diff --git a/exec.c b/exec.c index 50519ae2ab..821bef3476 100644 --- a/exec.c +++ b/exec.c @@ -71,6 +71,8 @@ #include "qemu/mmap-alloc.h" #endif +#include "monitor/monitor.h" + //#define DEBUG_SUBPAGE #if !defined(CONFIG_USER_ONLY) @@ -1333,6 +1335,26 @@ void qemu_mutex_unlock_ramlist(void) qemu_mutex_unlock(&ram_list.mutex); } +void ram_block_dump(Monitor *mon) +{ + RAMBlock *block; + char *psize; + + rcu_read_lock(); + monitor_printf(mon, "%24s %8s %18s %18s %18s\n", + "Block Name", "PSize", "Offset", "Used", "Total"); + RAMBLOCK_FOREACH(block) { + psize = size_to_str(block->page_size); + monitor_printf(mon, "%24s %8s 0x%016" PRIx64 " 0x%016" PRIx64 + " 0x%016" PRIx64 "\n", block->idstr, psize, + (uint64_t)block->offset, + (uint64_t)block->used_length, + (uint64_t)block->max_length); + g_free(psize); + } + rcu_read_unlock(); +} + #ifdef __linux__ /* * FIXME TOCTTOU: this iterates over memory backends' mem-path, which diff --git a/hmp-commands-info.hx b/hmp-commands-info.hx index a53f105c52..ae169011b1 100644 --- a/hmp-commands-info.hx +++ b/hmp-commands-info.hx @@ -785,6 +785,20 @@ STEXI @item info dump @findex dump Display the latest dump status. +ETEXI + + { + .name = "ramblock", + .args_type = "", + .params = "", + .help = "Display system ramblock information", + .cmd = hmp_info_ramblock, + }, + +STEXI +@item info ramblock +@findex ramblock +Dump all the ramblocks of the system. ETEXI { diff --git a/hmp.c b/hmp.c index 524e5890de..e0ba13cb12 100644 --- a/hmp.c +++ b/hmp.c @@ -39,6 +39,7 @@ #include "qemu-io.h" #include "qemu/cutils.h" #include "qemu/error-report.h" +#include "exec/ramlist.h" #include "hw/intc/intc.h" #ifdef CONFIG_SPICE @@ -2738,6 +2739,11 @@ void hmp_info_dump(Monitor *mon, const QDict *qdict) qapi_free_DumpQueryResult(result); } +void hmp_info_ramblock(Monitor *mon, const QDict *qdict) +{ + ram_block_dump(mon); +} + void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict) { Error *err = NULL; diff --git a/hmp.h b/hmp.h index 37bb65a850..d8b94ce9dc 100644 --- a/hmp.h +++ b/hmp.h @@ -140,6 +140,7 @@ void hmp_rocker_ports(Monitor *mon, const QDict *qdict); void hmp_rocker_of_dpa_flows(Monitor *mon, const QDict *qdict); void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict *qdict); void hmp_info_dump(Monitor *mon, const QDict *qdict); +void hmp_info_ramblock(Monitor *mon, const QDict *qdict); void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict); void hmp_info_vm_generation_id(Monitor *mon, const QDict *qdict); diff --git a/include/exec/ramlist.h b/include/exec/ramlist.h index f1c6b45df9..2e2ac6cb99 100644 --- a/include/exec/ramlist.h +++ b/include/exec/ramlist.h @@ -73,5 +73,6 @@ void ram_block_notifier_remove(RAMBlockNotifier *n); void ram_block_notify_add(void *host, size_t size); void ram_block_notify_remove(void *host, size_t size); +void ram_block_dump(Monitor *mon); #endif /* RAMLIST_H */