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authorDavid Hildenbrand <david@redhat.com>2022-10-14 15:47:18 +0200
committerDavid Hildenbrand <david@redhat.com>2022-10-27 11:00:56 +0200
commite04a34e55cf1911099e2d8a680f9bee4f6d90e4a (patch)
treea5bbbbb85c78a78baeb2e5d034fc4686b7258468 /backends/hostmem.c
parent10218ae6d006f76410804cc4dc690085b3d008b5 (diff)
util: Make qemu_prealloc_mem() optionally consume a ThreadContext
... and implement it under POSIX. When a ThreadContext is provided, create new threads via the context such that these new threads obtain a properly configured CPU affinity. Reviewed-by: Michal Privoznik <mprivozn@redhat.com> Message-Id: <20221014134720.168738-6-david@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com>
Diffstat (limited to 'backends/hostmem.c')
-rw-r--r--backends/hostmem.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/backends/hostmem.c b/backends/hostmem.c
index 491cb10b97..76f0394490 100644
--- a/backends/hostmem.c
+++ b/backends/hostmem.c
@@ -232,7 +232,8 @@ static void host_memory_backend_set_prealloc(Object *obj, bool value,
void *ptr = memory_region_get_ram_ptr(&backend->mr);
uint64_t sz = memory_region_size(&backend->mr);
- qemu_prealloc_mem(fd, ptr, sz, backend->prealloc_threads, &local_err);
+ qemu_prealloc_mem(fd, ptr, sz, backend->prealloc_threads, NULL,
+ &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
@@ -384,7 +385,7 @@ host_memory_backend_memory_complete(UserCreatable *uc, Error **errp)
*/
if (backend->prealloc) {
qemu_prealloc_mem(memory_region_get_fd(&backend->mr), ptr, sz,
- backend->prealloc_threads, &local_err);
+ backend->prealloc_threads, NULL, &local_err);
if (local_err) {
goto out;
}