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From: Peter Maydell <peter.maydell@linaro.org>
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Date: Thu, 31 May 2018 15:23:53 +0100
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Subject: [Qemu-devel] [PULL 21/25] Make flatview_do_translate() take a
MemTxAttrs argument
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As part of plumbing MemTxAttrs down to the IOMMU translate method,
add MemTxAttrs as an argument to flatview_do_translate().
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alex Benn=C3=A9e <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180521140402.23318-13-peter.maydell@linaro.org
---
exec.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/exec.c b/exec.c
index 57c64c6c13..e84e0d8c58 100644
--- a/exec.c
+++ b/exec.c
@@ -541,6 +541,7 @@ unassigned:
* @is_write: whether the translation operation is for write
* @is_mmio: whether this can be MMIO, set true if it can
* @target_as: the address space targeted by the IOMMU
+ * @attrs: memory transaction attributes
*
* This function is called from RCU critical section
*/
@@ -551,7 +552,8 @@ static MemoryRegionSection flatview_do_translate(FlatVi=
ew *fv,
hwaddr *page_mask_out,
bool is_write,
bool is_mmio,
- AddressSpace **target_as)
+ AddressSpace **target_as,
+ MemTxAttrs attrs)
{
MemoryRegionSection *section;
IOMMUMemoryRegion *iommu_mr;
@@ -592,7 +594,8 @@ IOMMUTLBEntry address_space_get_iotlb_entry(AddressSpac=
e *as, hwaddr addr,
* but page mask.
*/
section =3D flatview_do_translate(address_space_to_flatview(as), addr,=
&xlat,
- NULL, &page_mask, is_write, false, &as=
);
+ NULL, &page_mask, is_write, false, &as,
+ attrs);
=20
/* Illegal translation */
if (section.mr =3D=3D &io_mem_unassigned) {
@@ -627,7 +630,7 @@ MemoryRegion *flatview_translate(FlatView *fv, hwaddr a=
ddr, hwaddr *xlat,
=20
/* This can be MMIO, so setup MMIO bit. */
section =3D flatview_do_translate(fv, addr, xlat, plen, NULL,
- is_write, true, &as);
+ is_write, true, &as, attrs);
mr =3D section.mr;
=20
if (xen_enabled() && memory_access_is_direct(mr, is_write)) {
--=20
2.17.1