diff options
| author | Anup Patel <apatel@ventanamicro.com> | 2022-07-29 17:15:00 +0530 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2022-07-29 17:15:00 +0530 |
| commit | 4ab0e470c06dc741f6583578da44961669331b78 (patch) | |
| tree | aade2851a11bbebcd640cf6da9745c7b3c47d9b5 /include/linux/kvm_types.h | |
| parent | 8a061562e2f2b32bfb5bff5bf3afc64e37d95a27 (diff) | |
KVM: Add gfp_custom flag in struct kvm_mmu_memory_cache
The kvm_mmu_topup_memory_cache() always uses GFP_KERNEL_ACCOUNT for
memory allocation which prevents it's use in atomic context. To address
this limitation of kvm_mmu_topup_memory_cache(), we add gfp_custom flag
in struct kvm_mmu_memory_cache. When the gfp_custom flag is set to some
GFP_xyz flags, the kvm_mmu_topup_memory_cache() will use that instead of
GFP_KERNEL_ACCOUNT.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Signed-off-by: Anup Patel <anup@brainfault.org>
Diffstat (limited to 'include/linux/kvm_types.h')
| -rw-r--r-- | include/linux/kvm_types.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h index ac1ebb37a0ff..1dcfba68076a 100644 --- a/include/linux/kvm_types.h +++ b/include/linux/kvm_types.h @@ -87,6 +87,7 @@ struct gfn_to_pfn_cache { struct kvm_mmu_memory_cache { int nobjs; gfp_t gfp_zero; + gfp_t gfp_custom; struct kmem_cache *kmem_cache; void *objects[KVM_ARCH_NR_OBJS_PER_MEMORY_CACHE]; }; |