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-rw-r--r--tools/libxl/gentest.py10
-rw-r--r--tools/libxl/libxl.c6
-rw-r--r--tools/libxl/libxl.h36
-rw-r--r--tools/libxl/libxl_bootloader.c102
-rw-r--r--tools/libxl/libxl_create.c46
-rw-r--r--tools/libxl/libxl_dm.c9
-rw-r--r--tools/libxl/libxl_dom.c22
-rw-r--r--tools/libxl/libxl_internal.c4
-rw-r--r--tools/libxl/libxl_internal.h32
-rw-r--r--tools/libxl/libxl_json.c9
-rw-r--r--tools/libxl/libxl_json.h2
-rw-r--r--tools/libxl/libxl_types.idl11
-rw-r--r--tools/libxl/xl_cmdimpl.c6
-rw-r--r--tools/libxl/xl_sxp.c4
-rw-r--r--tools/python/xen/lowlevel/xl/xl.c10
15 files changed, 130 insertions, 179 deletions
diff --git a/tools/libxl/gentest.py b/tools/libxl/gentest.py
index 04248ee8b1..233defa640 100644
--- a/tools/libxl/gentest.py
+++ b/tools/libxl/gentest.py
@@ -21,8 +21,7 @@ def randomize_enum(e):
return random.choice([v.name for v in e.values])
handcoded = ["libxl_cpumap", "libxl_key_value_list",
- "libxl_cpuid_policy_list", "libxl_file_reference",
- "libxl_string_list"]
+ "libxl_cpuid_policy_list", "libxl_string_list"]
def gen_rand_init(ty, v, indent = " ", parent = None):
s = ""
@@ -179,13 +178,6 @@ static void libxl_cpuid_policy_list_rand_init(libxl_cpuid_policy_list *pp)
*pp = p;
}
-static void libxl_file_reference_rand_init(libxl_file_reference *p)
-{
- memset(p, 0, sizeof(*p));
- if (rand() % 8)
- p->path = rand_str();
-}
-
static void libxl_string_list_rand_init(libxl_string_list *p)
{
int i, nr = rand() % 16;
diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index e3d05c2150..0e281a635d 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -3665,12 +3665,6 @@ int libxl_tmem_freeable(libxl_ctx *ctx)
return rc;
}
-void libxl_file_reference_dispose(libxl_file_reference *f)
-{
- libxl__file_reference_unmap(f);
- free(f->path);
-}
-
int libxl_get_freecpus(libxl_ctx *ctx, libxl_cpumap *cpumap)
{
int ncpus;
diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h
index 316d290579..48c87d3eff 100644
--- a/tools/libxl/libxl.h
+++ b/tools/libxl/libxl.h
@@ -288,18 +288,6 @@ typedef struct {
} libxl_cpumap;
void libxl_cpumap_dispose(libxl_cpumap *map);
-typedef struct {
- /*
- * Path is always set if the file reference is valid. However if
- * mapped is true then the actual file may already be unlinked.
- */
- char * path;
- int mapped;
- void * data;
- size_t size;
-} libxl_file_reference;
-void libxl_file_reference_dispose(libxl_file_reference *p);
-
/* libxl_cpuid_policy_list is a dynamic array storing CPUID policies
* for multiple leafs. It is terminated with an entry holding
* XEN_CPUID_INPUT_UNUSED in input[0]
@@ -421,7 +409,8 @@ enum {
* of course check the rc value for errors.
*
* *ao_how does not need to remain valid after the initiating function
- * returns.
+ * returns. All other parameters must remain valid for the lifetime of
+ * the asynchronous operation, unless otherwise specified.
*
* Callbacks may occur on any thread in which the application calls
* libxl.
@@ -543,27 +532,6 @@ int libxl_domain_preserve(libxl_ctx *ctx, uint32_t domid, libxl_domain_create_in
/* get max. number of cpus supported by hypervisor */
int libxl_get_max_cpus(libxl_ctx *ctx);
-/*
- * Run the configured bootloader for a PV domain and update
- * info->kernel, info->u.pv.ramdisk and info->u.pv.cmdline as
- * appropriate (any initial values present in these fields must have
- * been allocated with malloc).
