Very few files use the Physical Memory API. Declare its methods in their own header: "system/physmem.h". Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson --- MAINTAINERS | 1 + include/system/physmem.h | 54 +++++++++++++++++++++++++++++++++++++ include/system/ram_addr.h | 40 --------------------------- accel/kvm/kvm-all.c | 2 +- accel/tcg/cputlb.c | 1 + hw/vfio/container-legacy.c | 2 +- hw/vfio/container.c | 1 + hw/vfio/listener.c | 1 - migration/ram.c | 1 + system/memory.c | 1 + system/physmem.c | 1 + target/arm/tcg/mte_helper.c | 2 +- 12 files changed, 63 insertions(+), 44 deletions(-) create mode 100644 include/system/physmem.h diff --git a/MAINTAINERS b/MAINTAINERS index 406cef88f0c..9632eb7b440 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3213,6 +3213,7 @@ S: Supported F: include/system/ioport.h F: include/exec/memop.h F: include/system/memory.h +F: include/system/physmem.h F: include/system/ram_addr.h F: include/system/ramblock.h F: include/system/memory_mapping.h diff --git a/include/system/physmem.h b/include/system/physmem.h new file mode 100644 index 00000000000..879f6eae38b --- /dev/null +++ b/include/system/physmem.h @@ -0,0 +1,54 @@ +/* + * QEMU physical memory interfaces (target independent). + * + * Copyright (c) 2003 Fabrice Bellard + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#ifndef QEMU_SYSTEM_PHYSMEM_H +#define QEMU_SYSTEM_PHYSMEM_H + +#include "exec/hwaddr.h" +#include "exec/ramlist.h" + +#define DIRTY_CLIENTS_ALL ((1 << DIRTY_MEMORY_NUM) - 1) +#define DIRTY_CLIENTS_NOCODE (DIRTY_CLIENTS_ALL & ~(1 << DIRTY_MEMORY_CODE)) + +bool physical_memory_get_dirty_flag(ram_addr_t addr, unsigned client); + +bool physical_memory_is_clean(ram_addr_t addr); + +uint8_t physical_memory_range_includes_clean(ram_addr_t start, + ram_addr_t length, + uint8_t mask); + +void physical_memory_set_dirty_flag(ram_addr_t addr, unsigned client); + +void physical_memory_set_dirty_range(ram_addr_t start, ram_addr_t length, + uint8_t mask); + +/* + * Contrary to physical_memory_sync_dirty_bitmap() this function returns + * the number of dirty pages in @bitmap passed as argument. On the other hand, + * physical_memory_sync_dirty_bitmap() returns newly dirtied pages that + * weren't set in the global migration bitmap. + */ +uint64_t physical_memory_set_dirty_lebitmap(unsigned long *bitmap, + ram_addr_t start, + ram_addr_t pages); + +void physical_memory_dirty_bits_cleared(ram_addr_t start, ram_addr_t length); + +bool physical_memory_test_and_clear_dirty(ram_addr_t start, + ram_addr_t length, + unsigned client); + +DirtyBitmapSnapshot * +physical_memory_snapshot_and_clear_dirty(MemoryRegion *mr, hwaddr offset, + hwaddr length, unsigned client); + +bool physical_memory_snapshot_get_dirty(DirtyBitmapSnapshot *snap, + ram_addr_t start, + ram_addr_t length); + +#endif diff --git a/include/system/ram_addr.h b/include/system/ram_addr.h index 3894a84fb9c..683485980ce 100644 --- a/include/system/ram_addr.h +++ b/include/system/ram_addr.h @@ -19,7 +19,6 @@ #ifndef SYSTEM_RAM_ADDR_H #define SYSTEM_RAM_ADDR_H -#include "exec/ramlist.h" #include "system/ramblock.h" #include "exec/target_page.h" #include "exec/hwaddr.h" @@ -133,43 +132,4 @@ static inline void qemu_ram_block_writeback(RAMBlock *block) qemu_ram_msync(block, 0, block->used_length); } -#define DIRTY_CLIENTS_ALL ((1 << DIRTY_MEMORY_NUM) - 1) -#define DIRTY_CLIENTS_NOCODE (DIRTY_CLIENTS_ALL & ~(1 << DIRTY_MEMORY_CODE)) - -bool physical_memory_get_dirty_flag(ram_addr_t addr, unsigned client); - -bool physical_memory_is_clean(ram_addr_t addr); - -uint8_t physical_memory_range_includes_clean(ram_addr_t start, - ram_addr_t length, - uint8_t mask); - -void physical_memory_set_dirty_flag(ram_addr_t addr, unsigned client); - -void physical_memory_set_dirty_range(ram_addr_t start, ram_addr_t length, - uint8_t mask); - -/* - * Contrary to physical_memory_sync_dirty_bitmap() this function returns - * the number of dirty pages in @bitmap passed as argument. On the other hand, - * physical_memory_sync_dirty_bitmap() returns newly dirtied pages that - * weren't set in the global migration bitmap. - */ -uint64_t physical_memory_set_dirty_lebitmap(unsigned long *bitmap, - ram_addr_t start, - ram_addr_t pages); - -void physical_memory_dirty_bits_cleared(ram_addr_t start, ram_addr_t length); - -bool physical_memory_test_and_clear_dirty(ram_addr_t start, - ram_addr_t length, - unsigned client); - -DirtyBitmapSnapshot *physical_memory_snapshot_and_clear_dirty - (MemoryRegion *mr, hwaddr offset, hwaddr length, unsigned client); - -bool physical_memory_snapshot_get_dirty(DirtyBitmapSnapshot *snap, - ram_addr_t start, - ram_addr_t length); - #endif diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index a7ece7db964..58802f7c3cc 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -32,13 +32,13 @@ #include "system/runstate.h" #include "system/cpus.h" #include "system/accel-blocker.h" +#include "system/physmem.h" #include "system/ramblock.h" #include "accel/accel-ops.h" #include "qemu/bswap.h" #include "exec/tswap.h" #include "exec/target_page.h" #include "system/memory.h" -#include "system/ram_addr.h" #include "qemu/event_notifier.h" #include "qemu/main-loop.h" #include "trace.h" diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index a721235dea6..7214d41cb5d 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -25,6 +25,7 @@ #include "accel/tcg/probe.h" #include "exec/page-protection.h" #include "system/memory.h" +#include "system/physmem.h" #include "accel/tcg/cpu-ldst-common.h" #include "accel/tcg/cpu-mmu-index.h" #include "exec/cputlb.h" diff --git a/hw/vfio/container-legacy.c b/hw/vfio/container-legacy.c index eb9911eaeaf..755a407f3e7 100644 --- a/hw/vfio/container-legacy.c +++ b/hw/vfio/container-legacy.c @@ -25,7 +25,7 @@ #include "hw/vfio/vfio-device.h" #include "system/address-spaces.h" #include "system/memory.h" -#include "system/ram_addr.h" +#include "system/physmem.h" #include "qemu/error-report.h" #include "qemu/range.h" #include "system/reset.h" diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 3fb19a1c8ad..9ddec300e35 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -20,6 +20,7 @@ #include "qemu/error-report.h" #include "hw/vfio/vfio-container.h" #include "hw/vfio/vfio-device.h" /* vfio_device_reset_handler */ +#include "system/physmem.h" #include "system/reset.h" #include "vfio-helpers.h" diff --git a/hw/vfio/listener.c b/hw/vfio/listener.c index b5cefc9395c..c6bb58f5209 100644 --- a/hw/vfio/listener.c +++ b/hw/vfio/listener.c @@ -30,7 +30,6 @@ #include "hw/vfio/pci.h" #include "system/address-spaces.h" #include "system/memory.h" -#include "system/ram_addr.h" #include "hw/hw.h" #include "qemu/error-report.h" #include "qemu/main-loop.h" diff --git a/migration/ram.c b/migration/ram.c index d09591c0600..12122dda685 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -53,6 +53,7 @@ #include "qemu/rcu_queue.h" #include "migration/colo.h" #include "system/cpu-throttle.h" +#include "system/physmem.h" #include "system/ramblock.h" #include "savevm.h" #include "qemu/iov.h" diff --git a/system/memory.c b/system/memory.c index dd045da60c0..80656c69568 100644 --- a/system/memory.c +++ b/system/memory.c @@ -25,6 +25,7 @@ #include "qemu/target-info.h" #include "qom/object.h" #include "trace.h" +#include "system/physmem.h" #include "system/ram_addr.h" #include "system/kvm.h" #include "system/runstate.h" diff --git a/system/physmem.c b/system/physmem.c index 1a075da2bdd..ec3d8027e86 100644 --- a/system/physmem.c +++ b/system/physmem.c @@ -43,6 +43,7 @@ #include "system/kvm.h" #include "system/tcg.h" #include "system/qtest.h" +#include "system/physmem.h" #include "system/ramblock.h" #include "qemu/timer.h" #include "qemu/config-file.h" diff --git a/target/arm/tcg/mte_helper.c b/target/arm/tcg/mte_helper.c index 077ff4b2b2c..b96c953f809 100644 --- a/target/arm/tcg/mte_helper.c +++ b/target/arm/tcg/mte_helper.c @@ -27,7 +27,7 @@ #include "user/cpu_loop.h" #include "user/page-protection.h" #else -#include "system/ram_addr.h" +#include "system/physmem.h" #endif #include "accel/tcg/cpu-ldst.h" #include "accel/tcg/probe.h" -- 2.51.0