On Tuesday, February 25, 2020, Paolo Bonzini wrote: > The following changes since commit c1e667d2598b9b3ce62b8e89ed22dd > 38dfe9f57f: > > Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' > into staging (2020-02-24 11:38:54 +0000) > > are available in the git repository at: > > > git://github.com/bonzini/qemu.git tags/for-upstream > > for you to fetch changes up to 4db373bef1544b3b5e02ed376d0788c5b6a7548b: > > Merge branch 'exec_rw_const_v4' of https://github.com/philmd/qemu into > HEAD (2020-02-25 09:37:42 +0100) > > ---------------------------------------------------------------- > > Hmm, Paolo, what happened to this cover letter to contain diffs for a couple of files at the end (that never happens for any cover letter)? How was that possible? I am just curious. Yours, Aleksandar > * device_del fix (Julia) > * FXAM fix (myself) > * memdev refactoring (Igor) > * memory region API cleanups (Peter, Philippe) > * ioeventfd optimization (Stefan) > * new WHPX maintainer (Sunil) > * Large guest startup optimizations (Chen) > > ---------------------------------------------------------------- > Igor Mammedov (79): > numa: remove deprecated -mem-path fallback to anonymous RAM > machine: introduce memory-backend property > machine: alias -mem-path and -mem-prealloc into memory-foo backend > machine: introduce convenience MachineState::ram > initialize MachineState::ram in NUMA case > vl.c: move -m parsing after memory backends has been processed > vl.c: ensure that ram_size matches size of machine.memory-backend > alpha/dp264: use memdev for RAM > arm/aspeed: actually check RAM size > arm/aspeed: use memdev for RAM > arm/collie: use memdev for RAM > arm/cubieboard: use memdev for RAM > arm/digic_boards: use memdev for RAM > arm/highbank: use memdev for RAM > arm/imx25_pdk: drop RAM size fixup > arm/imx25_pdk: use memdev for RAM > arm/integratorcp: use memdev for RAM > arm/kzm: drop RAM size fixup > arm/kzm: use memdev for RAM > arm/mcimx6ul-evk: use memdev for RAM > arm/mcimx7d-sabre: use memdev for RAM > arm/mps2-tz: use memdev for RAM > arm/mps2: use memdev for RAM > arm/musicpal: use memdev for RAM > arm/nseries: use memdev for RAM > arm/omap_sx1: use memdev for RAM > arm/palm: use memdev for RAM > arm/sabrelite: use memdev for RAM > arm/raspi: use memdev for RAM > arm/sbsa-ref: use memdev for RAM > arm/versatilepb: use memdev for RAM > arm/vexpress: use memdev for RAM > arm/virt: use memdev for RAM > arm/xilinx_zynq: drop RAM size fixup > arm/xilinx_zynq: use memdev for RAM > arm/xlnx-versal-virt: use memdev for RAM > arm/xlnx-zcu102: use memdev for RAM > s390x/s390-virtio-ccw: use memdev for RAM > null-machine: use memdev for RAM > cris/axis_dev88: use memdev for RAM > hppa: use memdev for RAM > x86/microvm: use memdev for RAM > x86/pc: use memdev for RAM > lm32/lm32_boards: use memdev for RAM > lm32/milkymist: use memdev for RAM > m68k/an5206: use memdev for RAM > m68k/q800: use memdev for RAM > m68k/mcf5208: use memdev for RAM > m68k/next-cube: use memdev for RAM > mips/boston: use memdev for RAM > mips/mips_fulong2e: drop RAM size fixup > mips/mips_fulong2e: use memdev for RAM > mips/mips_jazz: use memdev for