- *
- * Is a NOP on non-PV domains or those with no bootloader configured.
- *
- * Users should call libxl_file_reference_unmap on the kernel and
- * ramdisk to cleanup or rely on libxl_domain_{build,restore} to do
- * it.
- */
-int libxl_run_bootloader(libxl_ctx *ctx,
- libxl_domain_build_info *info,
- libxl_device_disk *disk,
- uint32_t domid,
- libxl_asyncop_how *ao_how);
-
- /* 0 means ERROR_ENOMEM, which we have logged */
-
-
int libxl_domain_rename(libxl_ctx *ctx, uint32_t domid,
const char *old_name, const char *new_name);
diff --git a/tools/libxl/libxl_bootloader.c b/tools/libxl/libxl_bootloader.c
index f3a590be59..6d83bb561e 100644
--- a/tools/libxl/libxl_bootloader.c
+++ b/tools/libxl/libxl_bootloader.c
@@ -43,7 +43,8 @@ static void bootloader_arg(libxl__bootloader_state *bl, const char *arg)
bl->args[bl->nargs++] = arg;
}
-static void make_bootloader_args(libxl__gc *gc, libxl__bootloader_state *bl)
+static void make_bootloader_args(libxl__gc *gc, libxl__bootloader_state *bl,
+ const char *bootloader_path)
{
const libxl_domain_build_info *info = bl->info;
@@ -53,12 +54,12 @@ static void make_bootloader_args(libxl__gc *gc, libxl__bootloader_state *bl)
#define ARG(arg) bootloader_arg(bl, (arg))
- ARG(info->u.pv.bootloader);
+ ARG(bootloader_path);
- if (info->u.pv.kernel.path)
- ARG(libxl__sprintf(gc, "--kernel=%s", info->u.pv.kernel.path));
- if (info->u.pv.ramdisk.path)
- ARG(libxl__sprintf(gc, "--ramdisk=%s", info->u.pv.ramdisk.path));
+ if (info->u.pv.kernel)
+ ARG(libxl__sprintf(gc, "--kernel=%s", info->u.pv.kernel));
+ if (info->u.pv.ramdisk)
+ ARG(libxl__sprintf(gc, "--ramdisk=%s", info->u.pv.ramdisk));
if (info->u.pv.cmdline && *info->u.pv.cmdline != '\0')
ARG(libxl__sprintf(gc, "--args=%s", info->u.pv.cmdline));
@@ -144,7 +145,6 @@ static int parse_bootloader_result(libxl__egc *egc,
char buf[PATH_MAX*2];
FILE *f = 0;
int rc = ERROR_FAIL;
- libxl_domain_build_info *info = bl->info;
f = fopen(bl->outputpath, "r");
if (!f) {
@@ -180,18 +180,15 @@ static int parse_bootloader_result(libxl__egc *egc,
#define COMMAND(s) ((rhs = bootloader_result_command(gc, buf, s, sizeof(s)-1)))
if (COMMAND("kernel")) {
- free(info->u.pv.kernel.path);
- info->u.pv.kernel.path = libxl__strdup(NULL, rhs);
- libxl__file_reference_map(&info->u.pv.kernel);
- unlink(info->u.pv.kernel.path);
+ bl->kernel->path = libxl__strdup(gc, rhs);
+ libxl__file_reference_map(bl->kernel);
+ unlink(bl->kernel->path);
} else if (COMMAND("ramdisk")) {
- free(info->u.pv.ramdisk.path);
- info->u.pv.ramdisk.path = libxl__strdup(NULL, rhs);
- libxl__file_reference_map(&info->u.pv.ramdisk);
- unlink(info->u.pv.ramdisk.path);
+ bl->ramdisk->path = libxl__strdup(gc, rhs);
+ libxl__file_reference_map(bl->ramdisk);
+ unlink(bl->ramdisk->path);
} else if (COMMAND("args")) {
- free(info->u.pv.cmdline);
- info->u.pv.cmdline = libxl__strdup(NULL, rhs);
+ bl->cmdline = libxl__strdup(gc, rhs);
} else if (l) {
LOG(WARN, "unexpected output from bootloader: `%s'", buf);
}
@@ -281,18 +278,35 @@ static void bootloader_abort(libxl__egc *egc,
void libxl__bootloader_run(libxl__egc *egc, libxl__bootloader_state *bl)
