tequilaOS/platform_system_vold
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Only enable quotas when supported by device.

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Otherwise we might end up creating ext4 partitions that the device
can't mount.

Bug: 63763609
Test: builds, boots
Exempt-From-Owner-Approval: Bug 63673347
Change-Id: I5f6cf73f23a55bc0dea9480523f19049313c3dd1
This commit is contained in:
Jeff Sharkey 2017-07-17 13:57:18 -06:00
parent 51f174f0c9
commit 95a92f9203
2 changed files with 15 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
fs/Ext4.cpp
View file

@ -38,6 +38,7 @@
#define LOG_TAG "Vold"
#include <android-base/logging.h>
#include <android-base/properties.h>
#include <android-base/stringprintf.h>
#include <cutils/log.h>
#include <cutils/properties.h>
@ -176,7 +177,10 @@ status_t Format(const std::string& source, unsigned long numSectors,
cmd.push_back("-M");
cmd.push_back(target);
std::string options("has_journal,quota");
std::string options("has_journal");
if (android::base::GetBoolProperty("vold.has_quota", false)) {
options += ",quota";
}
if (e4crypt_is_native()) {
options += ",encrypt";
}

13
main.cpp
View file

@ -39,7 +39,7 @@
#include <dirent.h>
#include <fs_mgr.h>
static int process_config(VolumeManager *vm, bool* has_adoptable);
static int process_config(VolumeManager *vm, bool* has_adoptable, bool* has_quota);
static void coldboot(const char *path);
static void parse_args(int argc, char** argv);
@ -107,8 +107,9 @@ int main(int argc, char** argv) {
}
bool has_adoptable;
bool has_quota;
if (process_config(vm, &has_adoptable)) {
if (process_config(vm, &has_adoptable, &has_quota)) {
PLOG(ERROR) << "Error reading configuration... continuing anyways";
}
@ -133,6 +134,7 @@ int main(int argc, char** argv) {
// This call should go after listeners are started to avoid
// a deadlock between vold and init (see b/34278978 for details)
property_set("vold.has_adoptable", has_adoptable ? "1" : "0");
property_set("vold.has_quota", has_quota ? "1" : "0");
// Do coldboot here so it won't block booting,
// also the cold boot is needed in case we have flash drive
@ -214,7 +216,7 @@ static void coldboot(const char *path) {
}
}
static int process_config(VolumeManager *vm, bool* has_adoptable) {
static int process_config(VolumeManager *vm, bool* has_adoptable, bool* has_quota) {
fstab = fs_mgr_read_fstab_default();
if (!fstab) {
PLOG(ERROR) << "Failed to open default fstab";
@ -223,7 +225,12 @@ static int process_config(VolumeManager *vm, bool* has_adoptable) {
/* Loop through entries looking for ones that vold manages */
*has_adoptable = false;
*has_quota = false;
for (int i = 0; i < fstab->num_entries; i++) {
if (fs_mgr_is_quota(&fstab->recs[i])) {
*has_quota = true;
}
if (fs_mgr_is_voldmanaged(&fstab->recs[i])) {
if (fs_mgr_is_nonremovable(&fstab->recs[i])) {
LOG(WARNING) << "nonremovable no longer supported; ignoring volume";