From 571a9ed2e72f9b9a15848d37a3f656fe4336be46 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Tue, 1 Dec 2009 13:48:03 +0000 Subject: [PATCH] libxenlight: write vcpu availability paths in xenstore Write cpu availability paths to xenstore. Otherwise, no vcpus other than the first are enabled. Signed-off-by: Andres Lagar-Cavilla --- tools/libxl/libxl_dom.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/tools/libxl/libxl_dom.c b/tools/libxl/libxl_dom.c index 774fc1f65a..6535890368 100644 --- a/tools/libxl/libxl_dom.c +++ b/tools/libxl/libxl_dom.c @@ -73,8 +73,9 @@ int build_post(struct libxl_ctx *ctx, uint32_t domid, char *dom_path, *vm_path; xs_transaction_t t; char **ents; + int i; - ents = libxl_calloc(ctx, 10 * 2, sizeof(char *)); + ents = libxl_calloc(ctx, (10 + info->max_vcpus) * 2, sizeof(char *)); ents[0] = "memory/static-max"; ents[1] = libxl_sprintf(ctx, "%d", info->max_memkb); ents[2] = "memory/target"; @@ -85,6 +86,10 @@ int build_post(struct libxl_ctx *ctx, uint32_t domid, ents[7] = libxl_sprintf(ctx, "%"PRIu32, state->store_port); ents[8] = "store/ring-ref"; ents[9] = libxl_sprintf(ctx, "%lu", state->store_mfn); + for (i = 0; i < info->max_vcpus; i++) { + ents[10+(i*2)] = libxl_sprintf(ctx, "cpu/%d/availability", i); + ents[10+(i*2)+1] = "online"; + } dom_path = libxl_xs_get_dompath(ctx, domid); if (!dom_path) @@ -103,6 +108,8 @@ retry_transaction: goto retry_transaction; xs_introduce_domain(ctx->xsh, domid, state->store_mfn, state->store_port); free(vm_path); + libxl_free(ctx, ents); + libxl_free(ctx, dom_path); return 0; } -- 2.30.2