{
STATE_AO_GC(bl->ao);
- libxl_domain_build_info *info = bl->info;
+ const libxl_domain_build_info *info = bl->info;
uint32_t domid = bl->domid;
char *logfile_tmp = NULL;
int rc, r;
+ const char *bootloader;
libxl__bootloader_init(bl);
- if (info->type != LIBXL_DOMAIN_TYPE_PV || !info->u.pv.bootloader) {
+ if (info->type != LIBXL_DOMAIN_TYPE_PV) {
+ LOG(DEBUG, "not a PV domain, skipping bootloader");
+ rc = 0;
+ goto out_ok;
+ }
+
+ if (!info->u.pv.bootloader) {
+ LOG(DEBUG, "no bootloader configured, using user supplied kernel");
+ bl->kernel->path = bl->info->u.pv.kernel;
+ bl->ramdisk->path = bl->info->u.pv.ramdisk;
+ bl->cmdline = bl->info->u.pv.cmdline;
rc = 0;
goto out_ok;
}
+ if (!bl->disk) {
+ LOG(ERROR, "cannot run bootloader with no boot disk");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+
bootloader_setpaths(gc, bl);
const char *logfile_leaf = GCSPRINTF("bootloader.%"PRIu32, domid);
@@ -342,27 +356,26 @@ void libxl__bootloader_run(libxl__egc *egc, libxl__bootloader_state *bl)
LOG(WARN, "bootloader='/usr/bin/pygrub' is deprecated; use " \
"bootloader='pygrub' instead");
+ bootloader = info->u.pv.bootloader;
+
/* If the full path is not specified, check in the libexec path */
- if ( info->u.pv.bootloader[0] != '/' ) {
- char *bootloader;
+ if ( bootloader[0] != '/' ) {
+ const char *bltmp;
struct stat st;
- bootloader = libxl__abs_path(gc, info->u.pv.bootloader,
- libxl__libexec_path());
+ bltmp = libxl__abs_path(gc, bootloader, libxl__libexec_path());
/* Check to see if the file exists in this location; if not,
* fall back to checking the path */
- LOG(DEBUG, "Checking for bootloader in libexec path: %s", bootloader);
+ LOG(DEBUG, "Checking for bootloader in libexec path: %s", bltmp);
- if ( lstat(bootloader, &st) )
+ if ( lstat(bltmp, &st) )
LOG(DEBUG, "%s doesn't exist, falling back to config path",
- bootloader);
- else {
- free(info->u.pv.bootloader);
- info->u.pv.bootloader = libxl__strdup(NULL, bootloader);
- }
+ bltmp);
+ else
+ bootloader = bltmp;
}
- make_bootloader_args(gc, bl);
+ make_bootloader_args(gc, bl, bootloader);
bl->openpty.ao = ao;
bl->openpty.callback = bootloader_gotptys;
@@ -565,33 +578,6 @@ static void bootloader_finished(libxl__egc *egc, libxl__ev_child *child,
bootloader_callback(egc, bl, rc);
}
-/*----- entrypoint for external callers -----*/
-
-static void run_bootloader_done(libxl__egc *egc,
- libxl__bootloader_state *st, int rc)
-{
- libxl__ao_complete(egc, st->ao, rc);
-}
-
-int libxl_run_bootloader(libxl_ctx *ctx,
- libxl_domain_build_info *info,
- libxl_device_disk *disk,
- uint32_t domid,
- libxl_asyncop_how *ao_how)
-{
- AO_CREATE(ctx,domid,ao_how);
- libxl__bootloader_state *bl;
-
- GCNEW(bl);
- bl->ao = ao;
- bl->callback = run_bootloader_done;
- bl->info = info;
- bl->disk = disk;
- bl->domid = domid;
- libxl__bootloader_run(egc, bl);
- return AO_INPROGRESS;
-}
-
/*
* Local variables:
* mode: C
diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
index 14721eb50a..e5999c0a20 100644
--- a/tools/libxl/libxl_create.c
+++ b/tools/libxl/libxl_create.c
