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authorLinus Torvalds <torvalds@linux-foundation.org>2019-02-08 14:21:54 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2019-02-08 14:21:54 -0500
commit27b4ad621e887ce8e5eb508a0103f13d30f6b38a (patch)
treee1fda67c6c119c2f6a00a22fe8ae9b7a2494e799 /tools/bpf/bpftool/map.c
parent680905431b9de8c7224b15b76b1826a1481cfeaf (diff)
parent39841cc1cbb69344539c98a1fa9d858ed124c7ba (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller: "This pull request is dedicated to the upcoming snowpocalypse parts 2 and 3 in the Pacific Northwest: 1) Drop profiles are broken because some drivers use dev_kfree_skb* instead of dev_consume_skb*, from Yang Wei. 2) Fix IWLWIFI kconfig deps, from Luca Coelho. 3) Fix percpu maps updating in bpftool, from Paolo Abeni. 4) Missing station release in batman-adv, from Felix Fietkau. 5) Fix some networking compat ioctl bugs, from Johannes Berg. 6) ucc_geth must reset the BQL queue state when stopping the device, from Mathias Thore. 7) Several XDP bug fixes in virtio_net from Toshiaki Makita. 8) TSO packets must be sent always on queue 0 in stmmac, from Jose Abreu. 9) Fix socket refcounting bug in RDS, from Eric Dumazet. 10) Handle sparse cpu allocations in bpf selftests, from Martynas Pumputis. 11) Make sure mgmt frames have enough tailroom in mac80211, from Felix Feitkau. 12) Use safe list walking in sctp_sendmsg() asoc list traversal, from Greg Kroah-Hartman. 13) Make DCCP's ccid_hc_[rt]x_parse_options always check for NULL ccid, from Eric Dumazet. 14) Need to reload WoL password into bcmsysport device after deep sleeps, from Florian Fainelli. 15) Remove filter from mask before freeing in cls_flower, from Petr Machata. 16) Missing release and use after free in error paths of s390 qeth code, from Julian Wiedmann. 17) Fix lockdep false positive in dsa code, from Marc Zyngier. 18) Fix counting of ATU violations in mv88e6xxx, from Andrew Lunn. 19) Fix EQ firmware assert in qed driver, from Manish Chopra. 20) Don't default Caivum PTP to Y in kconfig, from Bjorn Helgaas" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (116 commits) net: dsa: b53: Fix for failure when irq is not defined in dt sit: check if IPv6 enabled before calling ip6_err_gen_icmpv6_unreach() geneve: should not call rt6_lookup() when ipv6 was disabled net: Don't default Cavium PTP driver to 'y' net: broadcom: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: via-velocity: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: tehuti: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: sun: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: fsl_ucc_hdlc: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: fec_mpc52xx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: smsc: epic100: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: dscc4: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: tulip: de2104x: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net: defxx: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles net/mlx5e: Don't overwrite pedit action when multiple pedit used net/mlx5e: Update hw flows when encap source mac changed qed*: Advance drivers version to 8.37.0.20 qed: Change verbosity for coalescing message. qede: Fix system crash on configuring channels. qed: Consider TX tcs while deriving the max num_queues for PF. ...
Diffstat (limited to 'tools/bpf/bpftool/map.c')
-rw-r--r--tools/bpf/bpftool/map.c33
1 files changed, 24 insertions, 9 deletions
diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c
index 2037e3dc864b..1ef1ee2280a2 100644
--- a/tools/bpf/bpftool/map.c
+++ b/tools/bpf/bpftool/map.c
@@ -347,6 +347,20 @@ static char **parse_bytes(char **argv, const char *name, unsigned char *val,
347 return argv + i; 347 return argv + i;
348} 348}
349 349
350/* on per cpu maps we must copy the provided value on all value instances */
351static void fill_per_cpu_value(struct bpf_map_info *info, void *value)
352{
353 unsigned int i, n, step;
354
355 if (!map_is_per_cpu(info->type))
356 return;
357
358 n = get_possible_cpus();
359 step = round_up(info->value_size, 8);
360 for (i = 1; i < n; i++)
361 memcpy(value + i * step, value, info->value_size);
362}
363
350static int parse_elem(char **argv, struct bpf_map_info *info, 364static int parse_elem(char **argv, struct bpf_map_info *info,
351 void *key, void *value, __u32 key_size, __u32 value_size, 365 void *key, void *value, __u32 key_size, __u32 value_size,
352 __u32 *flags, __u32 **value_fd) 366 __u32 *flags, __u32 **value_fd)
@@ -426,6 +440,8 @@ static int parse_elem(char **argv, struct bpf_map_info *info,
426 argv = parse_bytes(argv, "value", value, value_size); 440 argv = parse_bytes(argv, "value", value, value_size);
427 if (!argv) 441 if (!argv)
428 return -1; 442 return -1;
443
444 fill_per_cpu_value(info, value);
429 } 445 }
430 446
431 return parse_elem(argv, info, key, NULL, key_size, value_size, 447 return parse_elem(argv, info, key, NULL, key_size, value_size,
@@ -497,10 +513,9 @@ static int show_map_close_json(int fd, struct bpf_map_info *info)
497 jsonw_uint_field(json_wtr, "owner_prog_type", 513 jsonw_uint_field(json_wtr, "owner_prog_type",
498 prog_type); 514 prog_type);
499 } 515 }
500 if (atoi(owner_jited)) 516 if (owner_jited)
501 jsonw_bool_field(json_wtr, "owner_jited", true); 517 jsonw_bool_field(json_wtr, "owner_jited",
502 else 518 !!atoi(owner_jited));
503 jsonw_bool_field(json_wtr, "owner_jited", false);
504 519
505 free(owner_prog_type); 520 free(owner_prog_type);
506 free(owner_jited); 521 free(owner_jited);
@@ -553,7 +568,8 @@ static int show_map_close_plain(int fd, struct bpf_map_info *info)
553 char *owner_prog_type = get_fdinfo(fd, "owner_prog_type"); 568 char *owner_prog_type = get_fdinfo(fd, "owner_prog_type");
554 char *owner_jited = get_fdinfo(fd, "owner_jited"); 569 char *owner_jited = get_fdinfo(fd, "owner_jited");
555 570
556 printf("\n\t"); 571 if (owner_prog_type || owner_jited)
572 printf("\n\t");
557 if (owner_prog_type) { 573 if (owner_prog_type) {
558 unsigned int prog_type = atoi(owner_prog_type); 574 unsigned int prog_type = atoi(owner_prog_type);
559 575
@@ -563,10 +579,9 @@ static int show_map_close_plain(int fd, struct bpf_map_info *info)
563 else 579 else
564 printf("owner_prog_type %d ", prog_type); 580 printf("owner_prog_type %d ", prog_type);
565 } 581 }
566 if (atoi(owner_jited)) 582 if (owner_jited)
567 printf("owner jited"); 583 printf("owner%s jited",
568 else 584 atoi(owner_jited) ? "" : " not");
569 printf("owner not jited");
570 585
571 free(owner_prog_type); 586 free(owner_prog_type);
572 free(owner_jited); 587 free(owner_jited);