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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-08-24 15:24:21 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-08-24 15:24:21 +0200
commit637d0957516eef3e861ca5889912c3234a9b593f (patch)
tree8df51837d2ec9cba39e333acd94de5f685466d5e /tools
parentlkdtm: remove IDE_CORE_CP crashpoint (diff)
parentLinux 5.14-rc7 (diff)
downloadlinux-637d0957516eef3e861ca5889912c3234a9b593f.tar.xz
linux-637d0957516eef3e861ca5889912c3234a9b593f.zip
Merge 5.14-rc7 into char-misc-next
We need the char/misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/io_uring/io_uring-cp.c31
-rw-r--r--tools/lib/bpf/btf.c3
-rw-r--r--tools/lib/bpf/libbpf_probes.c4
-rw-r--r--tools/testing/nvdimm/test/nfit.c2
-rw-r--r--tools/testing/selftests/bpf/verifier/dead_code.c12
-rw-r--r--tools/testing/selftests/sgx/sigstruct.c41
-rw-r--r--tools/virtio/Makefile3
-rw-r--r--tools/virtio/linux/spinlock.h56
-rw-r--r--tools/virtio/linux/virtio.h2
9 files changed, 125 insertions, 29 deletions
diff --git a/tools/io_uring/io_uring-cp.c b/tools/io_uring/io_uring-cp.c
index 81461813ec62..d9bd6f5f8f46 100644
--- a/tools/io_uring/io_uring-cp.c
+++ b/tools/io_uring/io_uring-cp.c
@@ -131,8 +131,7 @@ static int copy_file(struct io_uring *ring, off_t insize)
writes = reads = offset = 0;
while (insize || write_left) {
- unsigned long had_reads;
- int got_comp;
+ int had_reads, got_comp;
/*
* Queue up as many reads as we can
@@ -174,8 +173,13 @@ static int copy_file(struct io_uring *ring, off_t insize)
if (!got_comp) {
ret = io_uring_wait_cqe(ring, &cqe);
got_comp = 1;
- } else
+ } else {
ret = io_uring_peek_cqe(ring, &cqe);
+ if (ret == -EAGAIN) {
+ cqe = NULL;
+ ret = 0;
+ }
+ }
if (ret < 0) {
fprintf(stderr, "io_uring_peek_cqe: %s\n",
strerror(-ret));
@@ -194,7 +198,7 @@ static int copy_file(struct io_uring *ring, off_t insize)
fprintf(stderr, "cqe failed: %s\n",
strerror(-cqe->res));
return 1;
- } else if ((size_t) cqe->res != data->iov.iov_len) {
+ } else if (cqe->res != data->iov.iov_len) {
/* Short read/write, adjust and requeue */
data->iov.iov_base += cqe->res;
data->iov.iov_len -= cqe->res;
@@ -221,6 +225,25 @@ static int copy_file(struct io_uring *ring, off_t insize)
}
}
+ /* wait out pending writes */
+ while (writes) {
+ struct io_data *data;
+
+ ret = io_uring_wait_cqe(ring, &cqe);
+ if (ret) {
+ fprintf(stderr, "wait_cqe=%d\n", ret);
+ return 1;
+ }
+ if (cqe->res < 0) {
+ fprintf(stderr, "write res=%d\n", cqe->res);
+ return 1;
+ }
+ data = io_uring_cqe_get_data(cqe);
+ free(data);
+ writes--;
+ io_uring_cqe_seen(ring, cqe);
+ }
+
return 0;
}
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c
index b46760b93bb4..7ff3d5ce44f9 100644
--- a/tools/lib/bpf/btf.c
+++ b/tools/lib/bpf/btf.c
@@ -804,6 +804,7 @@ static struct btf *btf_new(const void *data, __u32 size, struct btf *base_btf)
btf->nr_types = 0;
btf->start_id = 1;
btf->start_str_off = 0;
+ btf->fd = -1;
if (base_btf) {
btf->base_btf = base_btf;
@@ -832,8 +833,6 @@ static struct btf *btf_new(const void *data, __u32 size, struct btf *base_btf)
