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* Fuzzing improvements (Qiuhao, Alexander)

Browse source 
* i386: Fix BMI decoding for instructions with the 0x66 prefix (David)
 * initial attempt at fixing event_notifier emulation (Maxim)
 * i386: PKS emulation, fix for "qemu-system-i386 -cpu host" (myself)
 * meson: RBD test fixes (myself)
 * meson: TCI warnings (Philippe)
 * Leaner build for --disable-guest-agent, --disable-system and
   --disable-tools (Philippe, Stefan)
 * --enable-tcg-interpreter fix (Richard)
 * i386: SVM feature bits (Wei)
 * KVM bugfix (Thomas H.)
 * Add missing MemoryRegionOps callbacks (PJP)
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Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* Fuzzing improvements (Qiuhao, Alexander)
* i386: Fix BMI decoding for instructions with the 0x66 prefix (David)
* initial attempt at fixing event_notifier emulation (Maxim)
* i386: PKS emulation, fix for "qemu-system-i386 -cpu host" (myself)
* meson: RBD test fixes (myself)
* meson: TCI warnings (Philippe)
* Leaner build for --disable-guest-agent, --disable-system and
  --disable-tools (Philippe, Stefan)
* --enable-tcg-interpreter fix (Richard)
* i386: SVM feature bits (Wei)
* KVM bugfix (Thomas H.)
* Add missing MemoryRegionOps callbacks (PJP)

# gpg: Signature made Mon 08 Feb 2021 14:15:35 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (46 commits)
  target/i386: Expose VMX entry/exit load pkrs control bits
  target/i386: Add support for save/load IA32_PKRS MSR
  imx7-ccm: add digprog mmio write method
  tz-ppc: add dummy read/write methods
  spapr_pci: add spapr msi read method
  nvram: add nrf51_soc flash read method
  prep: add ppc-parity write method
  vfio: add quirk device write method
  pci-host: designware: add pcie-msi read method
  hw/pci-host: add pci-intack write method
  cpu-throttle: Remove timer_mod() from cpu_throttle_set()
  replay: rng-builtin support
  pc-bios/descriptors: fix paths in json files
  replay: fix replay of the interrupts
  accel/kvm/kvm-all: Fix wrong return code handling in dirty log code
  qapi/meson: Restrict UI module to system emulation and tools
  qapi/meson: Restrict system-mode specific modules
  qapi/meson: Remove QMP from user-mode emulation
  qapi/meson: Restrict qdev code to system-mode emulation
  meson: Restrict emulation code
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2021-02-09 10:04:51 +00:00
commit 41d306ec7d
47 changed files with 573 additions and 191 deletions
Download patch file Download diff file Expand all files Collapse all files

8
hw/ppc/prep_systemio.c
View file

@ -23,6 +23,7 @@
*/
#include "qemu/osdep.h"
#include "qemu/log.h"
#include "hw/irq.h"
#include "hw/isa/isa.h"
#include "hw/qdev-properties.h"
@ -235,8 +236,15 @@ static uint64_t ppc_parity_error_readl(void *opaque, hwaddr addr,
return val;
}
static void ppc_parity_error_writel(void *opaque, hwaddr addr,
uint64_t data, unsigned size)
{
qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid access\n", __func__);
}
static const MemoryRegionOps ppc_parity_error_ops = {
.read = ppc_parity_error_readl,
.write = ppc_parity_error_writel,
.valid = {
.min_access_size = 4,
.max_access_size = 4,

14
hw/ppc/spapr_pci.c
View file

@ -53,6 +53,7 @@
#include "sysemu/hostmem.h"
#include "sysemu/numa.h"
#include "hw/ppc/spapr_numa.h"
#include "qemu/log.h"
/* Copied from the kernel arch/powerpc/platforms/pseries/msi.c */
#define RTAS_QUERY_FN 0
@ -739,6 +740,12 @@ static PCIINTxRoute spapr_route_intx_pin_to_irq(void *opaque, int pin)
return route;
}
static uint64_t spapr_msi_read(void *opaque, hwaddr addr, unsigned size)
{
qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid access\n", __func__);
return 0;
}
/*
* MSI/MSIX memory region implementation.
* The handler handles both MSI and MSIX.
@ -756,8 +763,11 @@ static void spapr_msi_write(void *opaque, hwaddr addr,
}
static const MemoryRegionOps spapr_msi_ops = {
/* There is no .read as the read result is undefined by PCI spec */
.read = NULL,
/*
* .read result is undefined by PCI spec.
* define .read method to avoid assert failure in memory_region_init_io
*/
.read = spapr_msi_read,
.write = spapr_msi_write,
.endianness = DEVICE_LITTLE_ENDIAN
};