diff options
| -rw-r--r-- | drivers/acpi/namespace/nsalloc.c | 12 | ||||
| -rw-r--r-- | drivers/acpi/utilities/utcache.c | 8 | ||||
| -rw-r--r-- | include/acpi/acdebug.h | 4 | ||||
| -rw-r--r-- | include/acpi/aclocal.h | 2 |
4 files changed, 26 insertions, 0 deletions
diff --git a/drivers/acpi/namespace/nsalloc.c b/drivers/acpi/namespace/nsalloc.c index 55b407aae26..1e6a1b02dfd 100644 --- a/drivers/acpi/namespace/nsalloc.c +++ b/drivers/acpi/namespace/nsalloc.c @@ -61,6 +61,9 @@ ACPI_MODULE_NAME("nsalloc") struct acpi_namespace_node *acpi_ns_create_node(u32 name) { struct acpi_namespace_node *node; +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + u32 temp; +#endif ACPI_FUNCTION_TRACE(ns_create_node); @@ -71,6 +74,15 @@ struct acpi_namespace_node *acpi_ns_create_node(u32 name) ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_allocated++); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + temp = + acpi_gbl_ns_node_list->total_allocated - + acpi_gbl_ns_node_list->total_freed; + if (temp > acpi_gbl_ns_node_list->max_occupied) { + acpi_gbl_ns_node_list->max_occupied = temp; + } +#endif + node->name.integer = name; ACPI_SET_DESCRIPTOR_TYPE(node, ACPI_DESC_TYPE_NAMED); return_PTR(node); diff --git a/drivers/acpi/utilities/utcache.c b/drivers/acpi/utilities/utcache.c index 1a1f8109159..d796fcac33a 100644 --- a/drivers/acpi/utilities/utcache.c +++ b/drivers/acpi/utilities/utcache.c @@ -289,6 +289,14 @@ void *acpi_os_acquire_object(struct acpi_memory_list *cache) ACPI_MEM_TRACKING(cache->total_allocated++); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + if ((cache->total_allocated - cache->total_freed) > + cache->max_occupied) { + cache->max_occupied = + cache->total_allocated - cache->total_freed; + } +#endif + /* Avoid deadlock with ACPI_ALLOCATE_ZEROED */ status = acpi_ut_release_mutex(ACPI_MTX_CACHES); diff --git a/include/acpi/acdebug.h b/include/acpi/acdebug.h index 47296ffef7d..c46a33abe45 100644 --- a/include/acpi/acdebug.h +++ b/include/acpi/acdebug.h @@ -159,6 +159,10 @@ void acpi_db_create_execution_threads(char *num_threads_arg, char *num_loops_arg, char *method_name_arg); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS +u32 acpi_db_get_cache_info(struct acpi_memory_list *cache); +#endif + /* * dbfileio - Debugger file I/O commands */ diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h index 9b7e05c8759..e135dab905f 100644 --- a/include/acpi/aclocal.h +++ b/include/acpi/aclocal.h @@ -954,6 +954,8 @@ struct acpi_memory_list { u32 total_allocated; u32 total_freed; + u32 max_occupied; + u32 total_size; u32 current_total_size; u32 requests; u32 hits; |