diff options
Diffstat (limited to 'accel/kvm/kvm-all.c')
| -rw-r--r-- | accel/kvm/kvm-all.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index cba9c78d2f..278a50690c 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -33,6 +33,7 @@ #include "system/cpus.h" #include "system/accel-blocker.h" #include "qemu/bswap.h" +#include "exec/tswap.h" #include "system/memory.h" #include "system/ram_addr.h" #include "qemu/event_notifier.h" @@ -1318,21 +1319,22 @@ bool kvm_hwpoisoned_mem(void) static uint32_t adjust_ioeventfd_endianness(uint32_t val, uint32_t size) { -#if HOST_BIG_ENDIAN != TARGET_BIG_ENDIAN - /* The kernel expects ioeventfd values in HOST_BIG_ENDIAN - * endianness, but the memory core hands them in target endianness. - * For example, PPC is always treated as big-endian even if running - * on KVM and on PPC64LE. Correct here. - */ - switch (size) { - case 2: - val = bswap16(val); - break; - case 4: - val = bswap32(val); - break; + if (target_needs_bswap()) { + /* + * The kernel expects ioeventfd values in HOST_BIG_ENDIAN + * endianness, but the memory core hands them in target endianness. + * For example, PPC is always treated as big-endian even if running + * on KVM and on PPC64LE. Correct here, swapping back. + */ + switch (size) { + case 2: + val = bswap16(val); + break; + case 4: + val = bswap32(val); + break; + } } -#endif return val; } @@ -3964,7 +3966,7 @@ static int kvm_gdbstub_sstep_flags(void) return kvm_sstep_flags; } -static void kvm_accel_class_init(ObjectClass *oc, void *data) +static void kvm_accel_class_init(ObjectClass *oc, const void *data) { AccelClass *ac = ACCEL_CLASS(oc); ac->name = "KVM"; |