@@ -242,6 +242,7 @@ static int init_console_info(libxl__device_console *console, int dev_num)
return ERROR_NOMEM;
return 0;
}
+
int libxl__domain_build(libxl__gc *gc,
libxl_domain_build_info *info,
uint32_t domid,
@@ -290,17 +291,18 @@ int libxl__domain_build(libxl__gc *gc,
vments[i++] = "image/ostype";
vments[i++] = "linux";
vments[i++] = "image/kernel";
- vments[i++] = (char*) info->u.pv.kernel.path;
+ vments[i++] = (char *) state->pv_kernel.path;
vments[i++] = "start_time";
vments[i++] = libxl__sprintf(gc, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000);
- if (info->u.pv.ramdisk.path) {
+ if (state->pv_ramdisk.path) {
vments[i++] = "image/ramdisk";
- vments[i++] = (char*) info->u.pv.ramdisk.path;
+ vments[i++] = (char *) state->pv_ramdisk.path;
}
- if (info->u.pv.cmdline) {
+ if (state->pv_cmdline) {
vments[i++] = "image/cmdline";
- vments[i++] = (char*) info->u.pv.cmdline;
+ vments[i++] = (char *) state->pv_cmdline;
}
+
break;
default:
ret = ERROR_INVAL;
@@ -346,16 +348,16 @@ static int domain_restore(libxl__gc *gc, libxl_domain_build_info *info,
vments[i++] = "image/ostype";
vments[i++] = "linux";
vments[i++] = "image/kernel";
- vments[i++] = (char*) info->u.pv.kernel.path;
+ vments[i++] = (char *) state->pv_kernel.path;
vments[i++] = "start_time";
vments[i++] = libxl__sprintf(gc, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000);
- if (info->u.pv.ramdisk.path) {
+ if (state->pv_ramdisk.path) {
vments[i++] = "image/ramdisk";
- vments[i++] = (char*) info->u.pv.ramdisk.path;
+ vments[i++] = (char *) state->pv_ramdisk.path;
}
- if (info->u.pv.cmdline) {
+ if (state->pv_cmdline) {
vments[i++] = "image/cmdline";
- vments[i++] = (char*) info->u.pv.cmdline;
+ vments[i++] = (char *) state->pv_cmdline;
}
break;
default:
@@ -374,8 +376,8 @@ static int domain_restore(libxl__gc *gc, libxl_domain_build_info *info,
out:
if (info->type == LIBXL_DOMAIN_TYPE_PV) {
- libxl__file_reference_unmap(&info->u.pv.kernel);
- libxl__file_reference_unmap(&info->u.pv.ramdisk);
+ libxl__file_reference_unmap(&state->pv_kernel);
+ libxl__file_reference_unmap(&state->pv_ramdisk);
}
esave = errno;
@@ -625,16 +627,21 @@ static void initiate_domain_create(libxl__egc *egc,
libxl_device_disk *bootdisk =
d_config->num_disks > 0 ? &d_config->disks[0] : NULL;
- if (restore_fd < 0 && bootdisk) {
+ if (restore_fd >= 0) {
+ LOG(DEBUG, "restoring, not running bootloader\n");
+ domcreate_bootloader_done(egc, &dcs->bl, 0);
+ } else {
+ LOG(DEBUG, "running bootloader");
dcs->bl.callback = domcreate_bootloader_done;
dcs->bl.console_available = domcreate_bootloader_console_available;
- dcs->bl.info = &d_config->b_info,
+ dcs->bl.info = &d_config->b_info;
dcs->bl.disk = bootdisk;
dcs->bl.domid = dcs->guest_domid;
-
+
+ dcs->bl.kernel = &dcs->build_state.pv_kernel;
+ dcs->bl.ramdisk = &dcs->build_state.pv_ramdisk;
+
libxl__bootloader_run(egc, &dcs->bl);
- } else {
- domcreate_bootloader_done(egc, &dcs->bl, 0);
}
return;
@@ -675,6 +682,11 @@ static void domcreate_bootloader_done(libxl__egc *egc,
if (ret) goto error_out;
+ /* consume bootloader outputs. state->pv_{kernel,ramdisk} have
+ * been initialised by the bootloader already.
