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Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net

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The BTF conflicts were simple overlapping changes.

The virtio_net conflict was an overlap of a fix of statistics counter,
happening alongisde a move over to a bonafide statistics structure
rather than counting value on the stack.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2018-08-02 10:55:32 -07:00
parent ffd7ce3cd9 e30cb13c5a
commit 89b1698c93
239 changed files with 2011 additions and 922 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
tools/testing/selftests/bpf/bpf_helpers.h
View File

@@ -158,6 +158,15 @@ struct bpf_map_def {
unsigned int numa_node;
};
#define BPF_ANNOTATE_KV_PAIR(name, type_key, type_val) \
struct ____btf_map_##name { \
type_key key; \
type_val value; \
}; \
struct ____btf_map_##name \
__attribute__ ((section(".maps." #name), used)) \
____btf_map_##name = { }
static int (*bpf_skb_load_bytes)(void *ctx, int off, void *to, int len) =
(void *) BPF_FUNC_skb_load_bytes;
static int (*bpf_skb_store_bytes)(void *ctx, int off, void *from, int len, int flags) =

114
tools/testing/selftests/bpf/test_btf.c
View File

@@ -247,6 +247,34 @@ static struct btf_raw_test raw_tests[] = {
.max_entries = 4,
},
{
.descr = "struct test #3 Invalid member offset",
.raw_types = {
/* int */ /* [1] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4),
/* int64 */ /* [2] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 64, 8),
/* struct A { */ /* [3] */
BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, 2), 16),
BTF_MEMBER_ENC(NAME_TBD, 1, 64), /* int m; */
BTF_MEMBER_ENC(NAME_TBD, 2, 0), /* int64 n; */
/* } */
BTF_END_RAW,
},
.str_sec = "\0A\0m\0n\0",
.str_sec_size = sizeof("\0A\0m\0n\0"),
.map_type = BPF_MAP_TYPE_ARRAY,
.map_name = "struct_test3_map",
.key_size = sizeof(int),
.value_size = 16,
.key_type_id = 1,
.value_type_id = 3,
.max_entries = 4,
.btf_load_err = true,
.err_str = "Invalid member bits_offset",
},
/* Test member exceeds the size of struct.
*
* struct A {
@@ -479,7 +507,7 @@ static struct btf_raw_test raw_tests[] = {
.key_size = sizeof(int),
.value_size = sizeof(void *) * 4,
.key_type_id = 1,
.value_type_id = 4,
.value_type_id = 5,
.max_entries = 4,
},
@@ -1264,6 +1292,88 @@ static struct btf_raw_test raw_tests[] = {
.err_str = "type != 0",
},
{
.descr = "arraymap invalid btf key (a bit field)",
.raw_types = {
/* int */ /* [1] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4),
/* 32 bit int with 32 bit offset */ /* [2] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 32, 32, 8),
BTF_END_RAW,
},
.str_sec = "",
.str_sec_size = sizeof(""),
.map_type = BPF_MAP_TYPE_ARRAY,
.map_name = "array_map_check_btf",
.key_size = sizeof(int),
.value_size = sizeof(int),
.key_type_id = 2,
.value_type_id = 1,
.max_entries = 4,
.map_create_err = true,
},
{
.descr = "arraymap invalid btf key (!= 32 bits)",
.raw_types = {
/* int */ /* [1] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4),
/* 16 bit int with 0 bit offset */ /* [2] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 16, 2),
BTF_END_RAW,
},
.str_sec = "",
.str_sec_size = sizeof(""),
.map_type = BPF_MAP_TYPE_ARRAY,
.map_name = "array_map_check_btf",
.key_size = sizeof(int),
.value_size = sizeof(int),
.key_type_id = 2,
.value_type_id = 1,
.max_entries = 4,
.map_create_err = true,
},
{
.descr = "arraymap invalid btf value (too small)",
.raw_types = {
/* int */ /* [1] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4),
BTF_END_RAW,
},
.str_sec = "",
.str_sec_size = sizeof(""),
.map_type = BPF_MAP_TYPE_ARRAY,
.map_name = "array_map_check_btf",
.key_size = sizeof(int),
/* btf_value_size < map->value_size */
.value_size = sizeof(__u64),
.key_type_id = 1,
.value_type_id = 1,
.max_entries = 4,
.map_create_err = true,
},
{
.descr = "arraymap invalid btf value (too big)",
.raw_types = {
/* int */ /* [1] */
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4),
BTF_END_RAW,
},
.str_sec = "",
.str_sec_size = sizeof(""),
.map_type = BPF_MAP_TYPE_ARRAY,
.map_name = "array_map_check_btf",
.key_size = sizeof(int),
/* btf_value_size > map->value_size */
.value_size = sizeof(__u16),
.key_type_id = 1,
.value_type_id = 1,
.max_entries = 4,
.map_create_err = true,
},
}; /* struct btf_raw_test raw_tests[] */
static const char *get_next_str(const char *start, const char *end)
@@ -2023,7 +2133,7 @@ static struct btf_raw_test pprint_test = {
BTF_ENUM_ENC(NAME_TBD, 2),
BTF_ENUM_ENC(NAME_TBD, 3),
/* struct pprint_mapv */ /* [16] */
BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, 8), 28),
BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_STRUCT, 0, 8), 32),
BTF_MEMBER_ENC(NAME_TBD, 11, 0), /* uint32_t ui32 */
BTF_MEMBER_ENC(NAME_TBD, 10, 32), /* uint16_t ui16 */
BTF_MEMBER_ENC(NAME_TBD, 12, 64), /* int32_t si32 */

7
tools/testing/selftests/bpf/test_btf_haskv.c
View File

@@ -10,11 +10,6 @@ struct ipv_counts {
unsigned int v6;
};
typedef int btf_map_key;
typedef struct ipv_counts btf_map_value;
btf_map_key dumm_key;
btf_map_value dummy_value;
struct bpf_map_def SEC("maps") btf_map = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
@@ -22,6 +17,8 @@ struct bpf_map_def SEC("maps") btf_map = {
.max_entries = 4,
};
BPF_ANNOTATE_KV_PAIR(btf_map, int, struct ipv_counts);
struct dummy_tracepoint_args {
unsigned long long pad;
struct sock *sock;

28
tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc Normal file
View File

@@ -0,0 +1,28 @@
#!/bin/sh
# description: Snapshot and tracing setting
# flags: instance
[ ! -f snapshot ] && exit_unsupported
echo "Set tracing off"
echo 0 > tracing_on
echo "Allocate and take a snapshot"
echo 1 > snapshot
# Since trace buffer is empty, snapshot is also empty, but allocated
grep -q "Snapshot is allocated" snapshot
echo "Ensure keep tracing off"
test `cat tracing_on` -eq 0
echo "Set tracing on"
echo 1 > tracing_on
echo "Take a snapshot again"
echo 1 > snapshot
echo "Ensure keep tracing on"
test `cat tracing_on` -eq 1
exit 0