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| author | Hyman Huang(黄勇) <yong.huang@smartx.com> | 2022-11-18 10:08:54 +0800 |
|---|---|---|
| committer | Juan Quintela <quintela@redhat.com> | 2023-07-26 10:55:56 +0200 |
| commit | 140e5a7632beb2adbc72066ca2d7146a7bdb2ec5 (patch) | |
| tree | f89652eb08f0795677b9ebae6755e8428f16084a | |
| parent | 01ec0f3a9211cf4af88706188865b15ad53f7d76 (diff) | |
| download | qemu-140e5a7632beb2adbc72066ca2d7146a7bdb2ec5.zip qemu-140e5a7632beb2adbc72066ca2d7146a7bdb2ec5.tar.gz qemu-140e5a7632beb2adbc72066ca2d7146a7bdb2ec5.tar.bz2 | |
softmmu/dirtylimit: Add parameter check for hmp "set_vcpu_dirty_limit"
dirty_rate paraemter of hmp command "set_vcpu_dirty_limit" is invalid
if less than 0, so add parameter check for it.
Note that this patch also delete the unsolicited help message and
clean up the code.
Signed-off-by: Hyman Huang(黄勇) <yong.huang@smartx.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <168618975839.6361.17407633874747688653-1@git.sr.ht>
Signed-off-by: Juan Quintela <quintela@redhat.com>
| -rw-r--r-- | softmmu/dirtylimit.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/softmmu/dirtylimit.c b/softmmu/dirtylimit.c index 015a903..e802010 100644 --- a/softmmu/dirtylimit.c +++ b/softmmu/dirtylimit.c @@ -515,14 +515,15 @@ void hmp_set_vcpu_dirty_limit(Monitor *mon, const QDict *qdict) int64_t cpu_index = qdict_get_try_int(qdict, "cpu_index", -1); Error *err = NULL; - qmp_set_vcpu_dirty_limit(!!(cpu_index != -1), cpu_index, dirty_rate, &err); - if (err) { - hmp_handle_error(mon, err); - return; + if (dirty_rate < 0) { + error_setg(&err, "invalid dirty page limit %" PRId64, dirty_rate); + goto out; } - monitor_printf(mon, "[Please use 'info vcpu_dirty_limit' to query " - "dirty limit for virtual CPU]\n"); + qmp_set_vcpu_dirty_limit(!!(cpu_index != -1), cpu_index, dirty_rate, &err); + +out: + hmp_handle_error(mon, err); } static struct DirtyLimitInfo *dirtylimit_query_vcpu(int cpu_index) |