+ */
+ state->pv_cmdline = bl->cmdline;
+
/* We might be going to call libxl__spawn_local_dm, or _spawn_stub_dm.
* Fill in any field required by either, including both relevant
* callbacks (_spawn_stub_dm will overwrite our trespass if needed). */
diff --git a/tools/libxl/libxl_dm.c b/tools/libxl/libxl_dm.c
index 5bf9a0b14b..d987347d0b 100644
--- a/tools/libxl/libxl_dm.c
+++ b/tools/libxl/libxl_dm.c
@@ -715,10 +715,6 @@ void libxl__spawn_stub_dm(libxl__egc *egc, libxl__stub_dm_spawn_state *sdss)
dm_config->b_info.max_memkb = 32 * 1024;
dm_config->b_info.target_memkb = dm_config->b_info.max_memkb;
- dm_config->b_info.u.pv.kernel.path = libxl__abs_path(gc, "ioemu-stubdom.gz",
- libxl__xenfirmwaredir_path());
- dm_config->b_info.u.pv.cmdline = libxl__sprintf(gc, " -d %d", guest_domid);
- dm_config->b_info.u.pv.ramdisk.path = "";
dm_config->b_info.u.pv.features = "";
dm_config->b_info.device_model_version =
@@ -746,6 +742,11 @@ void libxl__spawn_stub_dm(libxl__egc *egc, libxl__stub_dm_spawn_state *sdss)
dm_config->vkbs = &vkb;
dm_config->num_vkbs = 1;
+ stubdom_state->pv_kernel.path
+ = libxl__abs_path(gc, "ioemu-stubdom.gz", libxl__xenfirmwaredir_path());
+ stubdom_state->pv_cmdline = libxl__sprintf(gc, " -d %d", guest_domid);
+ stubdom_state->pv_ramdisk.path = "";
+
/* fixme: this function can leak the stubdom if it fails */
ret = libxl__domain_make(gc, &dm_config->c_info, &sdss->pvqemu.guest_domid);
if (ret)
diff --git a/tools/libxl/libxl_dom.c b/tools/libxl/libxl_dom.c
index e42730f846..06dbc926f3 100644
--- a/tools/libxl/libxl_dom.c
+++ b/tools/libxl/libxl_dom.c
@@ -240,36 +240,37 @@ int libxl__build_pv(libxl__gc *gc, uint32_t domid,
xc_dom_loginit(ctx->xch);
- dom = xc_dom_allocate(ctx->xch, info->u.pv.cmdline, info->u.pv.features);
+ dom = xc_dom_allocate(ctx->xch, state->pv_cmdline, info->u.pv.features);
if (!dom) {
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xc_dom_allocate failed");
return ERROR_FAIL;
}
- if (info->u.pv.kernel.mapped) {
+ LOG(DEBUG, "pv kernel mapped %d path %s\n", state->pv_kernel.mapped, state->pv_kernel.path);
+ if (state->pv_kernel.mapped) {
ret = xc_dom_kernel_mem(dom,
- info->u.pv.kernel.data,
- info->u.pv.kernel.size);
+ state->pv_kernel.data,
+ state->pv_kernel.size);
if ( ret != 0) {
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xc_dom_kernel_mem failed");
goto out;
}
} else {
- ret = xc_dom_kernel_file(dom, info->u.pv.kernel.path);
+ ret = xc_dom_kernel_file(dom, state->pv_kernel.path);
if ( ret != 0) {
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xc_dom_kernel_file failed");
goto out;
}
}
- if ( info->u.pv.ramdisk.path && strlen(info->u.pv.ramdisk.path) ) {
- if (info->u.pv.ramdisk.mapped) {
- if ( (ret = xc_dom_ramdisk_mem(dom, info->u.pv.ramdisk.data, info->u.pv.ramdisk.size)) != 0 ) {
+ if ( state->pv_ramdisk.path && strlen(state->pv_ramdisk.path) ) {
+ if (state->pv_ramdisk.mapped) {
+ if ( (ret = xc_dom_ramdisk_mem(dom, state->pv_ramdisk.data, state->pv_ramdisk.size)) != 0 ) {
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xc_dom_ramdisk_mem failed");
goto out;
}
} else {
- if ( (ret = xc_dom_ramdisk_file(dom, info->u.pv.ramdisk.path)) != 0 ) {
+ if ( (ret = xc_dom_ramdisk_file(dom, state->pv_ramdisk.path)) != 0 ) {
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xc_dom_ramdisk_file failed");
goto out;
}
