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Searched refs:umax_value (Results 1 – 4 of 4) sorted by relevance

/Linux-v5.4/kernel/bpf/
Dverifier.c481 if (reg->smax_value != reg->umax_value && in print_verifier_state()
488 if (reg->umax_value != U64_MAX) in print_verifier_state()
490 (unsigned long long)reg->umax_value); in print_verifier_state()
869 reg->umax_value = imm; in __mark_reg_known()
934 reg->umax_value = min(reg->umax_value, in __update_reg_bounds()
949 reg->smax_value = reg->umax_value = min_t(u64, reg->smax_value, in __reg_deduce_bounds()
950 reg->umax_value); in __reg_deduce_bounds()
956 if ((s64)reg->umax_value >= 0) { in __reg_deduce_bounds()
961 reg->smax_value = reg->umax_value = min_t(u64, reg->smax_value, in __reg_deduce_bounds()
962 reg->umax_value); in __reg_deduce_bounds()
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/Linux-v5.4/include/linux/
Dbpf_verifier.h123 u64 umax_value; /* maximum possible (u64)value */ member
/Linux-v5.4/drivers/net/ethernet/netronome/nfp/bpf/
Dverifier.c560 meta->umax_src = max(meta->umax_src, sreg->umax_value); in nfp_bpf_check_alu()
562 meta->umax_dst = max(meta->umax_dst, dreg->umax_value); in nfp_bpf_check_alu()
/Linux-v5.4/Documentation/networking/
Dfilter.txt1162 branch it will have a umax_value of 8. A signed compare (with BPF_JSGT or
1236 …R0=inv(id=0,umax_value=255,var_off=(0x0; 0xff)) R1=pkt_end R2=pkt(id=2,off=8,r=8) R3=pkt(id=2,off=…
1251 R4=inv(id=0,umax_value=255,var_off=(0x0; 0xff)) which means that upper 56 bits
1254 R4=inv(id=0,umax_value=3570,var_off=(0x0; 0xfffe)), since multiplying an 8-bit
1257 R2=inv(id=0,umax_value=65535,var_off=(0x0; 0xffff)), since the shift is not sign