depends on MMU
select ARCH_HAS_ELF_RANDOMIZE
-config HAVE_COPY_THREAD_TLS
- bool
- help
- Architecture provides copy_thread_tls to accept tls argument via
- normal C parameter passing, rather than extracting the syscall
- argument from pt_regs.
-
config HAVE_STACK_VALIDATION
bool
help
select OLD_SIGSUSPEND
select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
select MMU_GATHER_NO_RANGE
- select HAVE_COPY_THREAD_TLS
help
The Alpha is a 64-bit general-purpose processor designed and
marketed by the Digital Equipment Corporation of blessed memory,
select GENERIC_SMP_IDLE_THREAD
select HAVE_ARCH_KGDB
select HAVE_ARCH_TRACEHOOK
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_DEBUG_KMEMLEAK
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_ARM_SMCCC if CPU_V7
select HAVE_EBPF_JIT if !CPU_ENDIAN_BE32
select HAVE_CONTEXT_TRACKING
- select HAVE_COPY_THREAD_TLS
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK if !XIP_KERNEL
select HAVE_DMA_CONTIGUOUS if MMU
select HAVE_CMPXCHG_DOUBLE
select HAVE_CMPXCHG_LOCAL
select HAVE_CONTEXT_TRACKING
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_BUGVERBOSE
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select GENERIC_CLOCKEVENTS
select MODULES_USE_ELF_RELA
select MMU_GATHER_NO_RANGE if MMU
- select HAVE_COPY_THREAD_TLS
config MMU
def_bool n
select GX6605S_TIMER if CPU_CK610
select HAVE_ARCH_TRACEHOOK
select HAVE_ARCH_AUDITSYSCALL
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_BUGVERBOSE
select HAVE_DYNAMIC_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
select HAVE_ARCH_HASH
select CPU_NO_EFFICIENT_FFS
select UACCESS_MEMCPY
- select HAVE_COPY_THREAD_TLS
config CPU_BIG_ENDIAN
def_bool y
select GENERIC_CLOCKEVENTS_BROADCAST
select MODULES_USE_ELF_RELA
select GENERIC_CPU_DEVICES
- select HAVE_COPY_THREAD_TLS
help
Qualcomm Hexagon is a processor architecture designed for high
performance and low power across a wide variety of applications.
select HAVE_ARCH_AUDITSYSCALL
select NEED_DMA_MAP_STATE
select NEED_SG_DMA_LENGTH
- select HAVE_COPY_THREAD_TLS
select NUMA if !FLATMEM
default y
help
select HAVE_AOUT if MMU
select HAVE_ASM_MODVERSIONS
select HAVE_DEBUG_BUGVERBOSE
- select HAVE_COPY_THREAD_TLS
select GENERIC_IRQ_SHOW
select GENERIC_ATOMIC64
select HAVE_UID16
select CPU_NO_EFFICIENT_FFS
select MMU_GATHER_NO_RANGE if MMU
select SPARSE_IRQ
- select HAVE_COPY_THREAD_TLS
# Endianness selection
choice
select HAVE_CBPF_JIT if !64BIT && !CPU_MICROMIPS
select HAVE_CONTEXT_TRACKING
select HAVE_TIF_NOHZ
- select HAVE_COPY_THREAD_TLS
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
- select HAVE_COPY_THREAD_TLS
help
Andes(nds32) Linux support.