@@ -314,6 +315,9 @@ int libxl__build_pv(libxl__gc *gc, uint32_t domid,
state->console_mfn = xc_dom_p2m_host(dom, dom->console_pfn);
state->store_mfn = xc_dom_p2m_host(dom, dom->xenstore_pfn);
+ libxl__file_reference_unmap(&state->pv_kernel);
+ libxl__file_reference_unmap(&state->pv_ramdisk);
+
ret = 0;
out:
xc_dom_release(dom);
diff --git a/tools/libxl/libxl_internal.c b/tools/libxl/libxl_internal.c
index b89aef71ce..8139520b78 100644
--- a/tools/libxl/libxl_internal.c
+++ b/tools/libxl/libxl_internal.c
@@ -216,7 +216,7 @@ char *libxl__abs_path(libxl__gc *gc, const char *s, const char *path)
}
-int libxl__file_reference_map(libxl_file_reference *f)
+int libxl__file_reference_map(libxl__file_reference *f)
{
struct stat st_buf;
int ret, fd;
@@ -249,7 +249,7 @@ out:
return ret == 0 ? 0 : ERROR_FAIL;
}
-int libxl__file_reference_unmap(libxl_file_reference *f)
+int libxl__file_reference_unmap(libxl__file_reference *f)
{
int ret;
diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index 52f54353e8..bbc21496a1 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -721,6 +721,20 @@ int libxl__self_pipe_eatall(int fd); /* returns 0 or -1 setting errno */
_hidden int libxl__atfork_init(libxl_ctx *ctx);
+/* File references */
+typedef struct {
+ /*
+ * Path is always set if the file reference is valid. However if
+ * mapped is true then the actual file may already be unlinked.
+ */
+ const char * path;
+ int mapped;
+ void * data;
+ size_t size;
+} libxl__file_reference;
+_hidden int libxl__file_reference_map(libxl__file_reference *f);
+_hidden int libxl__file_reference_unmap(libxl__file_reference *f);
+
/* from xl_dom */
_hidden libxl_domain_type libxl__domain_type(libxl__gc *gc, uint32_t domid);
_hidden int libxl__domain_shutdown_reason(libxl__gc *gc, uint32_t domid);
@@ -739,6 +753,10 @@ typedef struct {
unsigned long vm_generationid_addr;
char *saved_state;
+
+ libxl__file_reference pv_kernel;
+ libxl__file_reference pv_ramdisk;
+ const char * pv_cmdline;
} libxl__domain_build_state;
_hidden int libxl__build_pre(libxl__gc *gc, uint32_t domid,
@@ -1273,9 +1291,6 @@ struct libxl__xen_console_reader {
_hidden int libxl__error_set(libxl__gc *gc, int code);
-_hidden int libxl__file_reference_map(libxl_file_reference *f);
-_hidden int libxl__file_reference_unmap(libxl_file_reference *f);
-
_hidden int libxl__e820_alloc(libxl__gc *gc, uint32_t domid, libxl_domain_config *d_config);
/* parse the string @s as a sequence of 6 colon separated bytes in to @mac */
@@ -1792,9 +1807,17 @@ struct libxl__bootloader_state {
libxl__ao *ao;
libxl__run_bootloader_callback *callback;
libxl__bootloader_console_callback *console_available;
- libxl_domain_build_info *info; /* u.pv.{kernel,ramdisk,cmdline} updated */
+ const libxl_domain_build_info *info;
libxl_device_disk *disk;
uint32_t domid;
+ /* outputs:
+ * - caller must initialise kernel and ramdisk to point to file
+ * references, these will be updated and mapped;
+ * - caller must initialise cmdline to NULL, it will be updated with a
+ * string allocated from the gc;
+ */
+ libxl__file_reference *kernel, *ramdisk;
+ const char *cmdline;
/* private to libxl__run_bootloader */
char *outputpath, *outputdir, *logfile;
char *diskpath; /* not from gc, represents actually attached disk */
@@ -1838,7 +1861,6 @@ struct libxl__domain_create_state {
* for the non-stubdom device model. */
};
-
/*
* Convenience macros.
