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HMP pull

Browse source 
Note, I had seen a fail in the vhost-user/flags-mismatch on one
 host in one build, but not others with the same patches; and these patches
 go nowhere near that, so I think that's a separate vhost-user issue.
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Merge remote-tracking branch 'remotes/dgilbert/tags/pull-hmp-20170221' into staging

HMP pull

Note, I had seen a fail in the vhost-user/flags-mismatch on one
host in one build, but not others with the same patches; and these patches
go nowhere near that, so I think that's a separate vhost-user issue.

# gpg: Signature made Tue 21 Feb 2017 18:49:25 GMT
# gpg:                using RSA key 0x0516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert/tags/pull-hmp-20170221:
  monitor: Fix crashes when using HMP commands without CPU
  monitor: add poll-* properties into query-iothreads result
  hmp: fix block_set_io_throttle

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-02-21 19:41:57 +00:00
parent 796b288f7b 854e67fea6
commit e295a154c2
9 changed files with 98 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
hmp.c
View file

@ -1014,8 +1014,14 @@ void hmp_memsave(Monitor *mon, const QDict *qdict)
const char *filename = qdict_get_str(qdict, "filename");
uint64_t addr = qdict_get_int(qdict, "val");
Error *err = NULL;
int cpu_index = monitor_get_cpu_index();
qmp_memsave(addr, size, filename, true, monitor_get_cpu_index(), &err);
if (cpu_index < 0) {
monitor_printf(mon, "No CPU available\n");
return;
}
qmp_memsave(addr, size, filename, true, cpu_index, &err);
hmp_handle_error(mon, &err);
}
@ -1552,6 +1558,7 @@ void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
{
Error *err = NULL;
BlockIOThrottle throttle = {
.has_device = true,
.device = (char *) qdict_get_str(qdict, "device"),
.bps = qdict_get_int(qdict, "bps"),
.bps_rd = qdict_get_int(qdict, "bps_rd"),
@ -2148,10 +2155,15 @@ void hmp_info_iothreads(Monitor *mon, const QDict *qdict)
{
IOThreadInfoList *info_list = qmp_query_iothreads(NULL);
IOThreadInfoList *info;
IOThreadInfo *value;
for (info = info_list; info; info = info->next) {
monitor_printf(mon, "%s: thread_id=%" PRId64 "\n",
info->value->id, info->value->thread_id);
value = info->value;
monitor_printf(mon, "%s:\n", value->id);
monitor_printf(mon, " thread_id=%" PRId64 "\n", value->thread_id);
monitor_printf(mon, " poll-max-ns=%" PRId64 "\n", value->poll_max_ns);
monitor_printf(mon, " poll-grow=%" PRId64 "\n", value->poll_grow);
monitor_printf(mon, " poll-shrink=%" PRId64 "\n", value->poll_shrink);
}
qapi_free_IOThreadInfoList(info_list);

3
iothread.c
View file

@ -268,6 +268,9 @@ static int query_one_iothread(Object *object, void *opaque)
info = g_new0(IOThreadInfo, 1);
info->id = iothread_get_id(iothread);
info->thread_id = iothread->thread_id;
info->poll_max_ns = iothread->poll_max_ns;
info->poll_grow = iothread->poll_grow;
info->poll_shrink = iothread->poll_shrink;
elem = g_new0(IOThreadInfoList, 1);
elem->value = info;

