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* Try to create unknown devices before failing in RegisterDevice(), and

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RegisterPartition().


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27043 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2008-08-18 17:57:03 +00:00
parent ff388d5189
commit 5bfb703b6f
1 changed files with 39 additions and 22 deletions
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61
src/system/kernel/disk_device_manager/KDiskDeviceManager.cpp
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@ -396,25 +396,33 @@ KDiskDeviceManager::FindFileDevice(const char *filePath)
return NULL;
}
// RegisterDevice
KDiskDevice *
KDiskDeviceManager::RegisterDevice(const char *path)
KDiskDevice*
KDiskDeviceManager::RegisterDevice(const char* path)
{
if (ManagerLocker locker = this) {
if (KDiskDevice *device = FindDevice(path)) {
device->Register();
return device;
for (int32 i = 0; i < 2; i++) {
if (KDiskDevice* device = FindDevice(path)) {
device->Register();
return device;
}
// if the device is not known yet, create it and try again
const char* leaf = strrchr(path, '/');
if (i == 0 && !strncmp(path, "/dev/disk", 9)
&& !strcmp(leaf + 1, "raw") && CreateDevice(path) < B_OK)
break;
}
}
return NULL;
}
// RegisterDevice
KDiskDevice *
KDiskDevice*
KDiskDeviceManager::RegisterDevice(partition_id id, bool deviceOnly)
{
if (ManagerLocker locker = this) {
if (KDiskDevice *device = FindDevice(id, deviceOnly)) {
if (KDiskDevice* device = FindDevice(id, deviceOnly)) {
device->Register();
return device;
}
@ -422,14 +430,15 @@ KDiskDeviceManager::RegisterDevice(partition_id id, bool deviceOnly)
return NULL;
}
// RegisterNextDevice
KDiskDevice *
KDiskDeviceManager::RegisterNextDevice(int32 *cookie)
KDiskDevice*
KDiskDeviceManager::RegisterNextDevice(int32* cookie)
{
if (!cookie)
return NULL;
if (ManagerLocker locker = this) {
if (KDiskDevice *device = NextDevice(cookie)) {
if (KDiskDevice* device = NextDevice(cookie)) {
device->Register();
return device;
}
@ -437,25 +446,33 @@ KDiskDeviceManager::RegisterNextDevice(int32 *cookie)
return NULL;
}
// RegisterPartition
KPartition *
KDiskDeviceManager::RegisterPartition(const char *path)
KPartition*
KDiskDeviceManager::RegisterPartition(const char* path)
{
if (ManagerLocker locker = this) {
if (KPartition *partition = FindPartition(path)) {
partition->Register();
return partition;
for (int32 i = 0; i < 2; i++) {
if (KPartition* partition = FindPartition(path)) {
partition->Register();
return partition;
}
// if the device is not known yet, create it and try again
const char* leaf = strrchr(path, '/');
if (i == 0 && !strncmp(path, "/dev/disk", 9)
&& !strcmp(leaf + 1, "raw") && CreateDevice(path) < B_OK)
break;
}
}
return NULL;
}
// RegisterPartition
KPartition *
KPartition*
KDiskDeviceManager::RegisterPartition(partition_id id)
{
if (ManagerLocker locker = this) {
if (KPartition *partition = FindPartition(id)) {
if (KPartition* partition = FindPartition(id)) {
partition->Register();
return partition;
}