select USB_ARCH_HAS_HCD if USB_SUPPORT
select CPU_NO_EFFICIENT_FFS
select MMU_GATHER_NO_RANGE if MMU
- select HAVE_COPY_THREAD_TLS
config GENERIC_CSUM
def_bool y
select HANDLE_DOMAIN_IRQ
select GPIOLIB
select HAVE_ARCH_TRACEHOOK
- select HAVE_COPY_THREAD_TLS
select SPARSE_IRQ
select GENERIC_IRQ_CHIP
select GENERIC_IRQ_PROBE
select HAVE_FTRACE_MCOUNT_RECORD if HAVE_DYNAMIC_FTRACE
select HAVE_KPROBES_ON_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
- select HAVE_COPY_THREAD_TLS
help
The PA-RISC microprocessor is designed by Hewlett-Packard and used
select HAVE_STACKPROTECTOR if PPC32 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=r2)
select HAVE_CONTEXT_TRACKING if PPC64
select HAVE_TIF_NOHZ if PPC64
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_DYNAMIC_FTRACE
select HAVE_ARCH_SECCOMP_FILTER
select HAVE_ARCH_TRACEHOOK
select HAVE_ASM_MODVERSIONS
- select HAVE_COPY_THREAD_TLS
select HAVE_DMA_CONTIGUOUS if MMU
select HAVE_EBPF_JIT if MMU
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_EBPF_JIT if PACK_STACK && HAVE_MARCH_Z196_FEATURES
select HAVE_CMPXCHG_DOUBLE
select HAVE_CMPXCHG_LOCAL
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select HAVE_DYNAMIC_FTRACE
select ARCH_HIBERNATION_POSSIBLE if MMU
select SPARSE_IRQ
select HAVE_STACKPROTECTOR
- select HAVE_COPY_THREAD_TLS
help
The SuperH is a RISC processor targeted for use in embedded systems
and consumer electronics; it was also used in the Sega Dreamcast
select LOCKDEP_SMALL if LOCKDEP
select NEED_DMA_MAP_STATE
select NEED_SG_DMA_LENGTH
- select HAVE_COPY_THREAD_TLS
config SPARC32
def_bool !64BIT
select HAVE_FUTEX_CMPXCHG if FUTEX
select HAVE_DEBUG_KMEMLEAK
select HAVE_DEBUG_BUGVERBOSE
- select HAVE_COPY_THREAD_TLS
select GENERIC_IRQ_SHOW
select GENERIC_CPU_DEVICES
select GENERIC_CLOCKEVENTS
select MODULES_USE_ELF_REL
select NEED_DMA_MAP_STATE
select MMU_GATHER_NO_RANGE if MMU
- select HAVE_COPY_THREAD_TLS
help
UniCore-32 is 32-bit Instruction Set Architecture,
including a series of low-power-consumption RISC chip
select HAVE_CMPXCHG_DOUBLE
select HAVE_CMPXCHG_LOCAL
select HAVE_CONTEXT_TRACKING if X86_64
- select HAVE_COPY_THREAD_TLS
select HAVE_C_RECORDMCOUNT
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KASAN if MMU && !XIP_KERNEL
select HAVE_ARCH_TRACEHOOK
- select HAVE_COPY_THREAD_TLS
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_CONTIGUOUS
select HAVE_EXIT_THREAD
extern void release_task(struct task_struct * p);
-#ifdef CONFIG_HAVE_COPY_THREAD_TLS
extern int copy_thread_tls(unsigned long, unsigned long, unsigned long,
struct task_struct *, unsigned long);
-#else
-extern int copy_thread(unsigned long, unsigned long, unsigned long,
- struct task_struct *);
-
-/* Architectures that haven't opted into copy_thread_tls get the tls argument
- * via pt_regs, so ignore the tls argument passed via C. */
-static inline int copy_thread_tls(
- unsigned long clone_flags, unsigned long sp, unsigned long arg,
- struct task_struct *p, unsigned long tls)
-{
- return copy_thread(clone_flags, sp, arg, p);
-}
-#endif
+
extern void flush_thread(void);
#ifdef CONFIG_HAVE_EXIT_THREAD
#ifdef __ARCH_WANT_SYS_CLONE3
-/*
- * copy_thread implementations handle CLONE_SETTLS by reading the TLS value from
- * the registers containing the syscall arguments for clone. This doesn't work
- * with clone3 since the TLS value is passed in clone_args instead.
- */
-#ifndef CONFIG_HAVE_COPY_THREAD_TLS
-#error clone3 requires copy_thread_tls support in arch
-#endif
-
noinline static int copy_clone_args_from_user(struct kernel_clone_args *kargs,
struct clone_args __user *uargs,
size_t usize)
projects / users / dwmw2 / linux.git / commitdiff