Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 14 files:
- arch/arm/common/bL_switcher.c
- arch/powerpc/kexec/core_64.c, line 215
- arch/powerpc/platforms/pseries/dlpar.c, line 570
- arch/powerpc/platforms/pseries/hotplug-cpu.c, line 765
- arch/powerpc/platforms/pseries/hotplug-memory.c
- arch/powerpc/platforms/pseries/pmem.c, line 126
- drivers/acpi/scan.c, line 443
- drivers/s390/char/sclp_config.c, line 61
- drivers/xen/balloon.c, line 326
- drivers/xen/cpu_hotplug.c, line 24
- kernel/cpu.c
- kernel/power/hibernate.c
- kernel/power/user.c, line 281
- mm/memory_hotplug.c
Smatch caller information:
kernel/power/user.c snapshot_ioctl() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| LOCK2 | global &system_transition_mutex |
drivers/xen/cpu_hotplug.c disable_hotplug_cpu() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | global &xenwatch_mutex |
mm/memory_hotplug.c __add_memory_driver_managed() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &pool->lock |
mm/memory_hotplug.c add_memory() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| LOCK2 | &pool->lock |
mm/memory_hotplug.c offline_and_remove_memory_ranges() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | _T->lock |
mm/memory_hotplug.c remove_memory() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
kernel/cpu.c add_cpu() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &mmiotrace_mutex | ||
| HALF_LOCKED2 | global &ne_cpu_pool.mutex |
kernel/cpu.c remove_cpu() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &mmiotrace_mutex | ||
| HALF_LOCKED2 | global &ne_cpu_pool.mutex | ||
| HALF_LOCKED2 | global &syscore_lock |
drivers/xen/balloon.c reserve_additional_memory() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |
kernel/power/hibernate.c hibernate() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | global &autosleep_lock |
kernel/power/hibernate.c hibernate_quiet_exec() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | &of->mutex | ||
| LOCK2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
kernel/power/hibernate.c load_image_and_restore() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | &of->mutex |
drivers/acpi/scan.c acpi_device_hotplug() -> lock_device_hotplug()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &pool->lock |