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remove unnecessary casts from uintptr_t

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uintptr_t, or unsigned long which is equivalent on Linux I32LP64 systems,
is an unsigned type and there is no need to further cast to __u64 which is
another unsigned integer type; widening casts from unsigned integers
zero-extend the value.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2023-12-13 19:32:45 +01:00
parent 729ba8e933
commit 592d0bc030
4 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
block/io_uring.c
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@ -102,7 +102,7 @@ static void luring_resubmit_short_read(LuringState *s, LuringAIOCB *luringcb,
/* Update sqe */
luringcb->sqeq.off += nread;
luringcb->sqeq.addr = (__u64)(uintptr_t)luringcb->resubmit_qiov.iov;
luringcb->sqeq.addr = (uintptr_t)luringcb->resubmit_qiov.iov;
luringcb->sqeq.len = luringcb->resubmit_qiov.niov;
luring_resubmit(s, luringcb);

4
hw/vfio/common.c
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@ -1000,7 +1000,7 @@ vfio_device_feature_dma_logging_start_create(VFIOContainerBase *bcontainer,
return NULL;
}
control->ranges = (__u64)(uintptr_t)ranges;
control->ranges = (uintptr_t)ranges;
if (tracking->max32) {
ranges->iova = tracking->min32;
ranges->length = (tracking->max32 - tracking->min32) + 1;
@ -1126,7 +1126,7 @@ static int vfio_device_dma_logging_report(VFIODevice *vbasedev, hwaddr iova,
report->iova = iova;
report->length = size;
report->page_size = qemu_real_host_page_size();
report->bitmap = (__u64)(uintptr_t)bitmap;
report->bitmap = (uintptr_t)bitmap;
feature->argsz = sizeof(buf);
feature->flags = VFIO_DEVICE_FEATURE_GET |

8
target/i386/sev.c
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@ -167,7 +167,7 @@ sev_ioctl(int fd, int cmd, void *data, int *error)
input.id = cmd;
input.sev_fd = fd;
input.data = (__u64)(unsigned long)data;
input.data = (uintptr_t)data;
r = kvm_vm_ioctl(kvm_state, KVM_MEMORY_ENCRYPT_OP, &input);
@ -240,7 +240,7 @@ sev_ram_block_added(RAMBlockNotifier *n, void *host, size_t size,
return;
}
range.addr = (__u64)(unsigned long)host;
range.addr = (uintptr_t)host;
range.size = max_size;
trace_kvm_memcrypt_register_region(host, max_size);
@ -270,7 +270,7 @@ sev_ram_block_removed(RAMBlockNotifier *n, void *host, size_t size,
return;
}
range.addr = (__u64)(unsigned long)host;
range.addr = (uintptr_t)host;
range.size = max_size;
trace_kvm_memcrypt_unregister_region(host, max_size);
@ -767,7 +767,7 @@ sev_launch_update_data(SevGuestState *sev, uint8_t *addr, uint64_t len)
return 1;
}
update.uaddr = (__u64)(unsigned long)addr;
update.uaddr = (uintptr_t)addr;
update.len = len;
trace_kvm_sev_launch_update_data(addr, len);
ret = sev_ioctl(sev->sev_fd, KVM_SEV_LAUNCH_UPDATE_DATA,

2
util/fdmon-io_uring.c
View File

@ -180,7 +180,7 @@ static void add_poll_remove_sqe(AioContext *ctx, AioHandler *node)
struct io_uring_sqe *sqe = get_sqe(ctx);
#ifdef LIBURING_HAVE_DATA64
io_uring_prep_poll_remove(sqe, (__u64)(uintptr_t)node);
io_uring_prep_poll_remove(sqe, (uintptr_t)node);
#else
io_uring_prep_poll_remove(sqe, node);
#endif