*/
diff --git a/tools/libxl/libxl_json.c b/tools/libxl/libxl_json.c
index 7c068d3e81..f91ecae4ed 100644
--- a/tools/libxl/libxl_json.c
+++ b/tools/libxl/libxl_json.c
@@ -252,15 +252,6 @@ out:
return s;
}
-yajl_gen_status libxl_file_reference_gen_json(yajl_gen hand,
- libxl_file_reference *p)
-{
- if (p->path)
- return libxl__yajl_gen_asciiz(hand, p->path);
- else
- return yajl_gen_null(hand);
-}
-
yajl_gen_status libxl__string_gen_json(yajl_gen hand,
const char *p)
{
diff --git a/tools/libxl/libxl_json.h b/tools/libxl/libxl_json.h
index 0e3836e5f2..a9721a7007 100644
--- a/tools/libxl/libxl_json.h
+++ b/tools/libxl/libxl_json.h
@@ -32,8 +32,6 @@ yajl_gen_status libxl_cpuid_policy_list_gen_json(yajl_gen hand,
yajl_gen_status libxl_string_list_gen_json(yajl_gen hand, libxl_string_list *p);
yajl_gen_status libxl_key_value_list_gen_json(yajl_gen hand,
libxl_key_value_list *p);
-yajl_gen_status libxl_file_reference_gen_json(yajl_gen hand,
- libxl_file_reference *p);
yajl_gen_status libxl_hwcap_gen_json(yajl_gen hand, libxl_hwcap *p);
#include <_libxl_types_json.h>
diff --git a/tools/libxl/libxl_types.idl b/tools/libxl/libxl_types.idl
index a21bd85fa8..5b81ee978d 100644
--- a/tools/libxl/libxl_types.idl
+++ b/tools/libxl/libxl_types.idl
@@ -15,8 +15,6 @@ libxl_cpuid_policy_list = Builtin("cpuid_policy_list", dispose_fn="libxl_cpuid_d
libxl_string_list = Builtin("string_list", dispose_fn="libxl_string_list_dispose", passby=PASS_BY_REFERENCE)
libxl_key_value_list = Builtin("key_value_list", dispose_fn="libxl_key_value_list_dispose", passby=PASS_BY_REFERENCE)
-libxl_file_reference = Builtin("file_reference", dispose_fn="libxl_file_reference_dispose", passby=PASS_BY_REFERENCE)
-
libxl_hwcap = Builtin("hwcap", passby=PASS_BY_REFERENCE)
#
@@ -235,11 +233,6 @@ libxl_sched_params = Struct("sched_params",[
("extratime", integer),
], dir=DIR_IN)
-# Instances of libxl_file_reference contained in this struct which
-# have been mapped (with libxl_file_reference_map) will be unmapped
-# by libxl_domain_build/restore. If either of these are never called
-# then the user is responsible for calling
-# libxl_file_reference_unmap.
