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kvm: Refactor handling of VM debugfs files

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We can store reference to kvm_stats_debugfs_item instead of copying
its values to kvm_stat_data.
This allows us to remove duplicated code and usage of temporary
kvm_stat_data inside vm_stat_get et al.

Signed-off-by: Milan Pandurov <milanpa@amazon.de>
Reviewed-by: Alexander Graf <graf@amazon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Milan Pandurov
2019-12-13 14:07:21 +01:00
committed by Paolo Bonzini
parent e30a7d623d
commit 09cbcef6c6
2 changed files with 77 additions and 74 deletions
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7
include/linux/kvm_host.h
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@@ -1108,9 +1108,8 @@ enum kvm_stat_kind {
};
struct kvm_stat_data {
int offset;
int mode;
struct kvm *kvm;
struct kvm_stats_debugfs_item *dbgfs_item;
};
struct kvm_stats_debugfs_item {
@@ -1119,6 +1118,10 @@ struct kvm_stats_debugfs_item {
enum kvm_stat_kind kind;
int mode;
};
#define KVM_DBGFS_GET_MODE(dbgfs_item) \
((dbgfs_item)->mode ? (dbgfs_item)->mode : 0644)
extern struct kvm_stats_debugfs_item debugfs_entries[];
extern struct dentry *kvm_debugfs_dir;