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Viewing changes to arch/arm/kernel/ptrace.c

  • Committer: Package Import Robot
  • Author(s): John Rigby, John Rigby
  • Date: 2011-09-26 10:44:23 UTC
  • Revision ID: package-import@ubuntu.com-20110926104423-3o58a3c1bj7x00rs
Tags: 3.0.0-1007.9
https://launchpad.net/bugs/826021
[ John Rigby ]

Enable crypto modules and remove crypto-modules from
exclude-module files
LP: #826021

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Lines of Context:
arch/arm/kernel/ptrace.c
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        .fn             = break_trap,
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};
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static int thumb2_break_trap(struct pt_regs *regs, unsigned int instr)
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{
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        unsigned int instr2;
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        void __user *pc;
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        /* Check the second half of the instruction.  */
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        pc = (void __user *)(instruction_pointer(regs) + 2);
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        if (processor_mode(regs) == SVC_MODE) {
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                instr2 = *(u16 *) pc;
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        } else {
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                get_user(instr2, (u16 __user *)pc);
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        }
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        if (instr2 == 0xa000) {
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                ptrace_break(current, regs);
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                return 0;
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        } else {
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                return 1;
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        }
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}
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static struct undef_hook thumb2_break_hook = {
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        .instr_mask     = 0xffff,
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        .instr_val      = 0xf7f0,
 
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        .instr_mask     = 0xffffffff,
 
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        .instr_val      = 0xf7f0a000,
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        .cpsr_mask      = PSR_T_BIT,
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        .cpsr_val       = PSR_T_BIT,
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        .fn             = thumb2_break_trap,
 
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        .fn             = break_trap,
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};
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static int __init ptrace_break_init(void)