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author | Peter Maydell <peter.maydell@linaro.org> | 2020-06-12 23:06:22 +0100 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2020-06-12 23:06:22 +0100 |
commit | 7d3660e79830a069f1848bb4fa1cdf8f666424fb (patch) | |
tree | 5651ddf02414086c31d0bfca7713e1800d4f0fc8 /exec.c | |
parent | 9e3903136d9acde2fb2dd9e967ba928050a6cb4a (diff) | |
parent | 3575b0aea983ad57804c9af739ed8ff7bc168393 (diff) | |
download | qemu-7d3660e79830a069f1848bb4fa1cdf8f666424fb.zip qemu-7d3660e79830a069f1848bb4fa1cdf8f666424fb.tar.gz qemu-7d3660e79830a069f1848bb4fa1cdf8f666424fb.tar.bz2 |
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* Miscellaneous fixes and feature enablement (many)
* SEV refactoring (David)
* Hyper-V initial support (Jon)
* i386 TCG fixes (x87 and SSE, Joseph)
* vmport cleanup and improvements (Philippe, Liran)
* Use-after-free with vCPU hot-unplug (Nengyuan)
* run-coverity-scan improvements (myself)
* Record/replay fixes (Pavel)
* -machine kernel_irqchip=split improvements for INTx (Peter)
* Code cleanups (Philippe)
* Crash and security fixes (PJP)
* HVF cleanups (Roman)
# gpg: Signature made Fri 12 Jun 2020 16:57:04 BST
# 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/tags/for-upstream: (116 commits)
target/i386: Remove obsolete TODO file
stubs: move Xen stubs to accel/
replay: fix replay shutdown for console mode
exec/cpu-common: Move MUSB specific typedefs to 'hw/usb/hcd-musb.h'
hw/usb: Move device-specific declarations to new 'hcd-musb.h' header
exec/memory: Remove unused MemoryRegionMmio type
checkpatch: reversed logic with acpi test checks
target/i386: sev: Unify SEVState and SevGuestState
target/i386: sev: Remove redundant handle field
target/i386: sev: Remove redundant policy field
target/i386: sev: Remove redundant cbitpos and reduced_phys_bits fields
target/i386: sev: Partial cleanup to sev_state global
target/i386: sev: Embed SEVState in SevGuestState
target/i386: sev: Rename QSevGuestInfo
target/i386: sev: Move local structure definitions into .c file
target/i386: sev: Remove unused QSevGuestInfoClass
xen: fix build without pci passthrough
i386: hvf: Drop HVFX86EmulatorState
i386: hvf: Move mmio_buf into CPUX86State
i386: hvf: Move lazy_flags into CPUX86State
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
# Conflicts:
# hw/i386/acpi-build.c
Diffstat (limited to 'exec.c')
-rw-r--r-- | exec.c | 29 |
1 files changed, 17 insertions, 12 deletions
@@ -3546,6 +3546,7 @@ void *address_space_map(AddressSpace *as, if (!memory_access_is_direct(mr, is_write)) { if (atomic_xchg(&bounce.in_use, true)) { + *plen = 0; return NULL; } /* Avoid unbounded allocations */ @@ -3724,7 +3725,7 @@ static inline MemoryRegion *address_space_translate_cached( /* Called from RCU critical section. address_space_read_cached uses this * out of line function when the target is an MMIO or IOMMU region. */ -void +MemTxResult address_space_read_cached_slow(MemoryRegionCache *cache, hwaddr addr, void *buf, hwaddr len) { @@ -3734,15 +3735,15 @@ address_space_read_cached_slow(MemoryRegionCache *cache, hwaddr addr, l = len; mr = address_space_translate_cached(cache, addr, &addr1, &l, false, MEMTXATTRS_UNSPECIFIED); - flatview_read_continue(cache->fv, - addr, MEMTXATTRS_UNSPECIFIED, buf, len, - addr1, l, mr); + return flatview_read_continue(cache->fv, + addr, MEMTXATTRS_UNSPECIFIED, buf, len, + addr1, l, mr); } /* Called from RCU critical section. address_space_write_cached uses this * out of line function when the target is an MMIO or IOMMU region. */ -void +MemTxResult address_space_write_cached_slow(MemoryRegionCache *cache, hwaddr addr, const void *buf, hwaddr len) { @@ -3752,9 +3753,9 @@ address_space_write_cached_slow(MemoryRegionCache *cache, hwaddr addr, l = len; mr = address_space_translate_cached(cache, addr, &addr1, &l, true, MEMTXATTRS_UNSPECIFIED); - flatview_write_continue(cache->fv, - addr, MEMTXATTRS_UNSPECIFIED, buf, len, - addr1, l, mr); + return flatview_write_continue(cache->fv, + addr, MEMTXATTRS_UNSPECIFIED, buf, len, + addr1, l, mr); } #define ARG1_DECL MemoryRegionCache *cache @@ -3777,6 +3778,7 @@ int cpu_memory_rw_debug(CPUState *cpu, target_ulong addr, while (len > 0) { int asidx; MemTxAttrs attrs; + MemTxResult res; page = addr & TARGET_PAGE_MASK; phys_addr = cpu_get_phys_page_attrs_debug(cpu, page, &attrs); @@ -3789,11 +3791,14 @@ int cpu_memory_rw_debug(CPUState *cpu, target_ulong addr, l = len; phys_addr += (addr & ~TARGET_PAGE_MASK); if (is_write) { - address_space_write_rom(cpu->cpu_ases[asidx].as, phys_addr, - attrs, buf, l); + res = address_space_write_rom(cpu->cpu_ases[asidx].as, phys_addr, + attrs, buf, l); } else { - address_space_read(cpu->cpu_ases[asidx].as, phys_addr, attrs, buf, - l); + res = address_space_read(cpu->cpu_ases[asidx].as, phys_addr, + attrs, buf, l); + } + if (res != MEMTX_OK) { + return -1; } len -= l; buf += l; |