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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 8/9] xl: make error reporting of cpupool subcommands consistent
with the rest of the file, where we return 1 on 0, rather
than using libxl error codes.
Signed-off-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>
Cc: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Cc: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
Cc: Juergen Gross <JGross@xxxxxxxx>
---
tools/libxl/xl_cmdimpl.c | 69 ++++++++++++++++++++++++----------------------
1 file changed, 36 insertions(+), 33 deletions(-)
diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index e6d1234..14b5a3d 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -7034,7 +7034,7 @@ int main_cpupoolcreate(int argc, char **argv)
libxl_bitmap cpumap;
libxl_uuid uuid;
libxl_cputopology *topology;
- int rc = -ERROR_FAIL;
+ int rc = 1;
SWITCH_FOREACH_OPT(opt, "hnf:", opts, "cpupool-create", 0) {
case 'f':
@@ -7228,7 +7228,6 @@ int main_cpupoollist(int argc, char **argv)
int n_pools, p, c, n;
uint32_t poolid;
char *name;
- int ret = 0;
SWITCH_FOREACH_OPT(opt, "hc", opts, "cpupool-list", 0) {
case 'c':
@@ -7240,14 +7239,14 @@ int main_cpupoollist(int argc, char **argv)
pool = argv[optind];
if (libxl_name_to_cpupoolid(ctx, pool, &poolid)) {
fprintf(stderr, "Pool \'%s\' does not exist\n", pool);
- return -ERROR_FAIL;
+ return 1;
}
}
poolinfo = libxl_list_cpupool(ctx, &n_pools);
if (!poolinfo) {
fprintf(stderr, "error getting cpupool info\n");
- return -ERROR_NOMEM;
+ return 1;
}
printf("%-19s", "Name");
@@ -7257,7 +7256,7 @@ int main_cpupoollist(int argc, char **argv)
printf("CPUs Sched Active Domain count\n");
for (p = 0; p < n_pools; p++) {
- if (!ret && (!pool || (poolinfo[p].poolid == poolid))) {
+ if (!pool || (poolinfo[p].poolid == poolid)) {
name = poolinfo[p].pool_name;
printf("%-19s", name);
n = 0;
@@ -7278,7 +7277,7 @@ int main_cpupoollist(int argc, char **argv)
libxl_cpupoolinfo_list_free(poolinfo, n_pools);
- return ret;
+ return 0;
}
int main_cpupooldestroy(int argc, char **argv)
@@ -7295,11 +7294,14 @@ int main_cpupooldestroy(int argc, char **argv)
if (libxl_cpupool_qualifier_to_cpupoolid(ctx, pool, &poolid, NULL) ||
!libxl_cpupoolid_is_valid(ctx, poolid)) {
- fprintf(stderr, "unknown cpupool \'%s\'\n", pool);
- return -ERROR_FAIL;
+ fprintf(stderr, "unknown cpupool '%s'\n", pool);
+ return 1;
}
- return -libxl_cpupool_destroy(ctx, poolid);
+ if (libxl_cpupool_destroy(ctx, poolid))
+ return 1;
+
+ return 0;
}
int main_cpupoolrename(int argc, char **argv)
@@ -7317,14 +7319,14 @@ int main_cpupoolrename(int argc, char **argv)
if (libxl_cpupool_qualifier_to_cpupoolid(ctx, pool, &poolid, NULL) ||
!libxl_cpupoolid_is_valid(ctx, poolid)) {
- fprintf(stderr, "unknown cpupool \'%s\'\n", pool);
- return -ERROR_FAIL;
+ fprintf(stderr, "unknown cpupool '%s'\n", pool);
+ return 1;
}
new_name = argv[optind];
if (libxl_cpupool_rename(ctx, new_name, poolid)) {
- fprintf(stderr, "Can't rename cpupool '%s'.\n", pool);
+ fprintf(stderr, "Can't rename cpupool '%s'\n", pool);
return 1;
}
@@ -7426,22 +7428,25 @@ int main_cpupoolmigrate(int argc, char **argv)
if (libxl_domain_qualifier_to_domid(ctx, dom, &domid) ||