if (err)
goto done;
- btf->fd = -1;
-
done:
if (err) {
btf__free(btf);
diff --git a/tools/lib/bpf/libbpf_probes.c b/tools/lib/bpf/libbpf_probes.c
index ecaae2927ab8..cd8c703dde71 100644
--- a/tools/lib/bpf/libbpf_probes.c
+++ b/tools/lib/bpf/libbpf_probes.c
@@ -75,6 +75,9 @@ probe_load(enum bpf_prog_type prog_type, const struct bpf_insn *insns,
case BPF_PROG_TYPE_CGROUP_SOCK_ADDR:
xattr.expected_attach_type = BPF_CGROUP_INET4_CONNECT;
break;
+ case BPF_PROG_TYPE_CGROUP_SOCKOPT:
+ xattr.expected_attach_type = BPF_CGROUP_GETSOCKOPT;
+ break;
case BPF_PROG_TYPE_SK_LOOKUP:
xattr.expected_attach_type = BPF_SK_LOOKUP;
break;
@@ -104,7 +107,6 @@ probe_load(enum bpf_prog_type prog_type, const struct bpf_insn *insns,
case BPF_PROG_TYPE_SK_REUSEPORT:
case BPF_PROG_TYPE_FLOW_DISSECTOR:
case BPF_PROG_TYPE_CGROUP_SYSCTL:
- case BPF_PROG_TYPE_CGROUP_SOCKOPT:
case BPF_PROG_TYPE_TRACING:
case BPF_PROG_TYPE_STRUCT_OPS:
case BPF_PROG_TYPE_EXT:
diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c
index 54f367cbadae..b1bff5fb0f65 100644
--- a/tools/testing/nvdimm/test/nfit.c
+++ b/tools/testing/nvdimm/test/nfit.c
@@ -434,7 +434,7 @@ static int nd_intel_test_finish_query(struct nfit_test *t,
dev_dbg(dev, "%s: transition out verify\n", __func__);
fw->state = FW_STATE_UPDATED;
fw->missed_activate = false;
- /* fall through */
+ fallthrough;
case FW_STATE_UPDATED:
nd_cmd->status = 0;
/* bogus test version */
diff --git a/tools/testing/selftests/bpf/verifier/dead_code.c b/tools/testing/selftests/bpf/verifier/dead_code.c
index 2c8935b3e65d..ee454327e5c6 100644
--- a/tools/testing/selftests/bpf/verifier/dead_code.c
+++ b/tools/testing/selftests/bpf/verifier/dead_code.c
@@ -159,3 +159,15 @@
.result = ACCEPT,
.retval = 2,
},
+{
+ "dead code: zero extension",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_0, 0),
+ BPF_STX_MEM(BPF_W, BPF_REG_10, BPF_REG_0, -4),
+ BPF_JMP_IMM(BPF_JGE, BPF_REG_0, 0, 1),
+ BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_10, -4),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 0,
+},
diff --git a/tools/testing/selftests/sgx/sigstruct.c b/tools/testing/selftests/sgx/sigstruct.c
index dee7a3d6c5a5..92bbc5a15c39 100644
--- a/tools/testing/selftests/sgx/sigstruct.c
+++ b/tools/testing/selftests/sgx/sigstruct.c
@@ -55,10 +55,27 @@ static bool alloc_q1q2_ctx(const uint8_t *s, const uint8_t *m,
return true;
}
+static void reverse_bytes(void *data, int length)
+{
+ int i = 0;
+ int j = length - 1;
+ uint8_t temp;
+ uint8_t *ptr = data;
+
+ while (i < j) {
+ temp = ptr[i];
+ ptr[i] = ptr[j];
+ ptr[j] = temp;
+ i++;
+ j--;
+ }
+}
+
static bool calc_q1q2(const uint8_t *s, const uint8_t *m, uint8_t *q1,
uint8_t *q2)
{
struct q1q2_ctx ctx;
+ int len;
if (!alloc_q1q2_ctx(s, m, &ctx)) {
fprintf(stderr, "Not enough memory for Q1Q2 calculation\n");
@@ -89,8 +106,10 @@ static bool calc_q1q2(const uint8_t *s, const uint8_t *m, uint8_t *q1,
goto out;
}
- BN_bn2bin(ctx.q1, q1);
- BN_bn2bin(ctx.q2, q2);
+ len = BN_bn2bin(ctx.q1, q1);
+ reverse_bytes(q1, len);