RAM > mips/mips_jazz: add max ram size check > mips/mips_malta: use memdev for RAM > mips/mips_mipssim: use memdev for RAM > mips/mips_r4k: use memdev for RAM > ppc/e500: drop RAM size fixup > ppc/e500: use memdev for RAM > ppc/mac_newworld: use memdev for RAM > ppc/mac_oldworld: use memdev for RAM > ppc/pnv: use memdev for RAM > ppc/ppc405_boards: add RAM size checks > ppc/ppc405_boards: use memdev for RAM > ppc/{ppc440_bamboo, sam460ex}: drop RAM size fixup > ppc/{ppc440_bamboo, sam460ex}: use memdev for RAM > ppc/spapr: use memdev for RAM > ppc/virtex_ml507: use memdev for RAM > sparc/leon3: use memdev for RAM > sparc/sun4m: use memdev for RAM > sparc/niagara: use memdev for RAM > remove no longer used memory_region_allocate_system_memory() > exec: cleanup qemu_minrampagesize()/qemu_maxrampagesize() > exec: drop bogus mem_path from qemu_ram_alloc_from_fd() > make mem_path local variable > hostmem: introduce "prealloc-threads" property > hostmem: fix strict bind policy > tests/numa-test: make top level args dynamic and g_autofree(cli) > cleanups > tests:numa-test: use explicit memdev to specify node RAM > > Julia Suvorova (1): > qdev-monitor: Forbid repeated device_del > > Paolo Bonzini (4): > target/i386: check for empty register in FXAM > Merge tag 'patchew/20200219160953.13771-1-imammedo@redhat.com' of > https://github.com/patchew-project/qemu into HEAD > Merge tag 'patchew/20200224205533.23798-1-philmd@redhat.com' of > https://github.com/patchew-project/qemu into HEAD > Merge branch 'exec_rw_const_v4' of https://github.com/philmd/qemu > into HEAD > > Peter Maydell (1): > Avoid address_space_rw() with a constant is_write argument > > Philippe Mathieu-Daudé (51): > scripts/git.orderfile: Display Cocci scripts before code > modifications > hw: Remove unnecessary cast when calling dma_memory_read() > exec: Rename ram_ptr variable > exec: Let flatview API take void pointer arguments > exec: Let the address_space API use void pointer arguments > hw/net: Avoid casting non-const pointer, use address_space_write() > Remove unnecessary cast when using the address_space API > exec: Let the cpu_[physical]_memory API use void pointer arguments > Remove unnecessary cast when using the cpu_[physical]_memory API > hw/ide/internal: Remove unused DMARestartFunc typedef > hw/ide: Let the DMAIntFunc prototype use a boolean 'is_write' > argument > hw/virtio: Let virtqueue_map_iovec() use a boolean 'is_write' > argument > hw/virtio: Let vhost_memory_map() use a boolean 'is_write' argument > exec: Let address_space_unmap() use a boolean 'is_write' argument > Let address_space_rw() calls pass a boolean 'is_write' argument > exec: Let cpu_[physical]_memory API use a boolean 'is_write' argument > Let cpu_[physical]_memory() calls pass a boolean 'is_write' argument > Avoid cpu_physical_memory_rw() with a constant is_write argument > memory: Correctly return alias region type > memory: Simplify memory_region_init_rom_nomigrate() to ease review > scripts/cocci: Rename memory-region-{init-ram -> housekeeping} > scripts/cocci: Patch to replace memory_region_init_{ram, readonly -> > rom} > hw/arm: Use memory_region_init_rom() with read-only