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| author | Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp> | 2010-11-02 10:49:34 +0900 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:28:55 +0200 |
| commit | 2653503769ef9ae771509e1358a3da8de8d21709 (patch) | |
| tree | 5f568816fdb59fa592b1af47a952984977043151 /virt | |
| parent | ec25d5e66ee152e371fd7046f3f8441859579aea (diff) | |
| download | lwn-2653503769ef9ae771509e1358a3da8de8d21709.tar.gz lwn-2653503769ef9ae771509e1358a3da8de8d21709.zip | |
KVM: replace vmalloc and memset with vzalloc
Let's use newly introduced vzalloc().
Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>
Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/kvm_main.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f2c2d84723c2..13cefe226e44 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -640,13 +640,11 @@ int __kvm_set_memory_region(struct kvm *kvm, /* Allocate if a slot is being created */ #ifndef CONFIG_S390 if (npages && !new.rmap) { - new.rmap = vmalloc(npages * sizeof(*new.rmap)); + new.rmap = vzalloc(npages * sizeof(*new.rmap)); if (!new.rmap) goto out_free; - memset(new.rmap, 0, npages * sizeof(*new.rmap)); - new.user_alloc = user_alloc; new.userspace_addr = mem->userspace_addr; } @@ -669,14 +667,11 @@ int __kvm_set_memory_region(struct kvm *kvm, >> KVM_HPAGE_GFN_SHIFT(level)); lpages -= base_gfn >> KVM_HPAGE_GFN_SHIFT(level); - new.lpage_info[i] = vmalloc(lpages * sizeof(*new.lpage_info[i])); + new.lpage_info[i] = vzalloc(lpages * sizeof(*new.lpage_info[i])); if (!new.lpage_info[i]) goto out_free; - memset(new.lpage_info[i], 0, - lpages * sizeof(*new.lpage_info[i])); - if (base_gfn & (KVM_PAGES_PER_HPAGE(level) - 1)) new.lpage_info[i][0].write_count = 1; if ((base_gfn+npages) & (KVM_PAGES_PER_HPAGE(level) - 1)) |