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authorEduardo Habkost <ehabkost@redhat.com>2014-08-21 17:22:56 -0300
committerAndreas Färber <afaerber@suse.de>2014-09-05 16:37:07 +0200
commitc00c94abbdb82c39c22b6dd72875aa1ae0f4b2c0 (patch)
tree101d18d00854ea1267d4d93b495f0e553cb896ba /target-i386/cpu.c
parent4d1b279b0675a8b483a5f101212d1dedfb1a3cec (diff)
target-i386: Reject invalid CPU feature names on the command-line
Instead of simply printing a warning, report an error when invalid CPU options are provided on the CPU model string. Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'target-i386/cpu.c')
-rw-r--r--target-i386/cpu.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index a5826ecfa0..88b64d8b66 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -592,7 +592,8 @@ static bool lookup_feature(uint32_t *pval, const char *s, const char *e,
}
static void add_flagname_to_bitmaps(const char *flagname,
- FeatureWordArray words)
+ FeatureWordArray words,
+ Error **errp)
{
FeatureWord w;
for (w = 0; w < FEATURE_WORDS; w++) {
@@ -603,7 +604,7 @@ static void add_flagname_to_bitmaps(const char *flagname,
}
}
if (w == FEATURE_WORDS) {
- fprintf(stderr, "CPU feature %s not found\n", flagname);
+ error_setg(errp, "CPU feature %s not found", flagname);
}
}
@@ -1761,9 +1762,9 @@ static void x86_cpu_parse_featurestr(CPUState *cs, char *features,
while (featurestr) {
char *val;
if (featurestr[0] == '+') {
- add_flagname_to_bitmaps(featurestr + 1, plus_features);
+ add_flagname_to_bitmaps(featurestr + 1, plus_features, &local_err);
} else if (featurestr[0] == '-') {
- add_flagname_to_bitmaps(featurestr + 1, minus_features);
+ add_flagname_to_bitmaps(featurestr + 1, minus_features, &local_err);
} else if ((val = strchr(featurestr, '='))) {
*val = 0; val++;
feat2prop(featurestr);