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This patch series adds support for preservation of the VM generation ID buffer address in xenstore across save/restore and migrate, and also code to increment the value in all cases except for migration. The first patch modifies creation of the hvmloader key in xenstore and adds creation of a new read/write hvmloader/generation-id-addr key. The second patch changes hvmloader to use the new key (as

....c Tue Feb 08 09:13:38 2011 +0000 +++ b/tools/libxl/libxl_create.c Tue Feb 08 16:26:07 2011 +0000 @@ -290,7 +290,7 @@ int libxl__domain_make(libxl_ctx *ctx, l libxl__gc gc = LIBXL_INIT_GC(ctx); /* fixme: should be done by caller */ int flags, ret, i, rc; char *uuid_string; - char *rw_paths[] = { "device", "device/suspend/event-channel" , "data"}; + char *rw_paths[] = { "control/shutdown", "device", "device/suspend/event-channel" , "data"}; char *ro_paths[] = { "cpu", "memory", "dev...

This patch series adds support for preservation of the VM generation ID buffer address in xenstore across save/restore and migrate, and also code to increment the value in all cases except for migration. Patch 1 modifies the guest ro and rw node creation to an open coding style and cleans up some extraneous node creation. Patch 2 modifies creation of the hvmloader key in xenstore and adds

...s_daemon_close(ctx->xsh); @@ -86,6 +78,7 @@ int libxl_ctx_free(libxl_ctx *ctx) int libxl_domain_make(libxl_ctx *ctx, libxl_domain_create_info *info, uint32_t *domid) { + libxl_gc gc = LIBXL_INIT_GC(ctx); int flags, ret, i, rc; char *uuid_string; char *rw_paths[] = { "device", "device/suspend/event-channel" , "data"}; @@ -98,7 +91,10 @@ int libxl_domain_make(libxl_ctx *ctx, li xen_domain_handle_t handle; uuid_string = libxl_uuid2string(ctx, info->uuid); - if (!uuid_string) return ERROR_NOMEM; + if (!uuid...