summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--samples/bpf/offwaketime_kern.c7
-rw-r--r--samples/bpf/test_overhead_kprobe_kern.c12
-rw-r--r--samples/bpf/tracex1_kern.c9
-rw-r--r--samples/bpf/tracex5_kern.c4
-rw-r--r--tools/bpf/bpftool/skeleton/pid_iter.bpf.c3
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_netlink.c6
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c2
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c2
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_udp4.c2
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_iter_udp6.c2
10 files changed, 33 insertions, 16 deletions
diff --git a/samples/bpf/offwaketime_kern.c b/samples/bpf/offwaketime_kern.c
index d459f73412a4..e74ee1cd4b9c 100644
--- a/samples/bpf/offwaketime_kern.c
+++ b/samples/bpf/offwaketime_kern.c
@@ -12,7 +12,12 @@
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
-#define _(P) ({typeof(P) val; bpf_probe_read(&val, sizeof(val), &P); val;})
+#define _(P) \
+ ({ \
+ typeof(P) val; \
+ bpf_probe_read_kernel(&val, sizeof(val), &(P)); \
+ val; \
+ })
#define MINBLOCK_US 1
diff --git a/samples/bpf/test_overhead_kprobe_kern.c b/samples/bpf/test_overhead_kprobe_kern.c
index 8b811c29dc79..f6d593e47037 100644
--- a/samples/bpf/test_overhead_kprobe_kern.c
+++ b/samples/bpf/test_overhead_kprobe_kern.c
@@ -10,7 +10,12 @@
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
-#define _(P) ({typeof(P) val = 0; bpf_probe_read(&val, sizeof(val), &P); val;})
+#define _(P) \
+ ({ \
+ typeof(P) val = 0; \
+ bpf_probe_read_kernel(&val, sizeof(val), &(P)); \
+ val; \
+ })
SEC("kprobe/__set_task_comm")
int prog(struct pt_regs *ctx)
@@ -25,8 +30,9 @@ int prog(struct pt_regs *ctx)
tsk = (void *)PT_REGS_PARM1(ctx);
pid = _(tsk->pid);
- bpf_probe_read(oldcomm, sizeof(oldcomm), &tsk->comm);
- bpf_probe_read(newcomm, sizeof(newcomm), (void *)PT_REGS_PARM2(ctx));
+ bpf_probe_read_kernel(oldcomm, sizeof(oldcomm), &tsk->comm);
+ bpf_probe_read_kernel(newcomm, sizeof(newcomm),
+ (void *)PT_REGS_PARM2(ctx));
signal = _(tsk->signal);
oom_score_adj = _(signal->oom_score_adj);
return 0;
diff --git a/samples/bpf/tracex1_kern.c b/samples/bpf/tracex1_kern.c
index 8e2610e14475..3f4599c9a202 100644
--- a/samples/bpf/tracex1_kern.c
+++ b/samples/bpf/tracex1_kern.c
@@ -11,7 +11,12 @@
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
-#define _(P) ({typeof(P) val = 0; bpf_probe_read(&val, sizeof(val), &P); val;})
+#define _(P) \
+ ({ \
+ typeof(P) val = 0; \
+ bpf_probe_read_kernel(&val, sizeof(val), &(P)); \
+ val; \
+ })
/* kprobe is NOT a stable ABI
* kernel functions can be removed, renamed or completely change semantics.
