resolve merge conflicts of 66277db to stage-aosp-master
am: 23a574a195
Change-Id: Id3e18ffa3a9e40755bd65bfbab79f79a7f8373a0
diff --git a/init/builtins.cpp b/init/builtins.cpp
index 63cc3bc..70f3cde 100644
--- a/init/builtins.cpp
+++ b/init/builtins.cpp
@@ -36,6 +36,7 @@
#include <sys/wait.h>
#include <unistd.h>
#include <linux/loop.h>
+#include <linux/module.h>
#include <ext4_crypt.h>
#include <ext4_crypt_init_extensions.h>
@@ -45,6 +46,7 @@
#include <fs_mgr.h>
#include <android-base/file.h>
#include <android-base/parseint.h>
+#include <android-base/strings.h>
#include <android-base/stringprintf.h>
#include <bootloader_message_writer.h>
#include <cutils/partition_utils.h>
@@ -68,13 +70,13 @@
static const int kTerminateServiceDelayMicroSeconds = 50000;
-static int insmod(const char *filename, const char *options) {
+static int insmod(const char *filename, const char *options, int flags) {
int fd = open(filename, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
if (fd == -1) {
ERROR("insmod: open(\"%s\") failed: %s", filename, strerror(errno));
return -1;
}
- int rc = syscall(__NR_finit_module, fd, options, 0);
+ int rc = syscall(__NR_finit_module, fd, options, flags);
if (rc == -1) {
ERROR("finit_module for \"%s\" failed: %s", filename, strerror(errno));
}
@@ -282,17 +284,17 @@
}
static int do_insmod(const std::vector<std::string>& args) {
- std::string options;
+ int flags = 0;
+ auto it = args.begin() + 1;
- if (args.size() > 2) {
- options += args[2];
- for (std::size_t i = 3; i < args.size(); ++i) {
- options += ' ';
- options += args[i];
- }
+ if (!(*it).compare("-f")) {
+ flags = MODULE_INIT_IGNORE_VERMAGIC | MODULE_INIT_IGNORE_MODVERSIONS;
+ it++;
}
- return insmod(args[1].c_str(), options.c_str());
+ std::string filename = *it++;
+ std::string options = android::base::Join(std::vector<std::string>(it, args.end()), ' ');
+ return insmod(filename.c_str(), options.c_str(), flags);
}
static int do_mkdir(const std::vector<std::string>& args) {
diff --git a/init/readme.txt b/init/readme.txt
index 8130806..e75b4b2 100644
--- a/init/readme.txt
+++ b/init/readme.txt
@@ -281,8 +281,11 @@
ifup <interface>
Bring the network interface <interface> online.
-insmod <path>
- Install the module at <path>
+insmod [-f] <path> [<options>]
+ Install the module at <path> with the specified options.
+ -f
+ Force installation of the module even if the version of the running kernel
+ and the version of the kernel for which the module was compiled do not match.
load_all_props
Loads properties from /system, /vendor, et cetera.