions are only for dma allocator.
+ * These three functions are only for dma allocator.
* Don't use them in device drivers.
*/
int dma_alloc_from_coherent(struct device *dev, ssize_t size,
dma_addr_t *dma_handle, void **ret);
int dma_release_from_coherent(struct device *dev, int order, void *vaddr);
+int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, size_t size, int *ret);
/*
* Standard interface
*/
--
1.7.1.569.g6f426
next prev parent reply other threads:[~2012-03-23 12:26 UTC|newest]
Thread overview: 129+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-29 15:04 [PATCHv7 0/9] ARM: DMA-mapping framework redesign Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 1/9] ARM: dma-mapping: introduce ARM_DMA_ERROR constant Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 2/9] ARM: dma-mapping: use pr_* instread of printk Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 3/9] ARM: dma-mapping: remove offset parameter to prepare for generic dma_ops Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 5/9] ARM: dma-mapping: implement dma sg methods on top of any generic dma ops Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-03-26 11:38 ` Subash Patel
2012-03-26 11:38 ` Subash Patel
2012-03-26 11:38 ` Subash Patel
2012-02-29 15:04 ` [PATCHv7 6/9] ARM: dma-mapping: move all dma bounce code to separate dma ops structure Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 7/9] ARM: dma-mapping: remove redundant code and cleanup Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
[not found] ` <1330527862-16234-1-git-send-email-m.szyprowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2012-02-29 15:04 ` [PATCHv7 4/9] ARM: dma-mapping: use asm-generic/dma-mapping-common.h Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` [PATCHv7 8/9] ARM: dma-mapping: use alloc, mmap, free from dma_ops Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-03-22 13:45 ` Subash Patel
2012-03-22 13:45 ` Subash Patel
2012-03-22 13:45 ` Subash Patel
2012-03-23 12:12 ` Marek Szyprowski
2012-03-23 12:12 ` Marek Szyprowski
2012-03-23 12:12 ` Marek Szyprowski
2012-03-23 12:26 ` [PATCH 0/2] ARM: dma-mapping: Fix mmap support for coherent buffers Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski [this message]
2012-03-23 12:26 ` [PATCH 1/2] common: add dma_mmap_from_coherent() function Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski
2012-03-23 12:26 ` [PATCH 2/2] arm: dma-mapping: use dma_mmap_from_coherent() Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski
2012-03-23 12:26 ` Marek Szyprowski
[not found] ` <1332505563-17646-1-git-send-email-m.szyprowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2012-03-26 11:04 ` [PATCH 0/2] ARM: dma-mapping: Fix mmap support for coherent buffers Subash Patel
2012-03-26 11:04 ` Subash Patel
2012-03-26 11:04 ` Subash Patel
2012-03-26 11:04 ` Subash Patel
2012-02-29 15:04 ` [PATCHv7 9/9] ARM: dma-mapping: add support for IOMMU mapper Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-02-29 15:04 ` Marek Szyprowski
2012-03-02 8:05 ` KyongHo Cho
2012-03-02 8:05 ` KyongHo Cho
2012-03-02 8:05 ` KyongHo Cho
2012-03-02 11:07 ` Marek Szyprowski
2012-03-02 11:07 ` Marek Szyprowski
2012-03-02 11:07 ` Marek Szyprowski
2012-03-20 13:50 ` Subash Patel
2012-03-20 13:50 ` Subash Patel
2012-03-20 13:50 ` Subash Patel
2012-03-20 23:56 ` KyongHo Cho
2012-03-20 23:56 ` KyongHo Cho
2012-03-20 23:56 ` KyongHo Cho
2012-03-22 13:59 ` Subash Patel
2012-03-22 13:59 ` Subash Patel
2012-03-22 13:59 ` Subash Patel
2012-03-30 7:14 ` Subash Patel
2012-03-30 7:14 ` Subash Patel
2012-03-30 7:14 ` Subash Patel
2012-03-05 11:47 ` Hiroshi Doyu
2012-03-05 11:47 ` Hiroshi Doyu
2012-03-05 11:47 ` Hiroshi Doyu
2012-03-05 11:47 ` Hiroshi Doyu
2012-03-05 11:47 ` Hiroshi Doyu
[not found] ` <20120305134721.0ab0d0e6de56fa30250059b1-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-03-05 16:07 ` Marek Szyprowski
2012-03-05 16:07 ` Marek Szyprowski
2012-03-05 16:07 ` Marek Szyprowski
2012-03-05 16:07 ` Marek Szyprowski
2012-03-06 22:48 ` Krishna Reddy
2012-03-06 22:48 ` Krishna Reddy
2012-03-06 22:48 ` Krishna Reddy
2012-03-07 6:09 ` Hiroshi Doyu
2012-03-07 6:09 ` Hiroshi Doyu
2012-03-07 6:09 ` Hiroshi Doyu
[not found] ` <20120307.080952.2152478004740487196.hdoyu-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-03-07 6:37 ` Hiroshi Doyu
2012-03-07 6:37 ` Hiroshi Doyu
2012-03-07 6:37 ` Hiroshi Doyu
2012-03-07 6:37 ` Hiroshi Doyu
2012-03-07 7:06 ` Krishna Reddy
2012-03-07 7:06 ` Krishna Reddy
2012-03-07 7:06 ` Krishna Reddy
2012-03-07 7:16 ` Hiroshi Doyu
2012-03-07 7:16 ` Hiroshi Doyu
2012-03-07 7:16 ` Hiroshi Doyu
2012-03-07 7:16 ` Hiroshi Doyu
2012-03-07 7:16 ` Hiroshi Doyu
2012-03-07 16:58 ` Marek Szyprowski
2012-03-07 16:58 ` Marek Szyprowski
2012-03-07 16:58 ` Marek Szyprowski
[not found] ` <011701ccfc83$78030180$68090480$%szyprowski-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2012-03-09 14:53 ` [PATCH] ARM: dma-mapping: fix calculation of iova bitmap size Marek Szyprowski
2012-03-09 14:53 ` Marek Szyprowski
2012-03-09 14:53 ` Marek Szyprowski
2012-03-09 14:53 ` Marek Szyprowski
2012-03-06 23:21 ` [PATCHv7 9/9] ARM: dma-mapping: add support for IOMMU mapper Russell King - ARM Linux
2012-03-06 23:21 ` Russell King - ARM Linux
2012-03-06 23:21 ` Russell King - ARM Linux
2012-03-06 23:36 ` Krishna Reddy
2012-03-06 23:36 ` Krishna Reddy
2012-03-06 23:36 ` Krishna Reddy
2012-03-07 16:17 ` Marek Szyprowski
2012-03-07 16:17 ` Marek Szyprowski
2012-03-07 16:17 ` Marek Szyprowski
2012-03-29 7:19 ` Hiroshi Doyu
2012-03-29 7:19 ` Hiroshi Doyu
2012-03-29 7:19 ` Hiroshi Doyu
2012-03-29 7:19 ` Hiroshi Doyu
2012-03-29 7:19 ` Hiroshi Doyu
2012-03-29 8:00 ` Marek Szyprowski
2012-03-29 8:00 ` Marek Szyprowski
2012-03-29 8:00 ` Marek Szyprowski
2012-03-30 2:24 ` Krishna Reddy
2012-03-30 2:24 ` Krishna Reddy
2012-03-30 2:24 ` Krishna Reddy
2012-03-30 6:30 ` Marek Szyprowski
2012-03-30 6:30 ` Marek Szyprowski
2012-03-30 6:30 ` Marek Szyprowski
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