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authorKees Cook <kees+treewide@kernel.org>2026-09-02 15:31:14 -0700
committerKees Cook <kees@kernel.org>2026-09-04 21:37:00 -0700
commit3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d (patch)
treec65086f9bdcd48c6360fb7cb4598bca084da1f32 /drivers/acpi/acpica/utglobal.c
downloadlinux-stable-3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d.tar.gz
linux-stable-3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d.zip
treewide: refresh kmalloc_obj() conversionsgrafted
This is another run of the Coccinelle script for converting kmalloc() family of allocations to kmalloc_obj() via the existing rules in scripts/coccinelle/api/kmalloc_objs.cocci This catches both the set of kmalloc() uses added since the first kmalloc_obj() conversions in v7.0 and adds a large group missed in the first pass due to Coccinelle not interacting well with the cleanup.h scoped_...() family of macros[1]. I worked around this with spatch's "--macro-file" argument to a file with all the scoped_...() macros mapped to Coccinelle's YACFE_ITERATOR[2] as that was the closest viable control flow indicator I could find. Build tested allmodconfig on x86, arm64, arm, loongarch, mips, powerpc, riscv, and s390 with no new warnings. Link: https://lore.kernel.org/lkml/202609021314.8A9C0B8@keescook/ [1] Link: https://github.com/coccinelle/coccinelle/blob/master/standard.h [2] Signed-off-by: Kees Cook <kees+treewide@kernel.org>
Diffstat (limited to 'drivers/acpi/acpica/utglobal.c')
-rw-r--r--drivers/acpi/acpica/utglobal.c241
1 files changed, 241 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
new file mode 100644
index 000000000..68b6656cf
--- /dev/null
+++ b/drivers/acpi/acpica/utglobal.c
@@ -0,0 +1,241 @@
+// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
+/******************************************************************************
+ *
+ * Module Name: utglobal - Global variables for the ACPI subsystem
+ *
+ * Copyright (C) 2000 - 2026, Intel Corp.
+ *
+ *****************************************************************************/
+
+#define EXPORT_ACPI_INTERFACES
+#define DEFINE_ACPI_GLOBALS
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+
+#define _COMPONENT ACPI_UTILITIES
+ACPI_MODULE_NAME("utglobal")
+
+/*******************************************************************************
+ *
+ * Static global variable initialization.
+ *
+ ******************************************************************************/
+/* Various state name strings */
+const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
+ "\\_S0_",
+ "\\_S1_",
+ "\\_S2_",
+ "\\_S3_",
+ "\\_S4_",
+ "\\_S5_"
+};
+
+const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
+ "_S0W",
+ "_S1W",
+ "_S2W",
+ "_S3W",
+ "_S4W"
+};
+
+const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
+ "_S1D",
+ "_S2D",
+ "_S3D",
+ "_S4D"
+};
+
+/* Hex-to-ascii */
+
+const char acpi_gbl_lower_hex_digits[] = "0123456789abcdef";
+const char acpi_gbl_upper_hex_digits[] = "0123456789ABCDEF";
+
+/*******************************************************************************
+ *
+ * Namespace globals
+ *
+ ******************************************************************************/
+/*
+ * Predefined ACPI Names (Built-in to the Interpreter)
+ *
+ * NOTES:
+ * 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
+ * during the initialization sequence.
+ * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to
+ * perform a Notify() operation on it. 09/2010: Changed to type Device.
+ * This still allows notifies, but does not confuse host code that
+ * searches for valid thermal_zone objects.
+ */
+const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = {
+ {"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
+ {"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
+ {"_SB_", ACPI_TYPE_DEVICE, NULL},
+ {"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
+ {"_TZ_", ACPI_TYPE_DEVICE, NULL},
+ /*
+ * March, 2015:
+ * The _REV object is in the process of being deprecated, because
+ * other ACPI implementations permanently return 2. Thus, it
+ * has little or no value. Return 2 for compatibility with
+ * other ACPI implementations.
