From e04a34e55cf1911099e2d8a680f9bee4f6d90e4a Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Fri, 14 Oct 2022 15:47:18 +0200 Subject: 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 Message-Id: <20221014134720.168738-6-david@redhat.com> Signed-off-by: David Hildenbrand --- backends/hostmem.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'backends') 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; } -- cgit v1.2.3-55-g7522