Commit afa3cad7 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux 

Pull arm64 fixes from Catalin Marinas:
 - compat renameat2 syscall wiring and __NR_compat_syscalls fix
 - TLB fix for transparent huge pages following switch to generic
   mmu_gather
 - spinlock initialisation for init_mm's context
 - move of_clk_init() earlier
 - Kconfig duplicate entry fix

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: init: Move of_clk_init to time_init
  arm64: initialize spinlock for init_mm's context
  arm64: debug: remove noisy, pointless warning
  arm64: mm: Add THP TLB entries to general mmu_gather
  arm64: add renameat2 compat syscall
  ARM64: Remove duplicated Kconfig entry for "kernel/power/Kconfig"
  arm64: __NR_compat_syscalls fix
parents d9e9e8e2 bc3ee18a

arch/arm64/Kconfig

+0 −2
Original line number Diff line number Diff line
@@ -323,8 +323,6 @@ menu "CPU Power Management" 


source "drivers/cpuidle/Kconfig"



source "kernel/power/Kconfig"



source "drivers/cpufreq/Kconfig"



endmenu

arch/arm64/include/asm/mmu.h

+3 −0
Original line number Diff line number Diff line
@@ -22,6 +22,9 @@ typedef struct { 
	void *vdso;

} mm_context_t;



#define INIT_MM_CONTEXT(name) \

	.context.id_lock = __RAW_SPIN_LOCK_UNLOCKED(name.context.id_lock),



#define ASID(mm)	((mm)->context.id & 0xffff)



extern void paging_init(void);

arch/arm64/include/asm/tlb.h

+6 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#ifndef __ASM_TLB_H

#define __ASM_TLB_H



#define  __tlb_remove_pmd_tlb_entry __tlb_remove_pmd_tlb_entry



#include <asm-generic/tlb.h>
@@ -99,5 +100,10 @@ static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp, 
}

#endif



static inline void __tlb_remove_pmd_tlb_entry(struct mmu_gather *tlb, pmd_t *pmdp,

						unsigned long address)

{

	tlb_add_flush(tlb, address);

}



#endif

arch/arm64/include/asm/unistd32.h

+2 −1
Original line number Diff line number Diff line
@@ -403,8 +403,9 @@ __SYSCALL(378, sys_kcmp) 
__SYSCALL(379, sys_finit_module)

__SYSCALL(380, sys_sched_setattr)

__SYSCALL(381, sys_sched_getattr)

__SYSCALL(382, sys_renameat2)



#define __NR_compat_syscalls		379

#define __NR_compat_syscalls		383



/*

 * Compat syscall numbers used by the AArch64 kernel.

arch/arm64/kernel/debug-monitors.c

+0 −3
Original line number Diff line number Diff line
@@ -318,9 +318,6 @@ static int brk_handler(unsigned long addr, unsigned int esr, 
	if (call_break_hook(regs, esr) == DBG_HOOK_HANDLED)

		return 0;



	pr_warn("unexpected brk exception at %lx, esr=0x%x\n",

			(long)instruction_pointer(regs), esr);



	if (!user_mode(regs))

		return -EFAULT;

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