summaryrefslogtreecommitdiff
path: root/tools/virtio/linux
diff options
context:
space:
mode:
Diffstat (limited to 'tools/virtio/linux')
-rw-r--r--tools/virtio/linux/kernel.h5
-rw-r--r--tools/virtio/linux/scatterlist.h18
2 files changed, 5 insertions, 18 deletions
diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index fca8381bbe04..fb22bccfbc8a 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -52,6 +52,11 @@ static inline void *kmalloc(size_t s, gfp_t gfp)
return __kmalloc_fake;
return malloc(s);
}
+static inline void *kmalloc_array(unsigned n, size_t s, gfp_t gfp)
+{
+ return kmalloc(n * s, gfp);
+}
+
static inline void *kzalloc(size_t s, gfp_t gfp)
{
void *p = kmalloc(s, gfp);
diff --git a/tools/virtio/linux/scatterlist.h b/tools/virtio/linux/scatterlist.h
index 9a45f90e2d08..369ee308b668 100644
--- a/tools/virtio/linux/scatterlist.h
+++ b/tools/virtio/linux/scatterlist.h
@@ -36,7 +36,6 @@ static inline void sg_assign_page(struct scatterlist *sg, struct page *page)
*/
BUG_ON((unsigned long) page & 0x03);
#ifdef CONFIG_DEBUG_SG
- BUG_ON(sg->sg_magic != SG_MAGIC);
BUG_ON(sg_is_chain(sg));
#endif
sg->page_link = page_link | (unsigned long) page;
@@ -67,7 +66,6 @@ static inline void sg_set_page(struct scatterlist *sg, struct page *page,
static inline struct page *sg_page(struct scatterlist *sg)
{
#ifdef CONFIG_DEBUG_SG
- BUG_ON(sg->sg_magic != SG_MAGIC);
BUG_ON(sg_is_chain(sg));
#endif
return (struct page *)((sg)->page_link & ~0x3);
@@ -116,9 +114,6 @@ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents,
**/
static inline void sg_mark_end(struct scatterlist *sg)
{
-#ifdef CONFIG_DEBUG_SG
- BUG_ON(sg->sg_magic != SG_MAGIC);
-#endif
/*
* Set termination bit, clear potential chain bit
*/
@@ -136,17 +131,11 @@ static inline void sg_mark_end(struct scatterlist *sg)
**/
static inline void sg_unmark_end(struct scatterlist *sg)
{
-#ifdef CONFIG_DEBUG_SG
- BUG_ON(sg->sg_magic != SG_MAGIC);
-#endif
sg->page_link &= ~0x02;
}
static inline struct scatterlist *sg_next(struct scatterlist *sg)
{
-#ifdef CONFIG_DEBUG_SG
- BUG_ON(sg->sg_magic != SG_MAGIC);
-#endif
if (sg_is_last(sg))
return NULL;
@@ -160,13 +149,6 @@ static inline struct scatterlist *sg_next(struct scatterlist *sg)
static inline void sg_init_table(struct scatterlist *sgl, unsigned int nents)
{
memset(sgl, 0, sizeof(*sgl) * nents);
-#ifdef CONFIG_DEBUG_SG
- {
- unsigned int i;
- for (i = 0; i < nents; i++)
- sgl[i].sg_magic = SG_MAGIC;
- }
-#endif
sg_mark_end(&sgl[nents - 1]);
}