Patchwork [v4,01/18] dma-helpers: make QEMUSGList target independent

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Submitter Paolo Bonzini
Date Feb. 22, 2012, 2:33 p.m.
Message ID <1329921236-23461-2-git-send-email-pbonzini@redhat.com>
Download mbox | patch
Permalink /patch/142501/
State New
Headers show

Comments

Paolo Bonzini - Feb. 22, 2012, 2:33 p.m.
scsi-disk will manage scatter/gather list, but it does not create
single entries so it remains target-independent.  Make QEMUSGList
available to it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 dma.h |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

Patch

diff --git a/dma.h b/dma.h
index a13209d..d50019b 100644
--- a/dma.h
+++ b/dma.h
@@ -17,6 +17,13 @@ 
 
 typedef struct ScatterGatherEntry ScatterGatherEntry;
 
+struct QEMUSGList {
+    ScatterGatherEntry *sg;
+    int nsg;
+    int nalloc;
+    size_t size;
+};
+
 #if defined(TARGET_PHYS_ADDR_BITS)
 typedef target_phys_addr_t dma_addr_t;
 
@@ -32,13 +39,6 @@  struct ScatterGatherEntry {
     dma_addr_t len;
 };
 
-struct QEMUSGList {
-    ScatterGatherEntry *sg;
-    int nsg;
-    int nalloc;
-    dma_addr_t size;
-};
-
 void qemu_sglist_init(QEMUSGList *qsg, int alloc_hint);
 void qemu_sglist_add(QEMUSGList *qsg, dma_addr_t base, dma_addr_t len);
 void qemu_sglist_destroy(QEMUSGList *qsg);