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HMP pull 2022-09-15 

A set of 3 small additions/fixes.
 
 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Merge tag 'pull-hmp-20220915a' of https://gitlab.com/dagrh/qemu into staging

HMP pull 2022-09-15

A set of 3 small additions/fixes.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

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* tag 'pull-hmp-20220915a' of https://gitlab.com/dagrh/qemu:
  hmp: Fix ordering of text
  monitor/hmp: print trace as option in help for log command
  monitor: Support specified vCPU registers

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2022-09-17 10:31:11 -04:00
parent 123a32f9b3 22269b0436
commit d29201ff34
4 changed files with 43 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
hmp-commands-info.hx
View File

@ -100,9 +100,11 @@ ERST
{
.name = "registers",
.args_type = "cpustate_all:-a",
.params = "[-a]",
.help = "show the cpu registers (-a: all - show register info for all cpus)",
.args_type = "cpustate_all:-a,vcpu:i?",
.params = "[-a|vcpu]",
.help = "show the cpu registers (-a: show register info for all cpus;"
" vcpu: specific vCPU to query; show the current CPU's registers if"
" no argument is specified)",
.cmd = hmp_info_registers,
},

46
hmp-commands.hx
View File

@ -1742,23 +1742,6 @@ SRST
*icount* for the reference may be observed with ``info replay`` command.
ERST
{
.name = "info",
.args_type = "item:s?",
.params = "[subcommand]",
.help = "show various information about the system state",
.cmd = hmp_info_help,
.sub_table = hmp_info_cmds,
.flags = "p",
},
SRST
``calc_dirty_rate`` *second*
Start a round of dirty rate measurement with the period specified in *second*.
The result of the dirty rate measurement may be observed with ``info
dirty_rate`` command.
ERST
{
.name = "calc_dirty_rate",
.args_type = "dirty_ring:-r,dirty_bitmap:-b,second:l,sample_pages_per_GB:l?",
@ -1770,10 +1753,10 @@ ERST
},
SRST
``set_vcpu_dirty_limit``
Set dirty page rate limit on virtual CPU, the information about all the
virtual CPU dirty limit status can be observed with ``info vcpu_dirty_limit``
command.
``calc_dirty_rate`` *second*
Start a round of dirty rate measurement with the period specified in *second*.
The result of the dirty rate measurement may be observed with ``info
dirty_rate`` command.
ERST
{
@ -1786,8 +1769,8 @@ ERST
},
SRST
``cancel_vcpu_dirty_limit``
Cancel dirty page rate limit on virtual CPU, the information about all the
``set_vcpu_dirty_limit``
Set dirty page rate limit on virtual CPU, the information about all the
virtual CPU dirty limit status can be observed with ``info vcpu_dirty_limit``
command.
ERST
@ -1800,3 +1783,20 @@ ERST
"\n\t\t\t\t\t limit on a specified virtual cpu",
.cmd = hmp_cancel_vcpu_dirty_limit,
},
SRST
``cancel_vcpu_dirty_limit``
Cancel dirty page rate limit on virtual CPU, the information about all the
virtual CPU dirty limit status can be observed with ``info vcpu_dirty_limit``
command.
ERST
{
.name = "info",
.args_type = "item:s?",
.params = "[subcommand]",
.help = "show various information about the system state",
.cmd = hmp_info_help,
.sub_table = hmp_info_cmds,
.flags = "p",
},

9
monitor/hmp.c
View File

@ -285,10 +285,15 @@ void help_cmd(Monitor *mon, const char *name)
if (!strcmp(name, "log")) {
const QEMULogItem *item;
monitor_printf(mon, "Log items (comma separated):\n");
monitor_printf(mon, "%-10s %s\n", "none", "remove all logs");
monitor_printf(mon, "%-15s %s\n", "none", "remove all logs");
for (item = qemu_log_items; item->mask != 0; item++) {
monitor_printf(mon, "%-10s %s\n", item->name, item->help);
monitor_printf(mon, "%-15s %s\n", item->name, item->help);
}
#ifdef CONFIG_TRACE_LOG
monitor_printf(mon, "trace:PATTERN enable trace events\n");
monitor_printf(mon, "\nUse \"log trace:help\" to get a list of "
"trace events.\n\n");
#endif
return;
}

10
monitor/misc.c
View File

@ -307,6 +307,7 @@ int monitor_get_cpu_index(Monitor *mon)
static void hmp_info_registers(Monitor *mon, const QDict *qdict)
{
bool all_cpus = qdict_get_try_bool(qdict, "cpustate_all", false);
int vcpu = qdict_get_try_int(qdict, "vcpu", -1);
CPUState *cs;
if (all_cpus) {
@ -315,13 +316,18 @@ static void hmp_info_registers(Monitor *mon, const QDict *qdict)
cpu_dump_state(cs, NULL, CPU_DUMP_FPU);
}
} else {
cs = mon_get_cpu(mon);
cs = vcpu >= 0 ? qemu_get_cpu(vcpu) : mon_get_cpu(mon);
if (!cs) {
monitor_printf(mon, "No CPU available\n");
if (vcpu >= 0) {
monitor_printf(mon, "CPU#%d not available\n", vcpu);
} else {
monitor_printf(mon, "No CPU available\n");
}
return;
}
monitor_printf(mon, "\nCPU#%d\n", cs->cpu_index);
cpu_dump_state(cs, NULL, CPU_DUMP_FPU);
}
}