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| author | Paolo Bonzini <pbonzini@redhat.com> | 2024-09-14 09:33:46 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-09-15 02:43:11 -0400 |
| commit | 1a371190a375f98c9b106f758ea41558c3f92556 (patch) | |
| tree | c57d5c913ad355360a5a6b7f7f1e74f1539ddd25 /mm/vmalloc.c | |
| parent | 091b2ecaa3081b8dee90c4fb31e782e8e3107a77 (diff) | |
| parent | 3abb708ec0be25da16a1ee9f1ab5cbc93f3256f3 (diff) | |
Merge tag 'loongarch-kvm-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.12
1. Revert qspinlock to test-and-set simple lock on VM.
2. Add Loongson Binary Translation extension support.
3. Add PMU support for guest.
4. Enable paravirt feature control from VMM.
5. Implement function kvm_para_has_feature().
Diffstat (limited to 'mm/vmalloc.c')
| -rw-r--r-- | mm/vmalloc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index af2de36549d6..a0df1e2e155a 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -2191,6 +2191,7 @@ static void purge_vmap_node(struct work_struct *work) { struct vmap_node *vn = container_of(work, struct vmap_node, purge_work); + unsigned long nr_purged_pages = 0; struct vmap_area *va, *n_va; LIST_HEAD(local_list); @@ -2208,7 +2209,7 @@ static void purge_vmap_node(struct work_struct *work) kasan_release_vmalloc(orig_start, orig_end, va->va_start, va->va_end); - atomic_long_sub(nr, &vmap_lazy_nr); + nr_purged_pages += nr; vn->nr_purged++; if (is_vn_id_valid(vn_id) && !vn->skip_populate) @@ -2219,6 +2220,8 @@ static void purge_vmap_node(struct work_struct *work) list_add(&va->list, &local_list); } + atomic_long_sub(nr_purged_pages, &vmap_lazy_nr); + reclaim_list_global(&local_list); } @@ -2626,6 +2629,7 @@ static void *new_vmap_block(unsigned int order, gfp_t gfp_mask) vb->dirty_max = 0; bitmap_set(vb->used_map, 0, (1UL << order)); INIT_LIST_HEAD(&vb->free_list); + vb->cpu = raw_smp_processor_id(); xa = addr_to_vb_xa(va->va_start); vb_idx = addr_to_vb_idx(va->va_start); @@ -2642,7 +2646,6 @@ static void *new_vmap_block(unsigned int order, gfp_t gfp_mask) * integrity together with list_for_each_rcu from read * side. */ - vb->cpu = raw_smp_processor_id(); vbq = per_cpu_ptr(&vmap_block_queue, vb->cpu); spin_lock(&vbq->lock); list_add_tail_rcu(&vb->free_list, &vbq->free); |