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hw/i386/iommu: Constify IOMMUTLBEvent in vtd_page_walk_hook prototype 

@event access is read-only.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Xu <peterx@redhat.com>
Message-Id: <20240612132532.85928-4-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2024-06-12 14:08:43 +02:00
parent eb5b2896f6
commit fc9ad5cf9c
1 changed files with 4 additions and 4 deletions
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8
hw/i386/intel_iommu.c
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@ -1170,7 +1170,7 @@ static int vtd_iova_to_slpte(IntelIOMMUState *s, VTDContextEntry *ce,
} }
} }
typedef int (*vtd_page_walk_hook)(IOMMUTLBEvent *event, void *private); typedef int (*vtd_page_walk_hook)(const IOMMUTLBEvent *event, void *private);
/** /**
* Constant information used during page walking * Constant information used during page walking
@ -1533,7 +1533,7 @@ static int vtd_dev_to_context_entry(IntelIOMMUState *s, uint8_t bus_num,
return 0; return 0;
} }
static int vtd_sync_shadow_page_hook(IOMMUTLBEvent *event, static int vtd_sync_shadow_page_hook(const IOMMUTLBEvent *event,
void *private) void *private)
{ {
memory_region_notify_iommu(private, 0, *event); memory_region_notify_iommu(private, 0, *event);
@ -2219,7 +2219,7 @@ static void vtd_iotlb_page_invalidate_notify(IntelIOMMUState *s,
* page tables. We just deliver the PSI down to * page tables. We just deliver the PSI down to
* invalidate caches. * invalidate caches.
*/ */
IOMMUTLBEvent event = { const IOMMUTLBEvent event = {
.type = IOMMU_NOTIFIER_UNMAP, .type = IOMMU_NOTIFIER_UNMAP,
.entry = { .entry = {
.target_as = &address_space_memory, .target_as = &address_space_memory,
@ -3889,7 +3889,7 @@ static void vtd_address_space_refresh_all(IntelIOMMUState *s)
vtd_switch_address_space_all(s); vtd_switch_address_space_all(s);
} }
static int vtd_replay_hook(IOMMUTLBEvent *event, void *private) static int vtd_replay_hook(const IOMMUTLBEvent *event, void *private)
{ {
memory_region_notify_iommu_one(private, event); memory_region_notify_iommu_one(private, event);
return 0; return 0;