diff options
Diffstat (limited to 'arch/xtensa/include')
| -rw-r--r-- | arch/xtensa/include/asm/Kbuild | 1 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/pgtable.h | 8 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/ptrace.h | 5 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/syscall.h | 18 | ||||
| -rw-r--r-- | arch/xtensa/include/uapi/asm/param.h | 31 |
5 files changed, 20 insertions, 43 deletions
diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild index cc5dba738389..13fe45dea296 100644 --- a/arch/xtensa/include/asm/Kbuild +++ b/arch/xtensa/include/asm/Kbuild @@ -3,7 +3,6 @@ generated-y += syscall_table.h generic-y += extable.h generic-y += kvm_para.h generic-y += mcs_spinlock.h -generic-y += param.h generic-y += parport.h generic-y += qrwlock.h generic-y += qspinlock.h diff --git a/arch/xtensa/include/asm/pgtable.h b/arch/xtensa/include/asm/pgtable.h index 1647a7cc3fbf..d62aa1c316fc 100644 --- a/arch/xtensa/include/asm/pgtable.h +++ b/arch/xtensa/include/asm/pgtable.h @@ -269,17 +269,11 @@ static inline pte_t pte_mkwrite_novma(pte_t pte) ((__pgprot((pgprot_val(prot) & ~_PAGE_CA_MASK) | \ _PAGE_CA_BYPASS))) -/* - * Conversion functions: convert a page and protection to a page entry, - * and a page entry and page directory to the page they refer to. - */ - #define PFN_PTE_SHIFT PAGE_SHIFT #define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT) #define pte_same(a,b) (pte_val(a) == pte_val(b)) #define pte_page(x) pfn_to_page(pte_pfn(x)) #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) -#define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { @@ -355,7 +349,7 @@ ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) -static inline int pte_swp_exclusive(pte_t pte) +static inline bool pte_swp_exclusive(pte_t pte) { return pte_val(pte) & _PAGE_SWP_EXCLUSIVE; } diff --git a/arch/xtensa/include/asm/ptrace.h b/arch/xtensa/include/asm/ptrace.h index 86c70117371b..4871e5a4d6fb 100644 --- a/arch/xtensa/include/asm/ptrace.h +++ b/arch/xtensa/include/asm/ptrace.h @@ -72,13 +72,10 @@ struct pt_regs { /* Additional configurable registers that are used by the compiler. */ xtregs_opt_t xtregs_opt; - /* Make sure the areg field is 16 bytes aligned. */ - int align[0] __attribute__ ((aligned(16))); - /* current register frame. * Note: The ESF for kernel exceptions ends after 16 registers! */ - unsigned long areg[XCHAL_NUM_AREGS]; + unsigned long areg[XCHAL_NUM_AREGS] __aligned(16); }; # define arch_has_single_step() (1) diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h index 5ee974bf8330..7db3b489c8ad 100644 --- a/arch/xtensa/include/asm/syscall.h +++ b/arch/xtensa/include/asm/syscall.h @@ -28,6 +28,13 @@ static inline long syscall_get_nr(struct task_struct *task, return regs->syscall; } +static inline void syscall_set_nr(struct task_struct *task, + struct pt_regs *regs, + int nr) +{ + regs->syscall = nr; +} + static inline void syscall_rollback(struct task_struct *task, struct pt_regs *regs) { @@ -68,6 +75,17 @@ static inline void syscall_get_arguments(struct task_struct *task, args[i] = regs->areg[reg[i]]; } +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + const unsigned long *args) +{ + static const unsigned int reg[] = XTENSA_SYSCALL_ARGUMENT_REGS; + unsigned int i; + + for (i = 0; i < 6; ++i) + regs->areg[reg[i]] = args[i]; +} + asmlinkage long xtensa_rt_sigreturn(void); asmlinkage long xtensa_shmat(int, char __user *, int); asmlinkage long xtensa_fadvise64_64(int, int, diff --git a/arch/xtensa/include/uapi/asm/param.h b/arch/xtensa/include/uapi/asm/param.h deleted file mode 100644 index e6feb4ee0590..000000000000 --- a/arch/xtensa/include/uapi/asm/param.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * include/asm-xtensa/param.h - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2001 - 2005 Tensilica Inc. - */ - -#ifndef _UAPI_XTENSA_PARAM_H -#define _UAPI_XTENSA_PARAM_H - -#ifndef __KERNEL__ -# define HZ 100 -#endif - -#define EXEC_PAGESIZE 4096 - -#ifndef NGROUPS -#define NGROUPS 32 -#endif - -#ifndef NOGROUP -#define NOGROUP (-1) -#endif - -#define MAXHOSTNAMELEN 64 /* max length of hostname */ - -#endif /* _UAPI_XTENSA_PARAM_H */ |