libxl_domain_build_info = Struct("domain_build_info",[
("max_vcpus", integer),
("cur_vcpus", integer),
@@ -305,12 +298,12 @@ libxl_domain_build_info = Struct("domain_build_info",[
("soundhw", string),
("xen_platform_pci", libxl_defbool),
])),
- ("pv", Struct(None, [("kernel", libxl_file_reference),
+ ("pv", Struct(None, [("kernel", string),
("slack_memkb", MemKB),
("bootloader", string),
("bootloader_args", libxl_string_list),
("cmdline", string),
- ("ramdisk", libxl_file_reference),
+ ("ramdisk", string),
("features", string, {'const': True}),
# Use host's E820 for PCI passthrough.
("e820_host", libxl_defbool),
diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
index dbe5633c74..8c8d02b7b7 100644
--- a/tools/libxl/xl_cmdimpl.c
+++ b/tools/libxl/xl_cmdimpl.c
@@ -844,7 +844,7 @@ static void parse_config_data(const char *config_source,
char *cmdline = NULL;
const char *root = NULL, *extra = "";
- xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel.path, 0);
+ xlu_cfg_replace_string (config, "kernel", &b_info->u.pv.kernel, 0);
xlu_cfg_get_string (config, "root", &root, 0);
xlu_cfg_get_string (config, "extra", &extra, 0);
@@ -883,13 +883,13 @@ static void parse_config_data(const char *config_source,
exit(-ERROR_FAIL);
}
- if (!b_info->u.pv.bootloader && !b_info->u.pv.kernel.path) {
+ if (!b_info->u.pv.bootloader && !b_info->u.pv.kernel) {
fprintf(stderr, "Neither kernel nor bootloader specified\n");
exit(1);
}
b_info->u.pv.cmdline = cmdline;
- xlu_cfg_replace_string (config, "ramdisk", &b_info->u.pv.ramdisk.path, 0);
+ xlu_cfg_replace_string (config, "ramdisk", &b_info->u.pv.ramdisk, 0);
break;
}
default:
diff --git a/tools/libxl/xl_sxp.c b/tools/libxl/xl_sxp.c
index c68b6df698..caee1a92c5 100644
--- a/tools/libxl/xl_sxp.c
+++ b/tools/libxl/xl_sxp.c
@@ -146,9 +146,9 @@ void printf_info_sexp(int domid, libxl_domain_config *d_config)
break;
case LIBXL_DOMAIN_TYPE_PV:
printf("\t\t(linux %d)\n", 0);
- printf("\t\t\t(kernel %s)\n", b_info->u.pv.kernel.path);
+ printf("\t\t\t(kernel %s)\n", b_info->u.pv.kernel);
printf("\t\t\t(cmdline %s)\n", b_info->u.pv.cmdline);
- printf("\t\t\t(ramdisk %s)\n", b_info->u.pv.ramdisk.path);
+ printf("\t\t\t(ramdisk %s)\n", b_info->u.pv.ramdisk);
printf("\t\t\t(e820_host %s)\n",
libxl_defbool_to_string(b_info->u.pv.e820_host));
printf("\t\t)\n");
diff --git a/tools/python/xen/lowlevel/xl/xl.c b/tools/python/xen/lowlevel/xl/xl.c
index a729e040ac..1db777dce3 100644
--- a/tools/python/xen/lowlevel/xl/xl.c
+++ b/tools/python/xen/lowlevel/xl/xl.c
@@ -243,11 +243,6 @@ int attrib__libxl_cpumap_set(PyObject *v, libxl_cpumap *pptr)
return 0;
}
-int attrib__libxl_file_reference_set(PyObject *v, libxl_file_reference *pptr)
-{
- return genwrap__string_set(v, &pptr->path);
-}
-
int attrib__libxl_hwcap_set(PyObject *v, libxl_hwcap *pptr)
{
PyErr_SetString(PyExc_NotImplementedError, "Setting hwcap");
@@ -315,11 +310,6 @@ PyObject *attrib__libxl_cpumap_get(libxl_cpumap *pptr)
return cpulist;
}
-PyObject *attrib__libxl_file_reference_get(libxl_file_reference *pptr)
-{
- return genwrap__string_get(&pptr->path);
-}
-
PyObject *attrib__libxl_hwcap_get(libxl_hwcap *pptr)
{
PyErr_SetString(PyExc_NotImplementedError, "Getting hwcap");
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 21:54:24 +0000