regions > hw/display: Use memory_region_init_rom() with read-only regions > hw/mips: Use memory_region_init_rom() with read-only regions > hw/m68k: Use memory_region_init_rom() with read-only regions > hw/net: Use memory_region_init_rom() with read-only regions > hw/pci-host: Use memory_region_init_rom() with read-only regions > hw/ppc: Use memory_region_init_rom() with read-only regions > hw/riscv: Use memory_region_init_rom() with read-only regions > hw/sh4: Use memory_region_init_rom() with read-only regions > hw/sparc: Use memory_region_init_rom() with read-only regions > scripts/cocci: Patch to detect potential use of > memory_region_init_rom > hw/arm/stm32: Use memory_region_init_rom() with read-only regions > hw/ppc/ppc405: Use memory_region_init_rom() with read-only regions > hw/i386/pc_sysfw: Simplify using memory_region_init_alias() > hw/i386/pc_sysfw: Remove unused 'ram_size' argument > scripts/cocci: Patch to remove unnecessary > memory_region_set_readonly() > hw/arm: Remove unnecessary memory_region_set_readonly() on ROM alias > scripts/cocci: Patch to let devices own their MemoryRegions > hw/arm: Let devices own the MemoryRegion they create > hw/char: Let devices own the MemoryRegion they create > hw/core: Let devices own the MemoryRegion they create > hw/display: Let devices own the MemoryRegion they create > hw/dma: Let devices own the MemoryRegion they create > hw/riscv: Let devices own the MemoryRegion they create > hw/input/milkymist-softusb: Remove unused 'pmem_ptr' field > hw/input/milkymist-softusb: Let devices own the MemoryRegion they > create > hw/net/milkymist-minimac2: Let devices own the MemoryRegion they > create > hw/block/onenand: Let devices own the MemoryRegion they create > accel/kvm: Check ioctl(KVM_SET_USER_MEMORY_REGION) return value > > Stefan Hajnoczi (1): > memory: batch allocate ioeventfds[] in address_space_update_ > ioeventfds() > > Sunil Muthuswamy (1): > WHPX: Assigning maintainer for Windows Hypervisor Platform > > bauerchen (1): > mem-prealloc: optimize large guest startup > > MAINTAINERS | 9 ++ > accel/kvm/kvm-all.c | 18 ++- > backends/hostmem-file.c | 8 -- > backends/hostmem-memfd.c | 1 - > backends/hostmem-ram.c | 2 - > backends/hostmem.c | 53 +++++-- > dma-helpers.c | 4 +- > exec.c | 131 ++++++----------- > hw/alpha/alpha_sys.h | 2 +- > hw/alpha/dp264.c | 3 +- > hw/alpha/typhoon.c | 8 +- > hw/arm/aspeed.c | 18 +-- > hw/arm/boot.c | 6 +- > hw/arm/collie.c | 16 ++- > hw/arm/cubieboard.c | 25 ++-- > hw/arm/digic_boards.c | 40 +++--- > hw/arm/exynos4210.c | 14 +- > hw/arm/fsl-imx25.c | 10 +- > hw/arm/fsl-imx31.c | 6 +- > hw/arm/fsl-imx6.c | 6 +- > hw/arm/fsl-imx6ul.c | 9 +- > hw/arm/highbank.c | 10 +- > hw/arm/imx25_pdk.c | 19 +-- > hw/arm/integratorcp.c | 9 +- > hw/arm/kzm.c | 18 +-- > hw/arm/mainstone.c | 3 +- > hw/arm/mcimx6ul-evk.c | 25 ++-- > hw/arm/mcimx7d-sabre.c | 25 ++-- > hw/arm/mps2-tz.c | 15 +- > hw/arm/mps2.c | 15 +- > hw/arm/msf2-soc.c | 6 +- > hw/arm/musicpal.c | 18 ++- > hw/arm/nrf51_soc.c | 2 +- > hw/arm/nseries.c | 32 +++-- > hw/arm/omap_sx1.c | 26 ++-- > hw/arm/palm.c | 22 ++- > hw/arm/raspi.c | 10 +- > hw/arm/sabrelite.c | 23 ++- > hw/arm/sbsa-ref.c | 7 +- > hw/arm/smmu-common.c | 3 +- > hw/arm/smmuv3.c | 10 +- > hw/arm/spitz.c | 3 +- > hw/arm/stellaris.c | 3 +- > hw/arm/stm32f205_soc.c | 11 +- > hw/arm/stm32f405_soc.c | 12 +- > hw/arm/tosa.c | 3 +- > hw/arm/versatilepb.c | 7 +- > hw/arm/vexpress.c | 14 +- > hw/arm/virt.c | 7 +- > hw/arm/xilinx_zynq.c | 20 ++- > hw/arm/xlnx-versal-virt.c | 7 +- > hw/arm/xlnx-zcu102.c | 7 +- > hw/arm/xlnx-zynqmp.c | 11 +- > hw/block/onenand.c | 7 +- > hw/char/serial.c | 7 +- > hw/core/machine.c | 48 +++++++ > hw/core/null-machine.c | 8 +- > hw/core/numa.c | 101 ++++--------- > hw/core/platform-bus.c | 3 +- > hw/cris/axis_dev88.c | 8 +- > hw/display/cg3.c | 5 +- > hw/display/exynos4210_fimd.c | 3 +- > hw/display/g364fb.c | 3 +- > hw/display/macfb.c | 4 +- > hw/display/milkymist-tmu2.c | 8 +- > hw/display/omap_dss.c | 2 +- > hw/display/omap_lcdc.c | 10 +- > hw/display/ramfb.c | 2 +- > hw/display/tcx.c | 5 +- > hw/dma/etraxfs_dma.c | 25 ++-- > hw/dma/i8257.c | 2 +- > hw/dma/rc4030.c | 14 +- > hw/dma/xlnx-zdma.c | 11 +- > hw/hppa/machine.c | 10 +- > hw/i386/microvm.c | 12 +- > hw/i386/pc.c | 19 ++- > hw/i386/pc_sysfw.c | 29 ++-- > hw/ide/ahci.c | 2 +- > hw/ide/core.c | 2 +- > hw/ide/macio.c | 2 +- > hw/ide/pci.c | 2 +- > hw/input/milkymist-softusb.c | 12 +- > hw/lm32/lm32_boards.c | 39 +++-- > hw/lm32/milkymist.c | 21 ++- > hw/m68k/an5206.c | 5 +- > hw/m68k/mcf5208.c | 5 +- > hw/m68k/next-cube.c | 5 +- > hw/m68k/q800.c | 9 +- > hw/mips/boston.c | 11 +- > hw/mips/mips_fulong2e.c | 18 +-- > hw/mips/mips_jazz.c | 18 +-- > hw/mips/mips_malta.c | 10 +- > hw/mips/mips_mipssim.c | 12 +- > hw/mips/mips_r4k.c | 15 +- > hw/misc/aspeed_sdmc.c | 83 ++++++++--- > hw/misc/pc-testdev.c | 2 +- > hw/net/cadence_gem.c | 21 ++- > hw/net/dp8393x.c | 75 +++++----- > hw/net/i82596.c | 25 ++-- > hw/net/lasi_i82596.c | 5 +- > hw/net/milkymist-minimac2.c | 8 +- > hw/nvram/spapr_nvram.c | 4 +- > hw/pci-host/prep.c | 5 +- > hw/ppc/e500.c | 17 ++- > hw/ppc/e500plat.c | 1 + > hw/ppc/mac_newworld.c | 9 +- > hw/ppc/mac_oldworld.c | 9 +- > hw/ppc/mpc8544ds.c | 1 + > hw/ppc/pnv.c | 8 +- > hw/ppc/pnv_lpc.c | 8 +- > hw/ppc/ppc405_boards.c | 54 ++++--- > hw/ppc/ppc440_bamboo.c | 12 +- > hw/ppc/ppc440_uc.c | 6 +- > hw/ppc/ppc4xx_devs.c | 67 +++++---- > hw/ppc/sam460ex.c | 6 +- > hw/ppc/spapr.c | 8 +- > hw/ppc/spapr_hcall.c | 4 +- > hw/ppc/virtex_ml507.c | 12 +- > hw/riscv/sifive_e.c | 9 +- > hw/riscv/sifive_u.c | 2 +- > hw/s390x/css.c | 12 +- > hw/s390x/ipl.c | 2 +- > hw/s390x/s390-pci-bus.c | 2 +- > hw/s390x/s390-virtio-ccw.c | 7 +- > hw/s390x/virtio-ccw.c | 2 +- > hw/scsi/vmw_pvscsi.c | 8 +- > hw/sd/sdhci.c | 15 +- > hw/sh4/shix.c | 3 +- > hw/sparc/leon3.c | 9 +- > hw/sparc/sun4m.c | 74 +++++----- > hw/sparc64/niagara.c | 7 +- > hw/virtio/vhost.c | 8 +- > hw/virtio/virtio.c | 7 +- > hw/xen/xen_pt_graphics.c | 2 +- > include/exec/cpu-all.h | 2 +- > include/exec/cpu-common.h | 12 +- > include/exec/memory.h | 16 +-- > include/hw/boards.h | 54 +++---- > include/hw/ide/internal.h | 3 +- > include/hw/misc/aspeed_sdmc.h | 1 + > include/hw/ppc/ppc4xx.h | 9 +- > include/sysemu/hostmem.h | 20 ++- > include/sysemu/numa.h | 1 + > include/sysemu/sysemu.h | 2 - > memory.c | 34 +++-- > qdev-monitor.c | 6 + > qemu-deprecated.texi | 9 -- > qtest.c | 52 +++---- > scripts/coccinelle/exec_rw_const.cocci | 111 ++++++++++++++ > .../coccinelle/memory-region-housekeeping.cocci | 159 > +++++++++++++++++++++ > scripts/coccinelle/memory-region-init-ram.cocci | 38 ----- > scripts/git.orderfile | 3 + > softmmu/vl.c | 78 ++++++++-- > target/i386/fpu_helper.c | 6 +- > target/i386/hax-all.c | 6 +- > target/i386/hvf/vmx.h | 7 +- > target/i386/hvf/x86_mmu.c | 12 +- > target/i386/whpx-all.c | 2 +- > target/s390x/excp_helper.c | 2 +- > target/s390x/helper.c | 6 +- > target/s390x/mmu_helper.c | 2 +- > tests/qtest/numa-test.c | 138 > +++++++++--------- > util/oslib-posix.c | 32 +++-- > 163 files changed, 1524 insertions(+), 1244 deletions(-) > create mode 100644 scripts/coccinelle/exec_rw_const.cocci > create mode 100644 scripts/coccinelle/memory-region-housekeeping.cocci > delete mode 100644 scripts/coccinelle/memory-region-init-ram.cocci > --- > hw/core/numa.c | 18 +----------------- > qemu-deprecated.texi | 9 --------- > 2 files changed, 1 insertion(+), 26 deletions(-) > > diff --git a/hw/core/numa.c b/hw/core/numa.c > index 0d1b4be..840e685 100644 > --- a/hw/core/numa.c > +++ b/hw/core/numa.c > @@ -784,24 +784,8 @@ static void allocate_system_memory_nonnuma(MemoryRegion > *mr, Object *owner, > { > if (mem_path) { > #ifdef __linux__ > - Error *err = NULL; > memory_region_init_ram_from_file(mr, owner, name, ram_size, 0, 0, > - mem_path, &err); > - if (err) { > - error_report_err(err); > - if (mem_prealloc) { > - exit(1); > - } > - warn_report("falling back to regular RAM allocation"); > - error_printf("This is deprecated. Make sure that -mem-path " > - " specified path has sufficient resources to > allocate" > - " -m specified RAM amount\n"); > - /* Legacy behavior: if allocation failed, fall back to > - * regular RAM allocation. > - */ > - mem_path = NULL; > - memory_region_init_ram_nomigrate(mr, owner, name, ram_size, > &error_fatal); > - } > + mem_path, &error_fatal); > #else > fprintf(stderr, "-mem-path not supported on this host\n"); > exit(1); > diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi > index 0671c26..66eca3a 100644 > --- a/qemu-deprecated.texi > +++ b/qemu-deprecated.texi > @@ -113,15 +113,6 @@ QEMU using implicit generic or board specific > splitting rule. > Use @option{memdev} with @var{memory-backend-ram} backend or @option{mem} > (if > it's supported by used machine type) to define mapping explictly instead. > > -@subsection -mem-path fallback to RAM (since 4.1) > -Currently if guest RAM allocation from file pointed by @option{mem-path} > -fails, QEMU falls back to allocating from RAM, which might result > -in unpredictable behavior since the backing file specified by the user > -is ignored. In the future, users will be responsible for making sure > -the backing storage specified with @option{-mem-path} can actually provide > -the guest RAM configured with @option{-m} and QEMU will fail to start up > if > -RAM allocation is unsuccessful. > - > @subsection RISC-V -bios (since 4.1) > > QEMU 4.1 introduced support for the -bios option in QEMU for RISC-V for > the > -- > 1.8.3.1 > > > >