+ */
+ {"_REV", ACPI_TYPE_INTEGER, ACPI_CAST_PTR(char, 2)},
+ {"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
+ {"_GL_", ACPI_TYPE_MUTEX, ACPI_CAST_PTR(char, 1)},
+ {"_OSI", ACPI_TYPE_METHOD, ACPI_CAST_PTR(char, 1)},
+
+ /* Table terminator */
+
+ {NULL, ACPI_TYPE_ANY, NULL}
+};
+
+#if (!ACPI_REDUCED_HARDWARE)
+/******************************************************************************
+ *
+ * Event and Hardware globals
+ *
+ ******************************************************************************/
+
+struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = {
+ /* Name Parent Register Register Bit Position Register Bit Mask */
+
+ /* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_TIMER_STATUS,
+ ACPI_BITMASK_TIMER_STATUS},
+ /* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_BUS_MASTER_STATUS,
+ ACPI_BITMASK_BUS_MASTER_STATUS},
+ /* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_GLOBAL_LOCK_STATUS,
+ ACPI_BITMASK_GLOBAL_LOCK_STATUS},
+ /* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_POWER_BUTTON_STATUS,
+ ACPI_BITMASK_POWER_BUTTON_STATUS},
+ /* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_SLEEP_BUTTON_STATUS,
+ ACPI_BITMASK_SLEEP_BUTTON_STATUS},
+ /* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_RT_CLOCK_STATUS,
+ ACPI_BITMASK_RT_CLOCK_STATUS},
+ /* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_WAKE_STATUS,
+ ACPI_BITMASK_WAKE_STATUS},
+ /* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS,
+ ACPI_BITPOSITION_PCIEXP_WAKE_STATUS,
+ ACPI_BITMASK_PCIEXP_WAKE_STATUS},
+
+ /* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_TIMER_ENABLE,
+ ACPI_BITMASK_TIMER_ENABLE},
+ /* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE,
+ ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
+ /* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_POWER_BUTTON_ENABLE,
+ ACPI_BITMASK_POWER_BUTTON_ENABLE},
+ /* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE,
+ ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
+ /* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_RT_CLOCK_ENABLE,
+ ACPI_BITMASK_RT_CLOCK_ENABLE},
+ /* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE,
+ ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE,
+ ACPI_BITMASK_PCIEXP_WAKE_DISABLE},
+
+ /* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
+ ACPI_BITPOSITION_SCI_ENABLE,
+ ACPI_BITMASK_SCI_ENABLE},
+ /* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL,
+ ACPI_BITPOSITION_BUS_MASTER_RLD,
+ ACPI_BITMASK_BUS_MASTER_RLD},
+ /* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL,
+ ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE,
+ ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
+ /* ACPI_BITREG_SLEEP_TYPE */ {ACPI_REGISTER_PM1_CONTROL,
+ ACPI_BITPOSITION_SLEEP_TYPE,
+ ACPI_BITMASK_SLEEP_TYPE},
+ /* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL,
+ ACPI_BITPOSITION_SLEEP_ENABLE,
+ ACPI_BITMASK_SLEEP_ENABLE},
+
+ /* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL,
+ ACPI_BITPOSITION_ARB_DISABLE,
+ ACPI_BITMASK_ARB_DISABLE}
+};
+
+struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = {
+ /* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS,
+ ACPI_BITREG_TIMER_ENABLE,
+ ACPI_BITMASK_TIMER_STATUS,
+ ACPI_BITMASK_TIMER_ENABLE},
+ /* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS,
+ ACPI_BITREG_GLOBAL_LOCK_ENABLE,
+ ACPI_BITMASK_GLOBAL_LOCK_STATUS,
+ ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
+ /* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS,
+ ACPI_BITREG_POWER_BUTTON_ENABLE,
+ ACPI_BITMASK_POWER_BUTTON_STATUS,
+ ACPI_BITMASK_POWER_BUTTON_ENABLE},
+ /* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS,
+ ACPI_BITREG_SLEEP_BUTTON_ENABLE,
+ ACPI_BITMASK_SLEEP_BUTTON_STATUS,
+ ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
+ /* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS,
+ ACPI_BITREG_RT_CLOCK_ENABLE,
+ ACPI_BITMASK_RT_CLOCK_STATUS,
+ ACPI_BITMASK_RT_CLOCK_ENABLE},
+};
+#endif /* !ACPI_REDUCED_HARDWARE */
+
+#if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER)
+
+/* to_pld macro: compile/disassemble strings */
+
+const char *acpi_gbl_pld_panel_list[] = {
+ "TOP",
+ "BOTTOM",
+ "LEFT",
+ "RIGHT",
+ "FRONT",
+ "BACK",
+ "UNKNOWN",
+ NULL
+};
+
+const char *acpi_gbl_pld_vertical_position_list[] = {
+ "UPPER",
+ "CENTER",
+ "LOWER",
+ NULL
+};
+
+const char *acpi_gbl_pld_horizontal_position_list[] = {
+ "LEFT",
+ "CENTER",
+ "RIGHT",
+ NULL
+};
+
+const char *acpi_gbl_pld_shape_list[] = {
+ "ROUND",
+ "OVAL",
+ "SQUARE",
+ "VERTICALRECTANGLE",
+ "HORIZONTALRECTANGLE",
+ "VERTICALTRAPEZOID",
+ "HORIZONTALTRAPEZOID",
+ "UNKNOWN",
+ "CHAMFERED",
+ NULL
+};
+#endif
+
+/* Public globals */
+
+ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
+ACPI_EXPORT_SYMBOL(acpi_dbg_level)
+ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
+ACPI_EXPORT_SYMBOL(acpi_gpe_count)
+ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)