+ len = BN_bn2bin(ctx.q2, q2);
+ reverse_bytes(q2, len);
free_q1q2_ctx(&ctx);
return true;
@@ -152,22 +171,6 @@ static RSA *gen_sign_key(void)
return key;
}
-static void reverse_bytes(void *data, int length)
-{
- int i = 0;
- int j = length - 1;
- uint8_t temp;
- uint8_t *ptr = data;
-
- while (i < j) {
- temp = ptr[i];
- ptr[i] = ptr[j];
- ptr[j] = temp;
- i++;
- j--;
- }
-}
-
enum mrtags {
MRECREATE = 0x0045544145524345,
MREADD = 0x0000000044444145,
@@ -367,8 +370,6 @@ bool encl_measure(struct encl *encl)
/* BE -> LE */
reverse_bytes(sigstruct->signature, SGX_MODULUS_SIZE);
reverse_bytes(sigstruct->modulus, SGX_MODULUS_SIZE);
- reverse_bytes(sigstruct->q1, SGX_MODULUS_SIZE);
- reverse_bytes(sigstruct->q2, SGX_MODULUS_SIZE);
EVP_MD_CTX_destroy(ctx);
RSA_free(key);
diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
index b587b9a7a124..0d7bbe49359d 100644
--- a/tools/virtio/Makefile
+++ b/tools/virtio/Makefile
@@ -4,7 +4,8 @@ test: virtio_test vringh_test
virtio_test: virtio_ring.o virtio_test.o
vringh_test: vringh_test.o vringh.o virtio_ring.o
-CFLAGS += -g -O2 -Werror -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h
+CFLAGS += -g -O2 -Werror -Wno-maybe-uninitialized -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h
+LDFLAGS += -lpthread
vpath %.c ../../drivers/virtio ../../drivers/vhost
mod:
${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test V=${V}
diff --git a/tools/virtio/linux/spinlock.h b/tools/virtio/linux/spinlock.h
new file mode 100644
index 000000000000..028e3cdcc5d3
--- /dev/null
+++ b/tools/virtio/linux/spinlock.h
@@ -0,0 +1,56 @@
+#ifndef SPINLOCK_H_STUB
+#define SPINLOCK_H_STUB
+
+#include <pthread.h>
+
+typedef pthread_spinlock_t spinlock_t;
+
+static inline void spin_lock_init(spinlock_t *lock)
+{
+ int r = pthread_spin_init(lock, 0);
+ assert(!r);
+}
+
+static inline void spin_lock(spinlock_t *lock)
+{
+ int ret = pthread_spin_lock(lock);
+ assert(!ret);
+}
+
+static inline void spin_unlock(spinlock_t *lock)
+{
+ int ret = pthread_spin_unlock(lock);
+ assert(!ret);
+}
+
+static inline void spin_lock_bh(spinlock_t *lock)
+{
+ spin_lock(lock);
+}
+
+static inline void spin_unlock_bh(spinlock_t *lock)
+{
+ spin_unlock(lock);
+}
+
+static inline void spin_lock_irq(spinlock_t *lock)
+{
+ spin_lock(lock);
+}
+
+static inline void spin_unlock_irq(spinlock_t *lock)
+{
+ spin_unlock(lock);
+}
+
+static inline void spin_lock_irqsave(spinlock_t *lock, unsigned long f)
+{
+ spin_lock(lock);
+}
+
+static inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long f)
+{
+ spin_unlock(lock);
+}
+
+#endif
diff --git a/tools/virtio/linux/virtio.h b/tools/virtio/linux/virtio.h
index 5d90254ddae4..363b98228301 100644
--- a/tools/virtio/linux/virtio.h
+++ b/tools/virtio/linux/virtio.h
@@ -3,6 +3,7 @@
#define LINUX_VIRTIO_H
#include <linux/scatterlist.h>
#include <linux/kernel.h>
+#include <linux/spinlock.h>
struct device {
void *parent;
@@ -12,6 +13,7 @@ struct virtio_device {
struct device dev;
u64 features;
struct list_head vqs;
+ spinlock_t vqs_list_lock;
};
struct virtqueue {