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Hi,

Browse source 
"Host Memory Backends" and "Memory devices" queue ("mem"):
 - Fix NVDIMM error message
 - Add ThreadContext user-creatable object and wire it up for NUMA-aware
   hostmem preallocation
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Merge tag 'mem-2022-10-28' of https://github.com/davidhildenbrand/qemu into staging

Hi,

"Host Memory Backends" and "Memory devices" queue ("mem"):
- Fix NVDIMM error message
- Add ThreadContext user-creatable object and wire it up for NUMA-aware
  hostmem preallocation

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# gpg: Signature made Fri 28 Oct 2022 05:44:16 EDT
# gpg:                using RSA key 1BD9CAAD735C4C3A460DFCCA4DDE10F700FF835A
# gpg:                issuer "david@redhat.com"
# gpg: Good signature from "David Hildenbrand <david@redhat.com>" [unknown]
# gpg:                 aka "David Hildenbrand <davidhildenbrand@gmail.com>" [full]
# gpg:                 aka "David Hildenbrand <hildenbr@in.tum.de>" [unknown]
# gpg: WARNING: The key's User ID is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 1BD9 CAAD 735C 4C3A 460D  FCCA 4DDE 10F7 00FF 835A

* tag 'mem-2022-10-28' of https://github.com/davidhildenbrand/qemu:
  vl: Allow ThreadContext objects to be created before the sandbox option
  hostmem: Allow for specifying a ThreadContext for preallocation
  util: Make qemu_prealloc_mem() optionally consume a ThreadContext
  util: Add write-only "node-affinity" property for ThreadContext
  util: Introduce ThreadContext user-creatable object
  util: Introduce qemu_thread_set_affinity() and qemu_thread_get_affinity()
  util: Cleanup and rename os_mem_prealloc()
  hw/mem/nvdimm: fix error message for 'unarmed' flag

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2022-10-30 18:31:59 -04:00
commit 7208429223
17 changed files with 642 additions and 31 deletions
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36
softmmu/vl.c
View file

@ -1759,6 +1759,27 @@ static void object_option_parse(const char *optarg)
visit_free(v);
}
/*
* Very early object creation, before the sandbox options have been activated.
*/
static bool object_create_pre_sandbox(const char *type)
{
/*
* Objects should in general not get initialized "too early" without
* a reason. If you add one, state the reason in a comment!
*/
/*
* Reason: -sandbox on,resourcecontrol=deny disallows setting CPU
* affinity of threads.
*/
if (g_str_equal(type, "thread-context")) {
return true;
}
return false;
}
/*
* Initial object creation happens before all other
* QEMU data types are created. The majority of objects
@ -1773,6 +1794,11 @@ static bool object_create_early(const char *type)
* add one, state the reason in a comment!
*/
/* Reason: already created. */
if (object_create_pre_sandbox(type)) {
return false;
}
/* Reason: property "chardev" */
if (g_str_equal(type, "rng-egd") ||
g_str_equal(type, "qtest")) {
@ -1895,7 +1921,7 @@ static void qemu_create_early_backends(void)
*/
static bool object_create_late(const char *type)
{
return !object_create_early(type);
return !object_create_early(type) && !object_create_pre_sandbox(type);
}
static void qemu_create_late_backends(void)
@ -2351,6 +2377,11 @@ static int process_runstate_actions(void *opaque, QemuOpts *opts, Error **errp)
static void qemu_process_early_options(void)
{
qemu_opts_foreach(qemu_find_opts("name"),
parse_name, NULL, &error_fatal);
object_option_foreach_add(object_create_pre_sandbox);
#ifdef CONFIG_SECCOMP
QemuOptsList *olist = qemu_find_opts_err("sandbox", NULL);
if (olist) {
@ -2358,9 +2389,6 @@ static void qemu_process_early_options(void)
}
#endif
qemu_opts_foreach(qemu_find_opts("name"),
parse_name, NULL, &error_fatal);
if (qemu_opts_foreach(qemu_find_opts("action"),
process_runstate_actions, NULL, &error_fatal)) {
exit(1);