@@ -34,7 +39,7 @@ int bpf_prog1(struct pt_regs *ctx)
dev = _(skb->dev);
len = _(skb->len);
- bpf_probe_read(devname, sizeof(devname), dev->name);
+ bpf_probe_read_kernel(devname, sizeof(devname), dev->name);
if (devname[0] == 'l' && devname[1] == 'o') {
char fmt[] = "skb %p len %d\n";
diff --git a/samples/bpf/tracex5_kern.c b/samples/bpf/tracex5_kern.c
index 32b49e8ab6bd..64a1f7550d7e 100644
--- a/samples/bpf/tracex5_kern.c
+++ b/samples/bpf/tracex5_kern.c
@@ -47,7 +47,7 @@ PROG(SYS__NR_write)(struct pt_regs *ctx)
{
struct seccomp_data sd;
- bpf_probe_read(&sd, sizeof(sd), (void *)PT_REGS_PARM2(ctx));
+ bpf_probe_read_kernel(&sd, sizeof(sd), (void *)PT_REGS_PARM2(ctx));
if (sd.args[2] == 512) {
char fmt[] = "write(fd=%d, buf=%p, size=%d)\n";
bpf_trace_printk(fmt, sizeof(fmt),
@@ -60,7 +60,7 @@ PROG(SYS__NR_read)(struct pt_regs *ctx)
{
struct seccomp_data sd;
- bpf_probe_read(&sd, sizeof(sd), (void *)PT_REGS_PARM2(ctx));
+ bpf_probe_read_kernel(&sd, sizeof(sd), (void *)PT_REGS_PARM2(ctx));
if (sd.args[2] > 128 && sd.args[2] <= 1024) {
char fmt[] = "read(fd=%d, buf=%p, size=%d)\n";
bpf_trace_printk(fmt, sizeof(fmt),
diff --git a/tools/bpf/bpftool/skeleton/pid_iter.bpf.c b/tools/bpf/bpftool/skeleton/pid_iter.bpf.c
index 8468a608911e..d9b420972934 100644
--- a/tools/bpf/bpftool/skeleton/pid_iter.bpf.c
+++ b/tools/bpf/bpftool/skeleton/pid_iter.bpf.c
@@ -71,7 +71,8 @@ int iter(struct bpf_iter__task_file *ctx)
e.pid = task->tgid;
e.id = get_obj_id(file->private_data, obj_type);
- bpf_probe_read(&e.comm, sizeof(e.comm), task->group_leader->comm);
+ bpf_probe_read_kernel(&e.comm, sizeof(e.comm),
+ task->group_leader->comm);
bpf_seq_write(ctx->meta->seq, &e, sizeof(e));
return 0;
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c b/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
index 7de98a68599a..95989f4c99b5 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_netlink.c
@@ -36,10 +36,10 @@ int dump_netlink(struct bpf_iter__netlink *ctx)
if (!nlk->groups) {
group = 0;
} else {
- /* FIXME: temporary use bpf_probe_read here, needs
+ /* FIXME: temporary use bpf_probe_read_kernel here, needs
* verifier support to do direct access.
*/
- bpf_probe_read(&group, sizeof(group), &nlk->groups[0]);
+ bpf_probe_read_kernel(&group, sizeof(group), &nlk->groups[0]);
}
BPF_SEQ_PRINTF(seq, "%-10u %08x %-8d %-8d %-5d %-8d ",
nlk->portid, (u32)group,
@@ -56,7 +56,7 @@ int dump_netlink(struct bpf_iter__netlink *ctx)
* with current verifier.
*/
inode = SOCK_INODE(sk);
- bpf_probe_read(&ino, sizeof(ino), &inode->i_ino);
+ bpf_probe_read_kernel(&ino, sizeof(ino), &inode->i_ino);
}
BPF_SEQ_PRINTF(seq, "%-8u %-8lu\n", s->sk_drops.counter, ino);
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c b/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
index 30fd587cb325..54380c5e1069 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
@@ -57,7 +57,7 @@ static long sock_i_ino(const struct sock *sk)
return 0;
inode = &container_of(sk_socket, struct socket_alloc, socket)->vfs_inode;
- bpf_probe_read(&ino, sizeof(ino), &inode->i_ino);
+ bpf_probe_read_kernel(&ino, sizeof(ino), &inode->i_ino);
return ino;
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c b/tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c
index 10dec4392031..b4fbddfa4e10 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_tcp6.c
@@ -57,7 +57,7 @@ static long sock_i_ino(const struct sock *sk)
return 0;
inode = &container_of(sk_socket, struct socket_alloc, socket)->vfs_inode;
- bpf_probe_read(&ino, sizeof(ino), &inode->i_ino);
+ bpf_probe_read_kernel(&ino, sizeof(ino), &inode->i_ino);
return ino;
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_udp4.c b/tools/testing/selftests/bpf/progs/bpf_iter_udp4.c
index 7053784575e4..f258583afbbd 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_udp4.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_udp4.c
@@ -18,7 +18,7 @@ static long sock_i_ino(const struct sock *sk)
return 0;
inode = &container_of(sk_socket, struct socket_alloc, socket)->vfs_inode;
- bpf_probe_read(&ino, sizeof(ino), &inode->i_ino);
+ bpf_probe_read_kernel(&ino, sizeof(ino), &inode->i_ino);
return ino;
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_udp6.c b/tools/testing/selftests/bpf/progs/bpf_iter_udp6.c
index c1175a6ecf43..65f93bb03f0f 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_udp6.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_udp6.c
@@ -25,7 +25,7 @@ static long sock_i_ino(const struct sock *sk)
return 0;
inode = &container_of(sk_socket, struct socket_alloc, socket)->vfs_inode;
- bpf_probe_read(&ino, sizeof(ino), &inode->i_ino);
+ bpf_probe_read_kernel(&ino, sizeof(ino), &inode->i_ino);
return ino;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-03 03:39:19 +0000