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From: Peter Maydell <peter.maydell@linaro.org>
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Date: Thu, 31 May 2018 15:23:46 +0100
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Subject: [Qemu-devel] [PULL 14/25] Make address_space_access_valid() 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 address_space_access_valid().
Its callers either have an attrs value to hand, or don't care
and can use MEMTXATTRS_UNSPECIFIED.
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: 20180521140402.23318-6-peter.maydell@linaro.org
---
include/exec/memory.h | 4 +++-
include/sysemu/dma.h | 3 ++-
exec.c | 3 ++-
target/s390x/diag.c | 6 ++++--
target/s390x/excp_helper.c | 3 ++-
target/s390x/mmu_helper.c | 3 ++-
target/s390x/sigp.c | 3 ++-
7 files changed, 17 insertions(+), 8 deletions(-)
diff --git a/include/exec/memory.h b/include/exec/memory.h
index d594639d7c..3f2671f332 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -1937,8 +1937,10 @@ static inline MemoryRegion *address_space_translate(=
AddressSpace *as,
* @addr: address within that address space
* @len: length of the area to be checked
* @is_write: indicates the transfer direction
+ * @attrs: memory attributes
*/
-bool address_space_access_valid(AddressSpace *as, hwaddr addr, int len, bo=
ol is_write);
+bool address_space_access_valid(AddressSpace *as, hwaddr addr, int len,
+ bool is_write, MemTxAttrs attrs);
=20
/* address_space_map: map a physical memory region into a host virtual add=
ress
*
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h
index 0d73902634..5da3c4e3c5 100644
--- a/include/sysemu/dma.h
+++ b/include/sysemu/dma.h
@@ -77,7 +77,8 @@ static inline bool dma_memory_valid(AddressSpace *as,
DMADirection dir)
{
return address_space_access_valid(as, addr, len,
- dir =3D=3D DMA_DIRECTION_FROM_DEVICE=
);
+ dir =3D=3D DMA_DIRECTION_FROM_DEVICE,
+ MEMTXATTRS_UNSPECIFIED);
}
=20
static inline int dma_memory_rw_relaxed(AddressSpace *as, dma_addr_t addr,
diff --git a/exec.c b/exec.c
index 1dc81cfe4a..22af4e8cb9 100644
--- a/exec.c
+++ b/exec.c
@@ -3480,7 +3480,8 @@ static bool flatview_access_valid(FlatView *fv, hwadd=
r addr, int len,
}
=20
bool address_space_access_valid(AddressSpace *as, hwaddr addr,
- int len, bool is_write)
+ int len, bool is_write,
+ MemTxAttrs attrs)
{
FlatView *fv;
bool result;
diff --git a/target/s390x/diag.c b/target/s390x/diag.c
index ac2c40f363..d1d3433aa7 100644
--- a/target/s390x/diag.c
+++ b/target/s390x/diag.c
@@ -87,7 +87,8 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, uin=
t64_t r3, uintptr_t ra)
return;
}
if (!address_space_access_valid(&address_space_memory, addr,
- sizeof(IplParameterBlock), false))=
{
+ sizeof(IplParameterBlock), false,
+ MEMTXATTRS_UNSPECIFIED)) {
s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra);
return;
}
@@ -116,7 +117,8 @@ out:
return;
}
if (!address_space_access_valid(&address_space_memory, addr,
- sizeof(IplParameterBlock), true)) {
+ sizeof(IplParameterBlock), true,
+ MEMTXATTRS_UNSPECIFIED)) {
s390_program_interrupt(env, PGM_ADDRESSING, ILEN_AUTO, ra);
return;
}
diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c
index dfee221111..f0ce60cff2 100644
--- a/target/s390x/excp_helper.c
+++ b/target/s390x/excp_helper.c
@@ -120,7 +120,8 @@ int s390_cpu_handle_mmu_fault(CPUState *cs, vaddr orig_=
vaddr, int size,
=20
/* check out of RAM access */
if (!address_space_access_valid(&address_space_memory, raddr,
- TARGET_PAGE_SIZE, rw)) {
+ TARGET_PAGE_SIZE, rw,
+ MEMTXATTRS_UNSPECIFIED)) {
DPRINTF("%s: raddr %" PRIx64 " > ram_size %" PRIx64 "\n", __func__,
(uint64_t)raddr, (uint64_t)ram_size);
trigger_pgm_exception(env, PGM_ADDRESSING, ILEN_AUTO);
diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c
index a25deef5dd..145b62a7ef 100644
--- a/target/s390x/mmu_helper.c
+++ b/target/s390x/mmu_helper.c
@@ -461,7 +461,8 @@ static int translate_pages(S390CPU *cpu, vaddr addr, in=
t nr_pages,
return ret;
}
if (!address_space_access_valid(&address_space_memory, pages[i],
- TARGET_PAGE_SIZE, is_write)) {
+ TARGET_PAGE_SIZE, is_write,
+ MEMTXATTRS_UNSPECIFIED)) {
trigger_access_exception(env, PGM_ADDRESSING, ILEN_AUTO, 0);
return -EFAULT;
}
diff --git a/target/s390x/sigp.c b/target/s390x/sigp.c
index aff1530c82..c1f9245797 100644
--- a/target/s390x/sigp.c
+++ b/target/s390x/sigp.c
@@ -280,7 +280,8 @@ static void sigp_set_prefix(CPUState *cs, run_on_cpu_da=
ta arg)
cpu_synchronize_state(cs);
=20
if (!address_space_access_valid(&address_space_memory, addr,
- sizeof(struct LowCore), false)) {
+ sizeof(struct LowCore), false,
+ MEMTXATTRS_UNSPECIFIED)) {
set_sigp_status(si, SIGP_STAT_INVALID_PARAMETER);
return;
}
--=20
2.17.1