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| author | Ralf Baechle <ralf@linux-mips.org> | 2013-05-29 01:07:19 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-06-10 18:02:30 +0200 |
| commit | c3fc5cd5c5a5f4738776a965a020a32c1a37c8fd (patch) | |
| tree | 59c7114e5c9e682b0b6ec647cabfa4d942ee1377 /arch/mips/mm/fault.c | |
| parent | e7f3b48af7be9f8007a224663a5b91340626fed5 (diff) | |
| download | blackbird-op-linux-c3fc5cd5c5a5f4738776a965a020a32c1a37c8fd.tar.gz blackbird-op-linux-c3fc5cd5c5a5f4738776a965a020a32c1a37c8fd.zip | |
MIPS: Implement HAVE_CONTEXT_TRACKING.
This enables support for CONFIG_NO_HZ_FULL.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm/fault.c')
| -rw-r--r-- | arch/mips/mm/fault.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c index 0fead53d1c26..85df1cd8d446 100644 --- a/arch/mips/mm/fault.c +++ b/arch/mips/mm/fault.c @@ -5,6 +5,7 @@ * * Copyright (C) 1995 - 2000 by Ralf Baechle */ +#include <linux/context_tracking.h> #include <linux/signal.h> #include <linux/sched.h> #include <linux/interrupt.h> @@ -32,8 +33,8 @@ * and the problem, and then passes it off to one of the appropriate * routines. */ -asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, unsigned long write, - unsigned long address) +static void __kprobes __do_page_fault(struct pt_regs *regs, unsigned long write, + unsigned long address) { struct vm_area_struct * vma = NULL; struct task_struct *tsk = current; @@ -312,3 +313,13 @@ vmalloc_fault: } #endif } + +asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, + unsigned long write, unsigned long address) +{ + enum ctx_state prev_state; + + prev_state = exception_enter(); + __do_page_fault(regs, write, address); + exception_exit(prev_state); +} |
