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| author | Andrey Gruzdev <andrey.gruzdev@virtuozzo.com> | 2021-01-29 13:14:04 +0300 |
|---|---|---|
| committer | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2021-02-08 11:19:51 +0000 |
| commit | 0e9b5cd6b238b7ca9a3a50d957f50c37082705a0 (patch) | |
| tree | e97bd85a81861d9885b274b6d6b48159a3502632 /util/trace-events | |
| parent | 6e8c25b4c623f755f588893661fec77ae88e128a (diff) | |
| download | qemu-0e9b5cd6b238b7ca9a3a50d957f50c37082705a0.zip qemu-0e9b5cd6b238b7ca9a3a50d957f50c37082705a0.tar.gz qemu-0e9b5cd6b238b7ca9a3a50d957f50c37082705a0.tar.bz2 | |
migration: introduce UFFD-WP low-level interface helpers
Glue code to the userfaultfd kernel implementation.
Querying feature support, createing file descriptor, feature control,
memory region registration, IOCTLs on registered registered regions.
Signed-off-by: Andrey Gruzdev <andrey.gruzdev@virtuozzo.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Message-Id: <20210129101407.103458-3-andrey.gruzdev@virtuozzo.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Fixed up range.start casting for 32bit
Diffstat (limited to 'util/trace-events')
| -rw-r--r-- | util/trace-events | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/util/trace-events b/util/trace-events index 61e0d4b..bac0924 100644 --- a/util/trace-events +++ b/util/trace-events @@ -91,3 +91,12 @@ qemu_vfio_pci_read_config(void *buf, int ofs, int size, uint64_t region_ofs, uin qemu_vfio_pci_write_config(void *buf, int ofs, int size, uint64_t region_ofs, uint64_t region_size) "write cfg ptr %p ofs 0x%x size 0x%x (region addr 0x%"PRIx64" size 0x%"PRIx64")" qemu_vfio_region_info(const char *desc, uint64_t region_ofs, uint64_t region_size, uint32_t cap_offset) "region '%s' addr 0x%"PRIx64" size 0x%"PRIx64" cap_ofs 0x%"PRIx32 qemu_vfio_pci_map_bar(int index, uint64_t region_ofs, uint64_t region_size, int ofs, void *host) "map region bar#%d addr 0x%"PRIx64" size 0x%"PRIx64" ofs 0x%x host %p" + +#userfaultfd.c +uffd_query_features_nosys(int err) "errno: %i" +uffd_query_features_api_failed(int err) "errno: %i" +uffd_create_fd_nosys(int err) "errno: %i" +uffd_create_fd_api_failed(int err) "errno: %i" +uffd_create_fd_api_noioctl(uint64_t ioctl_req, uint64_t ioctl_supp) "ioctl_req: 0x%" PRIx64 "ioctl_supp: 0x%" PRIx64 +uffd_register_memory_failed(void *addr, uint64_t length, uint64_t mode, int err) "addr: %p length: %" PRIu64 " mode: 0x%" PRIx64 " errno: %i" +uffd_unregister_memory_failed(void *addr, uint64_t length, int err) "addr: %p length: %" PRIu64 " errno: %i" |