From 8b1a8884c6aacd9a35863d18a757be17ec7b1369 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Mon, 10 Jul 2023 11:49:27 +0200 Subject: [PATCH] hw/virtio: Propagate page_mask to vhost_vdpa_section_end() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Propagate TARGET_PAGE_MASK (see the previous commit for rationale). Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Message-Id: <20230710094931.84402-3-philmd@linaro.org> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/vhost-vdpa.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 118c588205..3ab0dc0b5b 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -31,11 +31,12 @@ * Return one past the end of the end of section. Be careful with uint64_t * conversions! */ -static Int128 vhost_vdpa_section_end(const MemoryRegionSection *section) +static Int128 vhost_vdpa_section_end(const MemoryRegionSection *section, + int page_mask) { Int128 llend = int128_make64(section->offset_within_address_space); llend = int128_add(llend, section->size); - llend = int128_and(llend, int128_exts64(TARGET_PAGE_MASK)); + llend = int128_and(llend, int128_exts64(page_mask)); return llend; } @@ -69,7 +70,7 @@ static bool vhost_vdpa_listener_skipped_section(MemoryRegionSection *section, */ if (!memory_region_is_iommu(section->mr)) { - llend = vhost_vdpa_section_end(section); + llend = vhost_vdpa_section_end(section, page_mask); if (int128_gt(llend, int128_make64(iova_max))) { error_report("RAM section out of device range (max=0x%" PRIx64 ", end addr=0x%" PRIx64 ")", @@ -331,7 +332,7 @@ static void vhost_vdpa_listener_region_add(MemoryListener *listener, } iova = TARGET_PAGE_ALIGN(section->offset_within_address_space); - llend = vhost_vdpa_section_end(section); + llend = vhost_vdpa_section_end(section, TARGET_PAGE_MASK); if (int128_ge(int128_make64(iova), llend)) { return; } @@ -415,7 +416,7 @@ static void vhost_vdpa_listener_region_del(MemoryListener *listener, } iova = TARGET_PAGE_ALIGN(section->offset_within_address_space); - llend = vhost_vdpa_section_end(section); + llend = vhost_vdpa_section_end(section, TARGET_PAGE_MASK); trace_vhost_vdpa_listener_region_del(v, iova, int128_get64(int128_sub(llend, int128_one())));