bpf: export bpf_prog_inc_not_zero
bpf_prog_inc_not_zero will be used by upcoming sockmap patches this patch simply exports it so we can pull it in. Signed-off-by: John Fastabend <john.fastabend@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -252,6 +252,7 @@ struct bpf_prog *bpf_prog_get_type(u32 ufd, enum bpf_prog_type type);
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struct bpf_prog * __must_check bpf_prog_add(struct bpf_prog *prog, int i);
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struct bpf_prog * __must_check bpf_prog_add(struct bpf_prog *prog, int i);
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void bpf_prog_sub(struct bpf_prog *prog, int i);
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void bpf_prog_sub(struct bpf_prog *prog, int i);
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struct bpf_prog * __must_check bpf_prog_inc(struct bpf_prog *prog);
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struct bpf_prog * __must_check bpf_prog_inc(struct bpf_prog *prog);
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struct bpf_prog * __must_check bpf_prog_inc_not_zero(struct bpf_prog *prog);
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void bpf_prog_put(struct bpf_prog *prog);
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void bpf_prog_put(struct bpf_prog *prog);
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int __bpf_prog_charge(struct user_struct *user, u32 pages);
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int __bpf_prog_charge(struct user_struct *user, u32 pages);
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void __bpf_prog_uncharge(struct user_struct *user, u32 pages);
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void __bpf_prog_uncharge(struct user_struct *user, u32 pages);
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@ -344,6 +345,12 @@ static inline struct bpf_prog * __must_check bpf_prog_inc(struct bpf_prog *prog)
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return ERR_PTR(-EOPNOTSUPP);
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return ERR_PTR(-EOPNOTSUPP);
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}
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}
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static inline struct bpf_prog *__must_check
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bpf_prog_inc_not_zero(struct bpf_prog *prog)
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{
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return ERR_PTR(-EOPNOTSUPP);
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}
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static inline int __bpf_prog_charge(struct user_struct *user, u32 pages)
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static inline int __bpf_prog_charge(struct user_struct *user, u32 pages)
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{
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{
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return 0;
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return 0;
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@ -911,7 +911,7 @@ struct bpf_prog *bpf_prog_inc(struct bpf_prog *prog)
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EXPORT_SYMBOL_GPL(bpf_prog_inc);
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EXPORT_SYMBOL_GPL(bpf_prog_inc);
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/* prog_idr_lock should have been held */
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/* prog_idr_lock should have been held */
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static struct bpf_prog *bpf_prog_inc_not_zero(struct bpf_prog *prog)
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struct bpf_prog *bpf_prog_inc_not_zero(struct bpf_prog *prog)
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{
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{
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int refold;
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int refold;
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@ -927,6 +927,7 @@ static struct bpf_prog *bpf_prog_inc_not_zero(struct bpf_prog *prog)
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return prog;
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return prog;
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}
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}
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EXPORT_SYMBOL_GPL(bpf_prog_inc_not_zero);
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static struct bpf_prog *__bpf_prog_get(u32 ufd, enum bpf_prog_type *type)
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static struct bpf_prog *__bpf_prog_get(u32 ufd, enum bpf_prog_type *type)
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{
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{
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