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-rw-r--r--src/libsystemd-bus/bus-kernel.c8
-rw-r--r--src/libsystemd-bus/kdbus.h2
-rw-r--r--src/libsystemd-bus/test-bus-memfd.c32
3 files changed, 15 insertions, 27 deletions
diff --git a/src/libsystemd-bus/bus-kernel.c b/src/libsystemd-bus/bus-kernel.c
index aecf408645..3fb5822a8f 100644
--- a/src/libsystemd-bus/bus-kernel.c
+++ b/src/libsystemd-bus/bus-kernel.c
@@ -45,7 +45,7 @@
#define KDBUS_ITEM_HEADER_SIZE offsetof(struct kdbus_item, data)
#define KDBUS_ITEM_SIZE(s) ALIGN8((s) + KDBUS_ITEM_HEADER_SIZE)
-#define KDBUS_BUFFER_SIZE (4*1024*1024)
+#define KDBUS_POOL_SIZE (4*1024*1024)
static int parse_unique_name(const char *s, uint64_t *id) {
int r;
@@ -292,7 +292,7 @@ int bus_kernel_take_fd(sd_bus *b) {
return -EINVAL;
if (!b->kdbus_buffer) {
- b->kdbus_buffer = mmap(NULL, KDBUS_BUFFER_SIZE, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
+ b->kdbus_buffer = mmap(NULL, KDBUS_POOL_SIZE, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
if (b->kdbus_buffer == MAP_FAILED) {
b->kdbus_buffer = NULL;
return -errno;
@@ -310,10 +310,10 @@ int bus_kernel_take_fd(sd_bus *b) {
KDBUS_HELLO_ATTACH_SECLABEL|
KDBUS_HELLO_ATTACH_AUDIT;
- hello->items[0].type = KDBUS_HELLO_BUFFER;
+ hello->items[0].type = KDBUS_HELLO_POOL;
hello->items[0].size = KDBUS_ITEM_HEADER_SIZE + sizeof(struct kdbus_vec);
hello->items[0].vec.address = (uint64_t) b->kdbus_buffer;
- hello->items[0].vec.size = KDBUS_BUFFER_SIZE;
+ hello->items[0].vec.size = KDBUS_POOL_SIZE;
r = ioctl(b->input_fd, KDBUS_CMD_HELLO, hello);
if (r < 0)
diff --git a/src/libsystemd-bus/kdbus.h b/src/libsystemd-bus/kdbus.h
index bb339ae69c..1f855b040b 100644
--- a/src/libsystemd-bus/kdbus.h
+++ b/src/libsystemd-bus/kdbus.h
@@ -237,7 +237,7 @@ enum {
/* Items to append to struct kdbus_cmd_hello */
enum {
KDBUS_HELLO_NULL,
- KDBUS_HELLO_BUFFER, /* kdbus_vec, userspace supplied buffer to
+ KDBUS_HELLO_POOL, /* kdbus_vec, userspace supplied buffer to
* place received messages */
};
diff --git a/src/libsystemd-bus/test-bus-memfd.c b/src/libsystemd-bus/test-bus-memfd.c
index 4b22ea9a68..37e150a397 100644
--- a/src/libsystemd-bus/test-bus-memfd.c
+++ b/src/libsystemd-bus/test-bus-memfd.c
@@ -40,32 +40,22 @@ int main(int argc, char *argv[]) {
if (r == -ENOENT)
return EXIT_TEST_SKIP;
- r = sd_memfd_map(m, 0, 6, (void**) &s);
+ r = sd_memfd_map(m, 0, 12, (void**) &s);
assert_se(r >= 0);
- strcpy(s, "hallo");
+ strcpy(s, "----- world");
r = sd_memfd_set_sealed(m, 1);
assert_se(r == -EPERM);
assert_se(write(sd_memfd_get_fd(m), "he", 2) == 2);
- assert_se(write(sd_memfd_get_fd(m), "HE", 2) == 2);
-
- log_error("lseek = %llu", (unsigned long long) lseek(sd_memfd_get_fd(m), 0, SEEK_CUR));
-
- log_info("<%s>", s);
-
- access("HUHU", F_OK);
+ assert_se(write(sd_memfd_get_fd(m), "ll", 2) == 2);
assert_se(sd_memfd_get_file(m, &f) >= 0);
- fputc('L', f);
+ fputc('o', f);
fflush(f);
- access("HAHA", F_OK);
-
- log_info("<%s>", s);
-
- assert_se(munmap(s, 6) == 0);
+ assert_se(munmap(s, 12) == 0);
r = sd_memfd_get_sealed(m);
assert_se(r == 0);
@@ -74,7 +64,7 @@ int main(int argc, char *argv[]) {
assert_se(r >= 0);
assert_se(sz = page_size());
- r = sd_memfd_set_size(m, 6);
+ r = sd_memfd_set_size(m, 12);
assert_se(r >= 0);
r = sd_memfd_set_sealed(m, 1);
@@ -93,9 +83,9 @@ int main(int argc, char *argv[]) {
r = sd_memfd_get_size(m, &sz);
assert_se(r >= 0);
- assert_se(sz = 6);
+ assert_se(sz = 12);
- r = sd_memfd_map(m, 0, 6, (void**) &s);
+ r = sd_memfd_map(m, 0, 12, (void**) &s);
assert_se(r >= 0);
r = sd_memfd_set_sealed(m, 1);
@@ -104,10 +94,8 @@ int main(int argc, char *argv[]) {
r = sd_memfd_set_sealed(m, 0);
assert_se(r == -EPERM);
- log_info("<%s>", s);
-
- assert_se(streq(s, "heLlo"));
- assert_se(munmap(s, 6) == 0);
+ assert_se(streq(s, "hello world"));
+ assert_se(munmap(s, 12) == 0);
r = sd_memfd_set_sealed(m, 0);
assert_se(r >= 0);