diff options
Diffstat (limited to 'monitor/misc.c')
| -rw-r--r-- | monitor/misc.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/monitor/misc.c b/monitor/misc.c index 398211a034..fde6e36a0b 100644 --- a/monitor/misc.c +++ b/monitor/misc.c @@ -441,13 +441,13 @@ void qmp_client_migrate_info(const char *protocol, const char *hostname, has_port ? port : -1, has_tls_port ? tls_port : -1, cert_subject)) { - error_setg(errp, QERR_UNDEFINED_ERROR); + error_setg(errp, "Could not set up display for migration"); return; } return; } - error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "spice"); + error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "protocol", "'spice'"); } static void hmp_logfile(Monitor *mon, const QDict *qdict) @@ -667,10 +667,11 @@ static void hmp_physical_memory_dump(Monitor *mon, const QDict *qdict) memory_dump(mon, count, format, size, addr, 1); } -static void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, Error **errp) +void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, uint64_t size, Error **errp) { + Int128 gpa_region_size; MemoryRegionSection mrs = memory_region_find(get_system_memory(), - addr, 1); + addr, size); if (!mrs.mr) { error_setg(errp, "No memory is mapped at address 0x%" HWADDR_PRIx, addr); @@ -683,6 +684,14 @@ static void *gpa2hva(MemoryRegion **p_mr, hwaddr addr, Error **errp) return NULL; } + gpa_region_size = int128_make64(size); + if (int128_lt(mrs.size, gpa_region_size)) { + error_setg(errp, "Size of memory region at 0x%" HWADDR_PRIx + " exceeded.", addr); + memory_region_unref(mrs.mr); + return NULL; + } + *p_mr = mrs.mr; return qemu_map_ram_ptr(mrs.mr->ram_block, mrs.offset_within_region); } @@ -694,7 +703,7 @@ static void hmp_gpa2hva(Monitor *mon, const QDict *qdict) MemoryRegion *mr = NULL; void *ptr; - ptr = gpa2hva(&mr, addr, &local_err); + ptr = gpa2hva(&mr, addr, 1, &local_err); if (local_err) { error_report_err(local_err); return; @@ -770,7 +779,7 @@ static void hmp_gpa2hpa(Monitor *mon, const QDict *qdict) void *ptr; uint64_t physaddr; - ptr = gpa2hva(&mr, addr, &local_err); + ptr = gpa2hva(&mr, addr, 1, &local_err); if (local_err) { error_report_err(local_err); return; @@ -1232,7 +1241,7 @@ void qmp_getfd(const char *fdname, Error **errp) fd = qemu_chr_fe_get_msgfd(&cur_mon->chr); if (fd == -1) { - error_setg(errp, QERR_FD_NOT_SUPPLIED); + error_setg(errp, "No file descriptor supplied via SCM_RIGHTS"); return; } @@ -1286,7 +1295,7 @@ void qmp_closefd(const char *fdname, Error **errp) } qemu_mutex_unlock(&cur_mon->mon_lock); - error_setg(errp, QERR_FD_NOT_FOUND, fdname); + error_setg(errp, "File descriptor named '%s' not found", fdname); } int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp) @@ -1357,7 +1366,7 @@ AddfdInfo *qmp_add_fd(bool has_fdset_id, int64_t fdset_id, bool has_opaque, fd = qemu_chr_fe_get_msgfd(&mon->chr); if (fd == -1) { - error_setg(errp, QERR_FD_NOT_SUPPLIED); + error_setg(errp, "No file descriptor supplied via SCM_RIGHTS"); goto error; } @@ -1410,7 +1419,7 @@ error: } else { snprintf(fd_str, sizeof(fd_str), "fdset-id:%" PRId64, fdset_id); } - error_setg(errp, QERR_FD_NOT_FOUND, fd_str); + error_setg(errp, "File descriptor named '%s' not found", fd_str); } FdsetInfoList *qmp_query_fdsets(Error **errp) |