42
monitor.c
View file

@ -1026,6 +1026,9 @@ int monitor_set_cpu(int cpu_index)
CPUState *mon_get_cpu(void)
{
if (!cur_mon->mon_cpu) {
if (!first_cpu) {
return NULL;
}
monitor_set_cpu(first_cpu->cpu_index);
}
cpu_synchronize_state(cur_mon->mon_cpu);
@ -1034,17 +1037,27 @@ CPUState *mon_get_cpu(void)
CPUArchState *mon_get_cpu_env(void)
{
return mon_get_cpu()->env_ptr;
CPUState *cs = mon_get_cpu();
return cs ? cs->env_ptr : NULL;
}
int monitor_get_cpu_index(void)
{
return mon_get_cpu()->cpu_index;
CPUState *cs = mon_get_cpu();
return cs ? cs->cpu_index : UNASSIGNED_CPU_INDEX;
}
static void hmp_info_registers(Monitor *mon, const QDict *qdict)
{
cpu_dump_state(mon_get_cpu(), (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
CPUState *cs = mon_get_cpu();
if (!cs) {
monitor_printf(mon, "No CPU available\n");
return;
}
cpu_dump_state(cs, (FILE *)mon, monitor_fprintf, CPU_DUMP_FPU);
}
static void hmp_info_jit(Monitor *mon, const QDict *qdict)
@ -1077,7 +1090,13 @@ static void hmp_info_history(Monitor *mon, const QDict *qdict)
static void hmp_info_cpustats(Monitor *mon, const QDict *qdict)
{
cpu_dump_statistics(mon_get_cpu(), (FILE *)mon, &monitor_fprintf, 0);
CPUState *cs = mon_get_cpu();
if (!cs) {
monitor_printf(mon, "No CPU available\n");
return;
}
cpu_dump_statistics(cs, (FILE *)mon, &monitor_fprintf, 0);
}
static void hmp_info_trace_events(Monitor *mon, const QDict *qdict)
@ -1236,6 +1255,12 @@ static void memory_dump(Monitor *mon, int count, int format, int wsize,
int l, line_size, i, max_digits, len;
uint8_t buf[16];
uint64_t v;
CPUState *cs = mon_get_cpu();
if (!cs && (format == 'i' || !is_physical)) {
monitor_printf(mon, "Can not dump without CPU\n");
return;
}
if (format == 'i') {
int flags = 0;
@ -1265,7 +1290,7 @@ static void memory_dump(Monitor *mon, int count, int format, int wsize,
flags = msr_le << 16;
flags |= env->bfd_mach;
#endif
monitor_disas(mon, mon_get_cpu(), addr, count, is_physical, flags);
monitor_disas(mon, cs, addr, count, is_physical, flags);
return;
}
@ -1304,7 +1329,7 @@ static void memory_dump(Monitor *mon, int count, int format, int wsize,
if (is_physical) {
cpu_physical_memory_read(addr, buf, l);
} else {
if (cpu_memory_rw_debug(mon_get_cpu(), addr, buf, l, 0) < 0) {
if (cpu_memory_rw_debug(cs, addr, buf, l, 0) < 0) {
monitor_printf(mon, " Cannot access memory\n");
break;
}
@ -2189,11 +2214,12 @@ expr_error(Monitor *mon, const char *fmt, ...)
static int get_monitor_def(target_long *pval, const char *name)
{
const MonitorDef *md = target_monitor_defs();
CPUState *cs = mon_get_cpu();
void *ptr;
uint64_t tmp = 0;
int ret;
if (md == NULL) {
if (cs == NULL || md == NULL) {
return -1;
}
@ -2220,7 +2246,7 @@ static int get_monitor_def(target_long *pval, const char *name)
}
}
ret = target_get_monitor_def(mon_get_cpu(), name, &tmp);
ret = target_get_monitor_def(cs, name, &tmp);
if (!ret) {
*pval = (target_long) tmp;
}

15
qapi-schema.json
View file

@ -1427,10 +1427,23 @@
#
# @thread-id: ID of the underlying host thread
#
# @poll-max-ns: maximum polling time in ns, 0 means polling is disabled
# (since 2.9)
#
# @poll-grow: how many ns will be added to polling time, 0 means that it's not
# configured (since 2.9)
#
# @poll-shrink: how many ns will be removed from polling time, 0 means that
# it's not configured (since 2.9)
#
# Since: 2.0
##
{ 'struct': 'IOThreadInfo',
'data': {'id': 'str', 'thread-id': 'int'} }
'data': {'id': 'str',
'thread-id': 'int',
'poll-max-ns': 'int',
'poll-grow': 'int',
'poll-shrink': 'int' } }
##
# @query-iothreads:

16
target/i386/monitor.c
View file

@ -210,6 +210,10 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
CPUArchState *env;
env = mon_get_cpu_env();
if (!env) {
monitor_printf(mon, "No CPU available\n");
return;
}
if (!(env->cr[0] & CR0_PG_MASK)) {
monitor_printf(mon, "PG disabled\n");
@ -529,6 +533,10 @@ void hmp_info_mem(Monitor *mon, const QDict *qdict)
CPUArchState *env;
env = mon_get_cpu_env();
if (!env) {
monitor_printf(mon, "No CPU available\n");
return;
}
if (!(env->cr[0] & CR0_PG_MASK)) {
monitor_printf(mon, "PG disabled\n");
@ -624,7 +632,13 @@ const MonitorDef *target_monitor_defs(void)
void hmp_info_local_apic(Monitor *mon, const QDict *qdict)
{
x86_cpu_dump_local_apic_state(mon_get_cpu(), (FILE *)mon, monitor_fprintf,
CPUState *cs = mon_get_cpu();
if (!cs) {
monitor_printf(mon, "No CPU available\n");
return;
}
x86_cpu_dump_local_apic_state(cs, (FILE *)mon, monitor_fprintf,
CPU_DUMP_FPU);
}

4
target/ppc/monitor.c
View file

@ -62,6 +62,10 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
{
CPUArchState *env1 = mon_get_cpu_env();
if (!env1) {
monitor_printf(mon, "No CPU available\n");
return;
}
dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
}

5
target/sh4/monitor.c
View file

@ -44,6 +44,11 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
CPUArchState *env = mon_get_cpu_env();
int i;
if (!env) {
monitor_printf(mon, "No CPU available\n");
return;
}
monitor_printf (mon, "ITLB:\n");
for (i = 0 ; i < ITLB_SIZE ; i++)
print_tlb (mon, i, &env->itlb[i]);

4
target/sparc/monitor.c
View file

@ -32,6 +32,10 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
{
CPUArchState *env1 = mon_get_cpu_env();
if (!env1) {
monitor_printf(mon, "No CPU available\n");
return;
}
dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
}

4
target/xtensa/monitor.c
View file

@ -31,5 +31,9 @@ void hmp_info_tlb(Monitor *mon, const QDict *qdict)
{
CPUArchState *env1 = mon_get_cpu_env();
if (!env1) {
monitor_printf(mon, "No CPU available\n");
return;
}
dump_mmu((FILE*)mon, (fprintf_function)monitor_printf, env1);
}