!libxl_domid_to_name(ctx, domid)) {
- fprintf(stderr, "unknown domain \'%s\'\n", dom);
- return -ERROR_FAIL;
+ fprintf(stderr, "unknown domain '%s'\n", dom);
+ return 1;
}
if (libxl_cpupool_qualifier_to_cpupoolid(ctx, pool, &poolid, NULL) ||
!libxl_cpupoolid_is_valid(ctx, poolid)) {
- fprintf(stderr, "unknown cpupool \'%s\'\n", pool);
- return -ERROR_FAIL;
+ fprintf(stderr, "unknown cpupool '%s'\n", pool);
+ return 1;
}
- return -libxl_cpupool_movedomain(ctx, poolid, domid);
+ if (libxl_cpupool_movedomain(ctx, poolid, domid))
+ return 1;
+
+ return 0;
}
int main_cpupoolnumasplit(int argc, char **argv)
{
- int ret;
+ int rc;
int opt;
int p;
int c;
@@ -7462,13 +7467,13 @@ int main_cpupoolnumasplit(int argc, char **argv)
/* No options */
}
- ret = 0;
+ rc = 1;
libxl_bitmap_init(&cpumap);
poolinfo = libxl_list_cpupool(ctx, &n_pools);
if (!poolinfo) {
fprintf(stderr, "error getting cpupool info\n");
- return -ERROR_NOMEM;
+ return 1;
}
poolid = poolinfo[0].poolid;
sched = poolinfo[0].sched;
@@ -7477,19 +7482,19 @@ int main_cpupoolnumasplit(int argc, char **argv)
}
if (n_pools > 1) {
fprintf(stderr, "splitting not possible, already cpupools in use\n");
- return -ERROR_FAIL;
+ return 1;
}
topology = libxl_get_cpu_topology(ctx, &n_cpus);
if (topology == NULL) {
fprintf(stderr, "libxl_get_topologyinfo failed\n");
- return -ERROR_FAIL;
+ return 1;
}
if (libxl_cpu_bitmap_alloc(ctx, &cpumap, 0)) {
fprintf(stderr, "Failed to allocate cpumap\n");
libxl_cputopology_list_free(topology, n_cpus);
- return -ERROR_FAIL;
+ return 1;
}
/* Reset Pool-0 to 1st node: first add cpus, then remove cpus to avoid
@@ -7498,12 +7503,11 @@ int main_cpupoolnumasplit(int argc, char **argv)
node = topology[0].node;
if (libxl_cpupool_cpuadd_node(ctx, 0, node, &n)) {
fprintf(stderr, "error on adding cpu to Pool 0\n");
- return -ERROR_FAIL;
+ return 1;
}
snprintf(name, 15, "Pool-node%d", node);
- ret = -libxl_cpupool_rename(ctx, name, 0);
- if (ret) {
+ if (libxl_cpupool_rename(ctx, name, 0)) {
fprintf(stderr, "error on renaming Pool 0\n");
goto out;
}
@@ -7542,8 +7546,7 @@ int main_cpupoolnumasplit(int argc, char **argv)
}
node = topology[c].node;
- ret = -libxl_cpupool_cpuremove_node(ctx, 0, node, &n);
- if (ret) {
+ if (libxl_cpupool_cpuremove_node(ctx, 0, node, &n)) {
fprintf(stderr, "error on removing cpu from Pool 0\n");
goto out;
}
@@ -7551,14 +7554,12 @@ int main_cpupoolnumasplit(int argc, char **argv)
snprintf(name, 15, "Pool-node%d", node);
libxl_uuid_generate(&uuid);
poolid = 0;
- ret = -libxl_cpupool_create(ctx, name, sched, cpumap, &uuid, &poolid);
- if (ret) {
+ if (libxl_cpupool_create(ctx, name, sched, cpumap, &uuid, &poolid)) {
fprintf(stderr, "error on creating cpupool\n");
goto out;
}
- ret = -libxl_cpupool_cpuadd_node(ctx, poolid, node, &n);
- if (ret) {
+ if (libxl_cpupool_cpuadd_node(ctx, poolid, node, &n)) {
fprintf(stderr, "error on adding cpus to cpupool\n");
goto out;
}
@@ -7570,11 +7571,13 @@ int main_cpupoolnumasplit(int argc, char **argv)
}
}
+ rc = 0;
+
out:
libxl_cputopology_list_free(topology, n_cpus);
libxl_bitmap_dispose(&cpumap);
- return ret;
+ return rc;
}
int main_getenforce(int argc, char **argv)
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